ANNUAL TRENDS (5 year rolling average) - AMBIENT MASS Annual Group 10, 50, 90 average concentrations of the total fine (PM2.5) and coarse (PM2.5-PM10) mass and major fine aerosol types. The fractional contribution of the aerosol types to the reconstructed fine aerosol mass is also provided. These data are for all IMPROVE sites with data from 1988 - 1999. The annual data were aggregated upto 5 years using a 5 year rolling average. 1993 encompases years 1989-93. These data were used to construct the long term trends aerosol trends. All calculations followed the procedures from the Draft Guidance for Tracking Progress Under the Regional Haze Rule (9/27/01). (see http://vista.cira.colostate.edu/improve/Publications/GuidanceDocs/guidancedocs.htm) A possible bias in the pre 6/1996 nitrate data and some of the eastern US particle sulfur data exists. For more information see http://vista.cira.colostate.edu/improve/Data/QA_QC/issues.htm. To minimize these biases SO4 ion data were used to replace all potentially biased sulfur data. Constant group 10, 50 and 90 ammonium nitrate value were used in all calculations, where the ammonium nitrate values were calculated from the 1997-99 data following the procedures from the Draft Guidance for Tracking Progress Under the Regional Haze Rule (9/27/01). Information about the IMPROVE monitoring sites can be obtained from: http://vista.cira.colostate.edu/improve/data/graphicViewer/metadata.asp VARIABLE DEFINITIONS AND UNITS: Group 10 = The average of the data between the 0th and 20th percentile Group 50 = The average of the data between the 40th and 60th percentile Group 90 = The average of the data between the 80th and 100th percentile TM = PM10 CM = COARSE MASS, THE DIFFERENCE OF PM10 AND PM2.5 - (micrograms/cubic meter) RCFM = RECONSTRUCTED PM2.5 - (micrograms/cubic meter) SO4 = AMMONIUM SULFATE MASS - (micrograms/cubic meter) NO3 = AMMONIUM NITRATE MASS - (micrograms/cubic meter) OMC= ORGANIC MASS - (micrograms/cubic meter) LAC = LIGHT ABSORBING CARBON MASS - (micrograms/cubic meter) SOIL = FINE SOIL MASS - (micrograms/cubic meter) THE PREFIX "F_" DENOTES THE PERCENT OF FMASS DUE TO THE INDIVIDUAL SPECIES ANNUAL TRENDS - AMBIENT MASS 09:37 Thursday, March 14, 2002 60 -------------------------------------------------- site=ACAD GROUP=10 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 6.71 3.48 2.19732 1.09 49.5 0.11 4.78 0.73 33.3 0.16 7.21 0.11 5.17 1994 6.51 3.43 2.16589 1.04 47.8 0.11 4.85 0.75 34.5 0.16 7.37 0.12 5.47 1995 5.99 3.38 2.12994 1.01 47.3 0.11 4.93 0.74 34.8 0.15 7.22 0.12 5.78 1996 5.67 3.22 2.00021 0.95 47.4 0.11 5.25 0.69 34.3 0.15 7.36 0.11 5.70 1997 6.11 3.52 1.98445 0.90 45.2 0.11 5.30 0.71 35.9 0.14 6.84 0.13 6.76 1998 6.12 3.55 1.93888 0.85 43.9 0.11 5.42 0.71 36.7 0.12 6.37 0.15 7.65 1999 6.16 3.61 1.86417 0.83 44.8 0.11 5.64 0.66 35.4 0.11 6.01 0.15 8.24 -------------------------------------------------- site=ACAD GROUP=50 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 10.64 4.63 4.69872 2.50 53.1 0.24 5.18 1.45 30.8 0.32 6.92 0.19 3.98 1994 10.90 4.92 4.76663 2.50 52.5 0.24 5.11 1.50 31.5 0.32 6.70 0.20 4.18 1995 10.43 4.80 4.60649 2.38 51.7 0.24 5.29 1.47 32.0 0.31 6.65 0.20 4.38 1996 10.07 4.71 4.37919 2.31 52.7 0.24 5.56 1.35 30.9 0.28 6.42 0.19 4.41 1997 10.16 4.97 4.30974 2.32 53.7 0.24 5.65 1.31 30.5 0.24 5.61 0.20 4.53 1998 10.36 5.11 4.17363 2.19 52.4 0.24 5.83 1.29 30.9 0.23 5.47 0.22 5.34 1999 9.61 4.61 3.88871 2.05 52.6 0.24 6.26 1.17 30.2 0.21 5.34 0.22 5.58 -------------------------------------------------- site=ACAD GROUP=90 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 21.04 5.79 13.4061 8.67 64.7 0.48 3.59 3.26 24.3 0.63 4.70 0.37 2.74 1994 22.29 6.31 13.9311 9.09 65.3 0.48 3.45 3.33 23.9 0.63 4.51 0.40 2.85 1995 21.48 6.06 13.6433 8.75 64.1 0.48 3.53 3.46 25.3 0.56 4.11 0.40 2.91 1996 20.94 5.88 13.2703 8.70 65.5 0.48 3.63 3.18 24.0 0.53 3.96 0.38 2.86 1997 21.45 6.77 12.5813 7.98 63.4 0.48 3.82 3.24 25.8 0.50 3.94 0.39 3.08 1998 21.33 7.15 11.9518 7.48 62.6 0.48 4.03 3.13 26.2 0.49 4.11 0.37 3.09 1999 19.87 6.70 10.9908 6.85 62.3 0.48 4.38 2.88 26.2 0.45 4.05 0.34 3.05 ANNUAL TRENDS - AMBIENT MASS 09:37 Thursday, March 14, 2002 61 -------------------------------------------------- site=BADL GROUP=10 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 4.93 2.62 1.80991 0.61 33.7 0.14 7.51 0.64 35.3 0.08 4.37 0.35 19.2 1994 5.15 2.81 1.81450 0.63 34.7 0.14 7.49 0.63 34.5 0.09 4.74 0.34 18.6 1995 4.89 2.81 1.71926 0.61 35.3 0.14 7.90 0.59 34.2 0.08 4.72 0.31 17.9 1996 5.04 3.03 1.71569 0.63 36.8 0.14 7.92 0.58 33.7 0.08 4.68 0.29 16.9 1997 5.11 3.13 1.69092 0.62 36.5 0.14 8.03 0.58 34.2 0.08 4.76 0.28 16.5 1998 5.14 3.20 1.67921 0.60 36.0 0.14 8.09 0.57 34.1 0.08 5.02 0.28 16.8 1999 4.87 3.10 1.59504 0.57 35.8 0.14 8.52 0.54 34.0 0.08 5.00 0.27 16.7 -------------------------------------------------- site=BADL GROUP=50 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 9.77 5.51 3.49542 1.36 38.9 0.24 6.95 1.09 31.3 0.14 4.04 0.66 18.8 1994 9.38 5.07 3.52481 1.42 40.4 0.24 6.89 1.14 32.3 0.14 3.89 0.58 16.5 1995 8.71 4.74 3.35493 1.42 42.4 0.24 7.24 1.07 31.8 0.13 3.83 0.49 14.6 1996 8.77 4.80 3.33726 1.43 42.9 0.24 7.28 1.06 31.8 0.13 3.99 0.47 14.1 1997 8.64 4.63 3.31917 1.47 44.4 0.24 7.32 1.07 32.2 0.14 4.08 0.40 12.0 1998 8.62 4.52 3.44083 1.57 45.5 0.24 7.06 1.08 31.4 0.14 4.15 0.41 11.8 1999 8.50 4.61 3.26489 1.47 45.0 0.24 7.44 1.01 30.8 0.14 4.33 0.41 12.5 -------------------------------------------------- site=BADL GROUP=90 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 16.59 8.67 7.45743 3.24 43.4 1.15 15.4 1.88 25.2 0.22 3.01 0.97 13.0 1994 17.13 8.67 7.66854 3.20 41.7 1.15 14.9 2.17 28.3 0.23 3.03 0.92 12.0 1995 15.95 7.81 7.49559 3.17 42.3 1.15 15.3 2.13 28.4 0.23 3.06 0.82 11.0 1996 15.42 7.55 7.21022 3.16 43.9 1.15 15.9 1.97 27.3 0.22 3.09 0.71 9.80 1997 15.28 7.43 6.97793 2.96 42.5 1.15 16.4 1.99 28.5 0.22 3.08 0.66 9.47 1998 16.52 8.08 7.41225 3.13 42.2 1.15 15.5 2.16 29.2 0.23 3.09 0.74 10.0 1999 16.45 8.52 7.11145 3.08 43.3 1.15 16.1 1.90 26.7 0.22 3.06 0.77 10.8 ANNUAL TRENDS - AMBIENT MASS 09:37 Thursday, March 14, 2002 62 -------------------------------------------------- site=BAND GROUP=10 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 5.59 3.08 2.00018 0.72 36.0 0.11 5.64 0.60 30.0 0.07 3.54 0.50 24.9 1994 5.00 2.62 1.95491 0.73 37.6 0.11 5.77 0.62 31.6 0.09 4.78 0.40 20.3 1995 4.69 2.57 1.82356 0.66 36.0 0.11 6.18 0.58 31.8 0.09 5.16 0.38 20.8 1996 4.52 2.53 1.73292 0.61 35.1 0.11 6.51 0.55 31.7 0.10 5.63 0.36 21.0 1997 4.52 2.51 1.71739 0.60 35.0 0.11 6.57 0.56 32.5 0.10 5.74 0.35 20.2 1998 4.52 2.65 1.67105 0.57 34.0 0.11 6.75 0.55 33.1 0.10 6.28 0.33 20.0 1999 4.56 2.71 1.67238 0.54 32.4 0.11 6.74 0.56 33.3 0.11 6.53 0.35 21.0 -------------------------------------------------- site=BAND GROUP=50 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 9.15 5.31 3.41094 1.03 30.3 0.20 5.99 1.21 35.5 0.18 5.16 0.79 23.1 1994 7.24 3.87 2.98794 0.99 33.0 0.20 6.84 1.12 37.4 0.19 6.24 0.49 16.4 1995 7.04 3.85 2.84155 0.95 33.3 0.20 7.19 1.02 35.8 0.19 6.64 0.48 17.1 1996 6.93 3.79 2.81842 0.94 33.4 0.20 7.25 1.01 35.9 0.18 6.40 0.48 17.1 1997 7.02 3.75 2.83131 0.99 34.8 0.20 7.22 0.99 35.1 0.17 6.16 0.47 16.7 1998 7.01 3.81 2.84868 0.98 34.6 0.20 7.17 1.01 35.5 0.18 6.26 0.47 16.5 1999 6.89 3.65 2.85364 0.98 34.4 0.20 7.16 1.02 35.6 0.17 6.11 0.48 16.7 -------------------------------------------------- site=BAND GROUP=90 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 13.15 6.49 5.53711 2.15 38.9 0.34 6.05 1.98 35.8 0.28 5.02 0.79 14.2 1994 11.34 5.57 5.04383 1.81 35.9 0.34 6.64 1.84 36.4 0.25 4.93 0.81 16.1 1995 11.03 5.39 5.09270 1.85 36.4 0.34 6.58 1.79 35.2 0.25 4.89 0.86 16.9 1996 11.81 6.14 5.09565 1.77 34.7 0.34 6.58 1.80 35.2 0.24 4.76 0.95 18.7 1997 11.96 6.31 5.05771 1.82 36.0 0.34 6.63 1.77 35.1 0.24 4.72 0.89 17.6 1998 12.17 6.58 5.27416 1.89 35.8 0.34 6.35 1.89 35.9 0.24 4.63 0.91 17.3 1999 12.40 6.76 5.32392 1.85 34.8 0.34 6.30 1.91 35.9 0.26 4.79 0.97 18.2 ANNUAL TRENDS - AMBIENT MASS 09:37 Thursday, March 14, 2002 63 -------------------------------------------------- site=BIBE GROUP=10 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 6.86 4.30 2.18876 1.02 46.6 0.12 5.55 0.55 24.9 0.08 3.53 0.43 19.4 1994 6.80 4.21 2.25500 1.03 45.5 0.12 5.38 0.59 26.1 0.09 3.77 0.43 19.3 1995 6.59 4.12 2.19955 0.97 43.9 0.12 5.52 0.61 27.9 0.09 3.95 0.41 18.7 1996 6.48 4.12 2.14653 0.95 44.1 0.12 5.65 0.61 28.2 0.09 4.10 0.38 17.9 1997 6.07 3.58 2.15189 0.93 43.2 0.12 5.64 0.63 29.1 0.09 4.20 0.38 17.9 1998 6.63 3.93 2.34914 0.97 41.1 0.12 5.17 0.70 29.7 0.10 4.43 0.46 19.6 1999 7.06 4.25 2.40238 0.95 39.4 0.12 5.05 0.68 28.5 0.11 4.53 0.54 22.5 -------------------------------------------------- site=BIBE GROUP=50 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 12.45 7.05 4.68640 2.03 43.4 0.26 5.48 1.10 23.4 0.13 2.83 1.17 24.9 1994 13.01 7.43 4.75939 2.09 44.0 0.26 5.39 1.11 23.4 0.14 2.97 1.16 24.3 1995 12.47 7.11 4.69214 2.18 46.6 0.26 5.47 1.09 23.2 0.14 2.99 1.02 21.8 1996 12.20 6.88 4.69467 2.21 47.2 0.26 5.47 1.07 22.8 0.14 3.03 1.01 21.6 1997 12.41 7.09 4.71086 2.23 47.4 0.26 5.45 1.08 22.8 0.15 3.08 1.00 21.3 1998 13.20 7.68 4.94468 2.31 46.7 0.26 5.19 1.11 22.4 0.15 3.13 1.12 22.6 1999 13.96 8.11 5.33364 2.35 44.0 0.26 4.81 1.16 21.7 0.16 2.93 1.41 26.5 -------------------------------------------------- site=BIBE GROUP=90 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 20.41 10.92 8.0432 4.11 51.1 0.31 3.90 2.02 25.1 0.27 3.34 1.33 16.6 1994 20.27 10.52 8.3775 4.32 51.5 0.31 3.75 2.03 24.3 0.26 3.15 1.45 17.3 1995 20.86 11.03 8.7456 4.39 50.2 0.31 3.59 2.12 24.2 0.26 3.00 1.66 19.0 1996 19.99 10.21 8.8091 4.51 51.2 0.31 3.56 2.04 23.2 0.26 2.93 1.68 19.1 1997 20.13 9.77 9.3309 4.73 50.7 0.31 3.36 2.06 22.1 0.26 2.75 1.97 21.1 1998 22.34 10.45 10.5644 5.37 50.9 0.31 2.97 2.62 24.8 0.29 2.79 1.96 18.5 1999 26.07 13.38 11.2025 5.40 48.2 0.31 2.80 2.69 24.0 0.30 2.68 2.50 22.3 ANNUAL TRENDS - AMBIENT MASS 09:37 Thursday, March 14, 2002 64 -------------------------------------------------- site=BOWA GROUP=10 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1996 3.68 1.89 1.54507 0.69 44.8 0.08 5.25 0.58 37.8 0.06 3.90 0.13 8.23 1997 3.73 2.05 1.46040 0.61 41.8 0.08 5.56 0.58 40.0 0.06 4.06 0.13 8.63 1998 3.54 1.97 1.43321 0.59 41.5 0.08 5.66 0.57 39.5 0.06 4.44 0.13 8.90 1999 3.39 1.87 1.39445 0.58 41.3 0.08 5.82 0.55 39.3 0.07 4.88 0.12 8.75 -------------------------------------------------- site=BOWA GROUP=50 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1996 7.12 3.04 3.52401 1.58 44.8 0.31 8.74 1.24 35.1 0.14 4.05 0.26 7.28 1997 7.15 3.31 3.29516 1.44 43.7 0.31 9.35 1.18 35.7 0.13 3.86 0.24 7.41 1998 7.34 3.49 3.27009 1.42 43.3 0.31 9.42 1.17 35.9 0.13 3.96 0.24 7.37 1999 6.58 3.12 3.01089 1.44 48.0 0.31 10.2 0.92 30.6 0.12 4.13 0.21 7.06 -------------------------------------------------- site=BOWA GROUP=90 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1996 15.49 4.29 10.2403 4.36 42.5 2.00 19.6 3.10 30.3 0.35 3.46 0.42 4.14 1997 15.51 4.59 9.8659 4.02 40.7 2.00 20.3 3.05 30.9 0.35 3.58 0.45 4.54 1998 15.82 4.78 9.9114 3.84 38.8 2.00 20.2 3.21 32.4 0.37 3.74 0.49 4.90 1999 15.00 4.66 9.4846 3.67 38.7 2.00 21.1 3.03 31.9 0.36 3.81 0.43 4.51 ANNUAL TRENDS - AMBIENT MASS 09:37 Thursday, March 14, 2002 65 -------------------------------------------------- site=BRCA GROUP=10 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 3.51 1.83 1.31163 0.46 34.9 0.11 8.36 0.42 31.9 0.04 3.15 0.28 21.7 1994 3.48 1.82 1.25420 0.44 34.9 0.11 8.74 0.39 31.3 0.04 3.35 0.27 21.7 1995 3.29 1.74 1.19233 0.41 34.4 0.11 9.19 0.38 31.9 0.05 4.06 0.24 20.5 1996 3.06 1.67 1.10242 0.38 34.7 0.11 9.94 0.34 30.9 0.05 4.95 0.21 19.5 1997 2.89 1.56 1.05533 0.35 33.0 0.11 10.4 0.33 31.2 0.06 5.23 0.21 20.2 1998 2.78 1.47 1.03766 0.33 31.9 0.11 10.6 0.33 31.4 0.06 5.72 0.21 20.5 1999 2.65 1.37 1.05680 0.33 31.4 0.11 10.4 0.35 32.7 0.06 5.76 0.21 19.8 -------------------------------------------------- site=BRCA GROUP=50 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 6.96 3.72 2.65132 0.91 34.2 0.24 9.17 0.78 29.3 0.10 3.83 0.63 23.6 1994 6.95 3.70 2.60376 0.92 35.5 0.24 9.33 0.76 29.2 0.10 3.83 0.58 22.1 1995 6.60 3.66 2.53590 0.91 35.9 0.24 9.58 0.74 29.1 0.10 4.07 0.54 21.4 1996 6.26 3.26 2.55490 0.93 36.4 0.24 9.51 0.76 29.8 0.11 4.43 0.51 19.9 1997 5.95 3.05 2.50372 0.88 35.1 0.24 9.71 0.76 30.4 0.12 4.74 0.50 20.0 1998 5.72 2.97 2.43917 0.86 35.2 0.24 9.96 0.76 31.0 0.12 4.92 0.46 18.9 1999 5.63 2.97 2.42603 0.83 34.2 0.24 10.0 0.77 31.7 0.12 5.06 0.46 19.0 -------------------------------------------------- site=BRCA GROUP=90 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 11.21 6.49 4.11415 1.44 35.0 0.39 9.42 1.37 33.3 0.19 4.71 0.72 17.6 1994 11.18 6.36 4.16831 1.46 35.0 0.39 9.30 1.37 32.8 0.19 4.65 0.76 18.2 1995 10.88 6.02 4.23259 1.51 35.7 0.39 9.16 1.35 31.8 0.19 4.47 0.80 18.8 1996 10.57 5.34 4.58836 1.50 32.7 0.39 8.45 1.67 36.4 0.24 5.25 0.79 17.2 1997 10.56 5.10 4.80327 1.48 30.9 0.39 8.07 1.87 38.8 0.25 5.24 0.82 17.0 1998 10.25 4.89 4.88727 1.53 31.3 0.39 7.93 1.84 37.6 0.24 4.95 0.89 18.2 1999 10.26 4.93 4.95116 1.46 29.6 0.39 7.83 1.97 39.7 0.25 4.95 0.89 18.0 ANNUAL TRENDS - AMBIENT MASS 09:37 Thursday, March 14, 2002 66 -------------------------------------------------- site=BRID GROUP=10 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 2.64 1.49 0.88807 0.32 35.7 0.07 8.38 0.33 37.2 0.02 2.22 0.15 16.5 1994 2.69 1.51 0.90955 0.33 36.7 0.07 8.18 0.32 35.5 0.02 2.68 0.15 16.9 1995 2.48 1.47 0.87194 0.32 36.5 0.07 8.54 0.30 34.5 0.03 3.20 0.15 17.3 1996 2.22 1.23 0.85299 0.32 37.8 0.07 8.73 0.29 33.9 0.03 3.93 0.13 15.6 1997 2.08 1.12 0.84302 0.31 36.8 0.07 8.83 0.30 35.8 0.03 4.09 0.12 14.5 1998 2.23 1.24 0.88177 0.32 36.5 0.07 8.44 0.33 37.0 0.04 4.36 0.12 13.6 1999 2.21 1.29 0.90194 0.31 34.4 0.07 8.25 0.35 39.1 0.04 4.60 0.12 13.7 -------------------------------------------------- site=BRID GROUP=50 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 5.79 3.38 2.02179 0.74 36.4 0.13 6.31 0.74 36.5 0.06 2.96 0.36 17.9 1994 5.75 3.36 2.02268 0.72 35.8 0.13 6.31 0.75 36.8 0.06 3.00 0.37 18.1 1995 5.56 3.17 1.98796 0.70 35.3 0.13 6.42 0.74 37.0 0.07 3.51 0.35 17.7 1996 5.08 2.82 1.93476 0.67 34.6 0.13 6.60 0.71 36.8 0.08 4.04 0.35 18.0 1997 4.92 2.68 1.87834 0.63 33.7 0.13 6.79 0.70 37.0 0.08 4.36 0.34 18.2 1998 4.88 2.61 1.97333 0.64 32.3 0.13 6.47 0.78 39.4 0.09 4.61 0.34 17.3 1999 5.00 2.72 1.98833 0.62 31.4 0.13 6.42 0.80 40.0 0.10 5.04 0.34 17.2 -------------------------------------------------- site=BRID GROUP=90 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 11.07 6.20 3.90503 1.31 33.6 0.20 5.13 1.32 33.7 0.14 3.62 0.94 24.0 1994 10.78 5.81 4.05116 1.25 30.8 0.20 4.94 1.48 36.6 0.14 3.35 0.98 24.3 1995 9.55 4.93 3.88314 1.19 30.8 0.20 5.16 1.43 36.7 0.15 3.88 0.91 23.5 1996 9.30 4.47 4.12180 1.20 29.2 0.20 4.86 1.66 40.4 0.18 4.48 0.87 21.1 1997 8.93 4.45 3.81435 1.16 30.3 0.20 5.25 1.54 40.3 0.18 4.65 0.74 19.5 1998 9.12 4.46 4.09231 1.13 27.7 0.20 4.90 1.76 43.0 0.19 4.69 0.80 19.7 1999 9.37 4.89 4.01820 1.11 27.5 0.20 4.99 1.74 43.2 0.19 4.75 0.78 19.5 ANNUAL TRENDS - AMBIENT MASS 09:37 Thursday, March 14, 2002 67 -------------------------------------------------- site=BRIG GROUP=10 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1996 14.20 8.27 4.65452 2.32 49.9 0.43 9.26 1.28 27.5 0.33 7.01 0.30 6.37 1997 15.12 9.17 4.51273 2.26 50.2 0.43 9.55 1.22 27.0 0.31 6.89 0.29 6.42 1998 15.11 9.43 4.16166 2.07 49.8 0.43 10.4 1.10 26.4 0.28 6.83 0.28 6.67 1999 14.24 8.79 3.90403 1.94 49.6 0.43 11.0 1.04 26.7 0.26 6.65 0.24 6.05 -------------------------------------------------- site=BRIG GROUP=50 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1996 20.11 9.62 9.61661 4.99 51.9 0.96 9.99 2.53 26.3 0.63 6.57 0.51 5.28 1997 20.74 10.29 9.44437 4.99 52.8 0.96 10.2 2.44 25.8 0.59 6.23 0.47 4.97 1998 21.51 11.65 8.95867 4.63 51.7 0.96 10.7 2.31 25.8 0.57 6.36 0.48 5.37 1999 20.59 11.53 8.27071 4.34 52.4 0.96 11.6 2.10 25.4 0.51 6.11 0.37 4.48 -------------------------------------------------- site=BRIG GROUP=90 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1996 34.25 13.62 19.4989 13.37 68.6 0.74 3.82 3.92 20.1 0.71 3.65 0.75 3.87 1997 36.33 15.26 19.3580 13.23 68.4 0.74 3.84 3.95 20.4 0.69 3.54 0.75 3.85 1998 37.72 15.77 19.7094 13.33 67.6 0.74 3.77 4.13 21.0 0.72 3.67 0.78 3.97 1999 37.15 15.48 19.0014 12.57 66.2 0.74 3.92 4.27 22.5 0.71 3.74 0.70 3.70 ANNUAL TRENDS - AMBIENT MASS 09:37 Thursday, March 14, 2002 68 -------------------------------------------------- site=CANY GROUP=10 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 5.42 2.93 1.80016 0.72 40.2 0.10 5.41 0.46 25.5 0.05 2.56 0.47 26.4 1994 5.36 2.95 1.78316 0.73 40.9 0.10 5.46 0.46 25.9 0.05 2.87 0.44 24.9 1995 5.33 3.07 1.71865 0.69 40.1 0.10 5.66 0.46 26.5 0.06 3.47 0.42 24.3 1996 4.78 2.82 1.56384 0.63 40.2 0.10 6.22 0.41 26.4 0.07 4.35 0.36 22.8 1997 4.92 2.97 1.50094 0.59 39.4 0.10 6.48 0.41 27.2 0.07 4.84 0.33 22.1 1998 4.89 3.02 1.46239 0.55 37.8 0.10 6.65 0.41 28.0 0.08 5.46 0.32 22.1 1999 4.85 2.99 1.43561 0.52 36.0 0.10 6.78 0.40 27.8 0.08 5.64 0.34 23.7 -------------------------------------------------- site=CANY GROUP=50 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 9.02 5.49 2.95387 1.19 40.2 0.18 6.19 0.75 25.3 0.10 3.51 0.73 24.8 1994 8.96 5.44 2.95216 1.20 40.6 0.18 6.20 0.75 25.3 0.11 3.61 0.72 24.3 1995 8.90 5.58 2.85185 1.13 39.7 0.18 6.42 0.71 24.7 0.11 3.79 0.72 25.3 1996 8.13 4.96 2.74073 1.06 38.6 0.18 6.68 0.71 26.0 0.12 4.39 0.67 24.3 1997 8.70 5.48 2.73172 1.05 38.4 0.18 6.70 0.69 25.4 0.12 4.53 0.68 25.0 1998 8.09 4.99 2.68670 1.02 37.8 0.18 6.81 0.73 27.0 0.14 5.05 0.63 23.3 1999 7.60 4.65 2.56272 0.95 37.0 0.18 7.14 0.71 27.8 0.14 5.30 0.58 22.7 -------------------------------------------------- site=CANY GROUP=90 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 14.25 9.09 4.41792 1.80 40.8 0.40 8.97 1.29 29.2 0.21 4.73 0.72 16.3 1994 14.23 9.12 4.44855 1.72 38.6 0.40 8.90 1.28 28.9 0.20 4.44 0.85 19.1 1995 12.76 7.95 4.25323 1.67 39.3 0.40 9.31 1.27 29.8 0.20 4.74 0.72 16.8 1996 12.89 7.78 4.52851 1.60 35.3 0.40 8.75 1.38 30.5 0.21 4.66 0.94 20.8 1997 13.19 8.26 4.40993 1.52 34.5 0.40 8.98 1.30 29.6 0.21 4.66 0.98 22.3 1998 13.38 8.50 4.40514 1.49 33.8 0.40 8.99 1.34 30.4 0.22 4.90 0.96 21.9 1999 13.68 8.74 4.39042 1.41 32.2 0.40 9.02 1.35 30.8 0.22 5.08 1.00 22.9 ANNUAL TRENDS - AMBIENT MASS 09:37 Thursday, March 14, 2002 69 -------------------------------------------------- site=CHAS GROUP=10 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1998 13.99 8.16 5.06140 2.10 41.4 0.42 8.22 1.64 32.4 0.36 7.18 0.55 10.8 1999 13.69 7.74 5.16973 2.10 40.7 0.42 8.05 1.74 33.6 0.38 7.34 0.54 10.4 -------------------------------------------------- site=CHAS GROUP=50 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1998 19.37 9.65 8.91488 4.12 46.2 0.47 5.31 2.51 28.1 0.63 7.05 1.19 13.3 1999 19.60 9.50 9.11100 4.27 46.9 0.47 5.19 2.55 28.0 0.63 6.86 1.19 13.0 -------------------------------------------------- site=CHAS GROUP=90 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1998 24.87 8.79 14.6246 8.63 59.0 0.40 2.74 3.58 24.5 0.76 5.20 1.26 8.60 1999 24.94 9.15 14.2126 8.61 60.6 0.40 2.82 3.42 24.0 0.70 4.95 1.08 7.58 ANNUAL TRENDS - AMBIENT MASS 09:37 Thursday, March 14, 2002 70 -------------------------------------------------- site=CHIR GROUP=10 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 5.38 3.15 1.84668 0.75 40.5 0.13 6.84 0.49 26.8 0.08 4.19 0.40 21.7 1994 5.62 3.32 1.83698 0.73 40.0 0.13 6.88 0.48 25.9 0.08 4.45 0.42 22.8 1995 5.64 3.32 1.88250 0.73 38.9 0.13 6.71 0.49 26.0 0.09 4.65 0.45 23.7 1996 5.44 3.12 1.86671 0.72 38.5 0.13 6.77 0.48 25.5 0.09 4.79 0.46 24.4 1997 5.46 3.14 1.87381 0.73 39.2 0.13 6.74 0.47 25.3 0.09 4.70 0.45 24.1 1998 5.68 3.27 1.90734 0.71 37.4 0.13 6.62 0.50 26.3 0.09 4.66 0.48 24.9 1999 5.54 3.15 1.94460 0.70 35.9 0.13 6.50 0.52 26.9 0.09 4.57 0.51 26.1 -------------------------------------------------- site=CHIR GROUP=50 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 9.36 5.50 3.27041 1.40 42.7 0.17 5.33 0.84 25.7 0.12 3.80 0.74 22.5 1994 9.34 5.34 3.34645 1.47 43.9 0.17 5.20 0.83 24.8 0.13 3.74 0.75 22.3 1995 9.62 5.70 3.30404 1.42 43.0 0.17 5.27 0.81 24.5 0.13 3.81 0.77 23.4 1996 9.60 5.65 3.36404 1.46 43.5 0.17 5.18 0.79 23.6 0.13 3.76 0.81 24.0 1997 9.63 5.57 3.44938 1.49 43.3 0.17 5.05 0.76 22.1 0.12 3.58 0.89 25.9 1998 9.82 5.70 3.50879 1.49 42.4 0.17 4.96 0.82 23.2 0.12 3.54 0.91 25.9 1999 9.79 5.78 3.45913 1.41 40.7 0.17 5.03 0.82 23.8 0.13 3.70 0.93 26.8 -------------------------------------------------- site=CHIR GROUP=90 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 13.59 7.41 5.36739 2.45 45.6 0.21 3.93 1.63 30.4 0.22 4.15 0.85 15.9 1994 14.03 7.56 5.55462 2.44 44.0 0.21 3.79 1.68 30.3 0.22 4.02 0.99 17.8 1995 13.98 7.50 5.62206 2.55 45.3 0.21 3.75 1.62 28.9 0.22 3.98 1.01 18.0 1996 13.98 7.43 5.75305 2.58 44.9 0.21 3.66 1.63 28.3 0.23 3.98 1.10 19.1 1997 14.17 7.55 5.66073 2.70 47.8 0.21 3.72 1.44 25.5 0.19 3.40 1.11 19.6 1998 14.74 7.90 5.86079 2.78 47.4 0.21 3.60 1.53 26.1 0.19 3.28 1.15 19.5 1999 14.59 8.01 5.72105 2.72 47.6 0.21 3.68 1.44 25.2 0.18 3.23 1.16 20.3 ANNUAL TRENDS - AMBIENT MASS 09:37 Thursday, March 14, 2002 71 -------------------------------------------------- site=CRLA GROUP=10 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 2.78 1.90 0.90509 0.26 29.0 0.04 4.58 0.36 39.3 0.09 9.91 0.16 17.2 1994 2.78 1.90 0.90509 0.26 29.0 0.04 4.58 0.36 39.3 0.09 9.91 0.16 17.2 1995 2.24 1.55 0.80329 0.22 28.0 0.04 5.16 0.32 39.3 0.09 11.0 0.13 16.6 1996 2.25 1.63 0.78080 0.21 26.6 0.04 5.30 0.32 40.6 0.09 10.9 0.13 16.6 1997 2.25 1.59 0.73435 0.19 26.0 0.04 5.64 0.31 41.7 0.08 10.5 0.12 16.2 1998 2.17 1.57 0.67438 0.16 23.5 0.04 6.14 0.30 44.9 0.07 10.9 0.10 14.5 1999 2.16 1.55 0.69111 0.16 23.8 0.04 5.99 0.30 43.8 0.07 10.2 0.11 16.2 -------------------------------------------------- site=CRLA GROUP=50 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 5.77 3.40 1.92775 0.50 25.9 0.09 4.84 0.77 39.9 0.16 8.33 0.41 21.0 1994 5.77 3.40 1.92775 0.50 25.9 0.09 4.84 0.77 39.9 0.16 8.33 0.41 21.0 1995 5.15 3.05 1.85150 0.46 25.1 0.09 5.04 0.74 39.8 0.18 9.59 0.38 20.5 1996 5.09 3.04 1.81278 0.45 24.6 0.09 5.14 0.72 39.9 0.18 10.1 0.37 20.3 1997 4.93 2.98 1.73246 0.42 24.3 0.09 5.38 0.71 40.7 0.17 10.1 0.34 19.5 1998 4.67 3.02 1.56644 0.35 22.6 0.09 5.95 0.68 43.2 0.17 10.9 0.27 17.3 1999 4.43 2.78 1.51919 0.34 22.2 0.09 6.14 0.66 43.7 0.16 10.9 0.26 17.1 -------------------------------------------------- site=CRLA GROUP=90 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 11.33 6.19 4.22693 1.14 27.1 0.20 4.68 1.72 40.6 0.33 7.75 0.84 19.9 1994 11.33 6.19 4.22693 1.14 27.1 0.20 4.68 1.72 40.6 0.33 7.75 0.84 19.9 1995 10.23 5.27 4.24321 1.04 24.6 0.20 4.66 1.75 41.2 0.40 9.36 0.86 20.2 1996 11.88 6.22 4.79013 1.00 21.0 0.20 4.13 2.25 46.9 0.45 9.34 0.89 18.6 1997 11.33 5.94 4.66858 0.91 19.5 0.20 4.23 2.33 49.8 0.45 9.59 0.79 16.9 1998 11.43 5.87 4.88697 0.86 17.6 0.20 4.05 2.50 51.2 0.43 8.72 0.90 18.4 1999 11.38 5.73 4.92927 0.80 16.3 0.20 4.01 2.69 54.6 0.41 8.36 0.82 16.7 ANNUAL TRENDS - AMBIENT MASS 09:37 Thursday, March 14, 2002 72 -------------------------------------------------- site=DENA GROUP=10 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 2.81 1.73 0.73458 0.23 31.7 0.03 3.67 0.28 38.6 0.02 3.25 0.17 22.7 1994 2.78 1.62 0.73006 0.25 34.5 0.03 3.70 0.26 35.0 0.03 3.84 0.17 23.0 1995 2.69 1.67 0.70453 0.25 35.2 0.03 3.83 0.23 32.6 0.03 3.94 0.17 24.4 1996 2.74 1.83 0.67723 0.24 35.7 0.03 3.98 0.21 31.5 0.03 4.74 0.16 24.1 1997 2.93 1.96 0.69425 0.24 35.1 0.03 3.89 0.22 32.1 0.04 5.44 0.16 23.5 1998 2.83 1.88 0.65084 0.23 35.2 0.03 4.15 0.22 33.2 0.04 6.11 0.14 21.3 1999 2.76 1.96 0.62270 0.21 34.3 0.03 4.33 0.21 33.7 0.04 6.41 0.13 21.2 -------------------------------------------------- site=DENA GROUP=50 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 3.83 2.33 1.19076 0.44 37.2 0.05 4.30 0.47 39.5 0.06 5.10 0.17 14.0 1994 3.47 2.03 1.08424 0.41 37.7 0.05 4.73 0.42 38.9 0.06 5.18 0.15 13.5 1995 3.38 2.06 1.03446 0.39 37.8 0.05 4.95 0.39 37.6 0.07 6.44 0.14 13.3 1996 3.56 2.22 1.07703 0.42 38.7 0.05 4.76 0.39 36.2 0.07 6.91 0.14 13.4 1997 3.84 2.45 1.12130 0.42 37.8 0.05 4.57 0.41 37.0 0.08 7.20 0.15 13.5 1998 3.71 2.46 1.10340 0.41 37.0 0.05 4.64 0.41 36.8 0.08 7.39 0.16 14.1 1999 3.66 2.44 1.13658 0.43 37.6 0.05 4.51 0.40 35.3 0.09 7.70 0.17 14.9 -------------------------------------------------- site=DENA GROUP=90 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 9.48 5.41 3.08874 1.00 32.4 0.10 3.31 1.57 50.8 0.16 5.34 0.25 8.24 1994 8.39 4.05 3.21806 1.04 32.3 0.10 3.18 1.70 52.9 0.17 5.35 0.20 6.21 1995 7.96 3.95 3.03406 1.08 35.7 0.10 3.37 1.47 48.3 0.16 5.42 0.22 7.18 1996 7.17 3.69 2.76176 1.10 39.8 0.10 3.70 1.16 41.9 0.16 5.69 0.25 8.98 1997 8.04 4.11 3.06883 1.04 33.8 0.10 3.33 1.50 48.7 0.19 6.06 0.25 8.09 1998 7.57 4.16 2.74371 0.96 34.9 0.10 3.73 1.26 46.1 0.17 6.24 0.25 9.06 1999 7.60 4.45 2.62746 0.88 33.5 0.10 3.89 1.20 45.8 0.17 6.41 0.27 10.4 ANNUAL TRENDS - AMBIENT MASS 09:37 Thursday, March 14, 2002 73 -------------------------------------------------- site=DOSO GROUP=10 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1996 7.72 3.48 3.94388 1.93 48.9 0.32 8.16 1.18 29.9 0.24 5.97 0.28 7.04 1997 8.38 3.68 4.07254 1.97 48.3 0.32 7.91 1.26 31.1 0.25 6.21 0.26 6.50 1998 8.30 3.52 4.00070 1.89 47.2 0.32 8.05 1.27 31.9 0.26 6.40 0.26 6.50 1999 8.54 3.44 4.18982 1.99 47.6 0.32 7.68 1.36 32.6 0.27 6.34 0.25 5.85 -------------------------------------------------- site=DOSO GROUP=50 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1996 13.85 4.91 8.38503 4.79 57.1 0.43 5.15 2.32 27.6 0.42 4.96 0.43 5.14 1997 13.84 4.66 8.31532 4.77 57.4 0.43 5.20 2.29 27.6 0.42 5.03 0.40 4.79 1998 13.67 4.48 8.36573 4.62 55.2 0.43 5.17 2.48 29.7 0.43 5.16 0.40 4.77 1999 13.28 4.08 8.16141 4.42 54.2 0.43 5.30 2.50 30.6 0.43 5.31 0.38 4.62 -------------------------------------------------- site=DOSO GROUP=90 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1996 32.48 6.07 22.4336 17.40 77.6 0.26 1.15 3.59 16.0 0.47 2.11 0.71 3.17 1997 31.36 5.68 21.7507 16.88 77.6 0.26 1.19 3.45 15.9 0.46 2.11 0.71 3.26 1998 31.32 5.25 21.9198 16.91 77.2 0.26 1.18 3.57 16.3 0.50 2.26 0.68 3.11 1999 28.46 4.20 20.5302 15.58 75.9 0.26 1.26 3.52 17.1 0.51 2.48 0.66 3.22 ANNUAL TRENDS - AMBIENT MASS 09:37 Thursday, March 14, 2002 74 -------------------------------------------------- site=GICL GROUP=10 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1999 4.50 2.82 1.36422 0.51 37.3 0.07 4.86 0.40 29.3 0.08 6.18 0.31 22.4 -------------------------------------------------- site=GICL GROUP=50 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1999 9.23 5.62 3.13928 1.19 37.8 0.13 4.11 0.93 29.6 0.15 4.91 0.74 23.6 -------------------------------------------------- site=GICL GROUP=90 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1999 14.72 6.73 7.34269 2.24 30.5 0.15 2.05 3.73 50.7 0.47 6.42 0.76 10.3 ANNUAL TRENDS - AMBIENT MASS 09:37 Thursday, March 14, 2002 75 -------------------------------------------------- site=GLAC GROUP=10 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 5.98 3.31 2.19248 0.54 24.5 0.09 4.27 1.15 52.5 0.16 7.36 0.25 11.3 1994 6.05 3.45 2.15172 0.53 24.8 0.09 4.35 1.11 51.8 0.15 7.05 0.26 12.1 1995 5.99 3.52 2.12648 0.51 24.0 0.09 4.41 1.10 51.6 0.16 7.72 0.26 12.3 1996 5.13 2.80 2.02374 0.48 23.7 0.09 4.63 1.05 51.9 0.17 8.60 0.23 11.1 1997 4.78 2.36 1.96848 0.47 23.7 0.09 4.76 1.03 52.2 0.17 8.75 0.21 10.6 1998 4.34 2.09 1.91334 0.43 22.5 0.09 4.90 1.01 52.9 0.18 9.43 0.20 10.3 1999 4.07 1.85 1.85357 0.41 21.9 0.09 5.06 0.99 53.3 0.18 9.97 0.18 9.77 -------------------------------------------------- site=GLAC GROUP=50 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 11.60 6.10 4.63244 1.10 23.8 0.17 3.66 2.47 53.3 0.35 7.53 0.54 11.8 1994 11.45 5.95 4.63948 1.07 23.1 0.17 3.66 2.47 53.3 0.36 7.72 0.57 12.3 1995 11.39 6.14 4.46080 1.04 23.4 0.17 3.80 2.33 52.2 0.35 7.92 0.57 12.7 1996 10.34 5.31 4.31584 1.07 24.8 0.17 3.93 2.20 51.0 0.35 8.14 0.52 12.1 1997 10.10 5.33 4.11153 1.00 24.3 0.17 4.13 2.11 51.4 0.34 8.19 0.49 12.0 1998 10.26 5.57 4.11406 0.96 23.4 0.17 4.12 2.12 51.5 0.35 8.61 0.51 12.4 1999 10.07 5.68 3.88717 0.93 24.0 0.17 4.37 1.98 51.0 0.34 8.63 0.47 12.1 -------------------------------------------------- site=GLAC GROUP=90 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 21.77 10.16 9.47654 1.58 16.6 0.40 4.27 5.67 59.8 0.80 8.43 1.03 10.9 1994 22.79 10.81 9.69103 1.51 15.6 0.40 4.17 5.90 60.8 0.79 8.14 1.09 11.2 1995 22.35 10.73 9.34481 1.50 16.1 0.40 4.33 5.61 60.1 0.74 7.87 1.09 11.7 1996 19.85 9.04 8.85773 1.56 17.6 0.40 4.56 5.24 59.2 0.71 8.03 0.94 10.7 1997 17.63 7.44 8.40746 1.56 18.6 0.40 4.81 5.06 60.1 0.68 8.12 0.70 8.37 1998 21.12 10.50 8.95679 1.47 16.4 0.40 4.51 5.37 59.9 0.70 7.80 1.01 11.3 1999 23.74 13.35 8.77862 1.47 16.7 0.40 4.60 5.00 57.0 0.64 7.35 1.26 14.4 ANNUAL TRENDS - AMBIENT MASS 09:37 Thursday, March 14, 2002 76 -------------------------------------------------- site=GRBA GROUP=10 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1997 3.25 1.93 1.10967 0.29 26.0 0.06 5.27 0.43 39.1 0.08 7.19 0.25 22.4 1998 2.92 1.76 1.04671 0.26 24.8 0.06 5.58 0.44 41.7 0.08 7.59 0.21 20.3 1999 2.88 1.70 1.08878 0.26 23.7 0.06 5.37 0.44 40.5 0.07 6.82 0.26 23.6 -------------------------------------------------- site=GRBA GROUP=50 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1997 6.35 3.66 2.26290 0.58 25.5 0.13 5.62 0.85 37.7 0.14 6.05 0.57 25.1 1998 6.11 3.66 2.15354 0.54 25.2 0.13 5.90 0.83 38.8 0.15 6.84 0.50 23.3 1999 5.96 3.42 2.18849 0.55 25.3 0.13 5.81 0.84 38.6 0.15 6.96 0.51 23.4 -------------------------------------------------- site=GRBA GROUP=90 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1997 10.83 5.66 4.35685 1.21 27.7 0.29 6.66 1.60 36.7 0.22 5.15 1.04 23.8 1998 10.53 5.52 4.33628 1.21 28.0 0.29 6.69 1.57 36.3 0.22 5.06 1.04 24.0 1999 9.90 5.04 4.40631 1.15 26.2 0.29 6.59 1.73 39.3 0.25 5.73 0.98 22.3 ANNUAL TRENDS - AMBIENT MASS 09:37 Thursday, March 14, 2002 77 -------------------------------------------------- site=GRCA GROUP=10 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 4.23 2.15 1.36282 0.49 35.6 0.07 5.15 0.44 32.2 0.05 3.74 0.32 23.3 1994 3.99 2.00 1.34087 0.49 36.4 0.07 5.23 0.42 31.6 0.05 3.91 0.31 22.8 1995 3.92 2.12 1.31323 0.47 35.8 0.07 5.34 0.41 31.1 0.06 4.57 0.31 23.2 1996 3.92 2.23 1.26776 0.45 35.3 0.07 5.53 0.37 29.1 0.06 5.02 0.32 25.0 1997 3.94 2.26 1.24468 0.45 36.0 0.07 5.64 0.36 28.7 0.07 5.64 0.30 24.0 1998 3.86 2.27 1.23177 0.44 35.9 0.07 5.70 0.34 28.0 0.08 6.34 0.30 24.1 1999 4.04 2.51 1.21458 0.42 34.9 0.07 5.78 0.33 27.2 0.09 7.04 0.30 25.1 -------------------------------------------------- site=GRCA GROUP=50 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 8.20 4.83 2.74881 1.00 36.4 0.19 6.85 0.76 27.5 0.12 4.21 0.69 25.0 1994 7.69 4.37 2.70265 1.02 37.9 0.19 6.97 0.76 28.0 0.12 4.45 0.61 22.7 1995 7.28 4.18 2.52309 0.97 38.3 0.19 7.47 0.72 28.3 0.13 5.04 0.53 20.8 1996 7.44 4.42 2.45692 0.92 37.5 0.19 7.67 0.68 27.7 0.13 5.38 0.54 21.8 1997 7.50 4.50 2.45558 0.91 36.9 0.19 7.67 0.66 27.0 0.13 5.41 0.57 23.0 1998 7.47 4.52 2.48071 0.90 36.4 0.19 7.60 0.67 27.2 0.14 5.79 0.57 23.1 1999 7.89 5.03 2.44631 0.84 34.2 0.19 7.70 0.64 26.3 0.15 6.03 0.63 25.8 -------------------------------------------------- site=GRCA GROUP=90 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 14.52 9.20 4.52066 1.65 36.5 0.28 6.22 1.45 32.0 0.21 4.75 0.93 20.5 1994 13.79 8.44 4.56690 1.64 36.0 0.28 6.16 1.45 31.7 0.22 4.89 0.97 21.3 1995 12.15 7.12 4.30115 1.63 37.9 0.28 6.54 1.35 31.5 0.21 4.97 0.82 19.1 1996 12.80 7.75 4.39639 1.61 36.7 0.28 6.39 1.41 32.1 0.23 5.18 0.86 19.7 1997 12.83 7.97 4.24607 1.62 38.2 0.28 6.62 1.28 30.3 0.22 5.19 0.84 19.7 1998 13.24 8.47 4.19261 1.66 39.7 0.28 6.71 1.15 27.5 0.22 5.28 0.87 20.9 1999 13.73 9.20 4.02050 1.68 41.7 0.28 6.99 1.05 26.1 0.21 5.28 0.80 19.9 ANNUAL TRENDS - AMBIENT MASS 09:37 Thursday, March 14, 2002 78 -------------------------------------------------- site=GRSA GROUP=10 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 5.09 2.74 1.76658 0.50 28.2 0.10 5.81 0.61 34.7 0.06 3.62 0.49 27.7 1994 4.59 2.34 1.67838 0.50 29.5 0.10 6.12 0.59 35.2 0.07 4.15 0.42 25.0 1995 3.93 2.04 1.55213 0.46 29.8 0.10 6.61 0.53 33.9 0.07 4.41 0.39 25.2 1996 3.61 2.04 1.37879 0.42 30.6 0.10 7.45 0.45 32.8 0.06 4.56 0.34 24.6 1997 3.11 1.66 1.33728 0.40 30.2 0.10 7.68 0.44 32.5 0.07 4.98 0.33 24.6 1998 3.16 1.67 1.40846 0.41 29.1 0.10 7.29 0.46 32.8 0.07 5.09 0.36 25.7 1999 3.21 1.70 1.45503 0.40 27.8 0.10 7.06 0.46 31.5 0.07 5.08 0.41 28.5 -------------------------------------------------- site=GRSA GROUP=50 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 8.82 5.08 3.03016 0.83 27.5 0.18 5.80 0.93 30.6 0.10 3.28 1.00 32.9 1994 8.17 4.62 2.86230 0.81 28.5 0.18 6.14 0.91 31.6 0.10 3.50 0.87 30.2 1995 7.42 4.19 2.76444 0.81 29.4 0.18 6.36 0.85 30.6 0.10 3.46 0.83 30.1 1996 6.98 3.88 2.70566 0.81 30.0 0.18 6.50 0.79 29.2 0.10 3.86 0.83 30.5 1997 6.46 3.53 2.66241 0.82 30.9 0.18 6.60 0.77 29.1 0.11 3.95 0.78 29.5 1998 6.32 3.34 2.74963 0.86 31.2 0.18 6.39 0.83 30.3 0.11 3.99 0.77 28.1 1999 6.13 3.17 2.77209 0.85 30.5 0.18 6.34 0.85 30.8 0.11 3.93 0.79 28.4 -------------------------------------------------- site=GRSA GROUP=90 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 16.76 11.22 4.68921 1.36 29.0 0.30 6.50 1.40 29.9 0.15 3.27 1.47 31.4 1994 20.47 14.75 4.78476 1.31 27.4 0.30 6.37 1.37 28.7 0.15 3.06 1.65 34.5 1995 17.36 11.95 4.66614 1.38 29.7 0.30 6.53 1.32 28.3 0.15 3.16 1.51 32.3 1996 16.36 10.99 4.66428 1.42 30.4 0.30 6.54 1.36 29.1 0.16 3.44 1.43 30.6 1997 16.99 11.45 4.82717 1.44 29.9 0.30 6.32 1.30 27.0 0.16 3.26 1.62 33.6 1998 16.70 11.10 5.07880 1.50 29.5 0.30 6.00 1.42 27.9 0.16 3.20 1.69 33.3 1999 12.99 7.70 4.95762 1.46 29.4 0.30 6.15 1.41 28.4 0.17 3.41 1.61 32.6 ANNUAL TRENDS - AMBIENT MASS 09:37 Thursday, March 14, 2002 79 -------------------------------------------------- site=GRSM GROUP=10 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 7.96 3.63 3.92521 2.00 51.0 0.23 5.89 1.24 31.7 0.26 6.63 0.19 4.79 1994 7.85 3.55 3.93276 1.96 50.0 0.23 5.88 1.28 32.5 0.26 6.69 0.20 4.96 1995 7.64 3.51 3.78180 1.84 48.6 0.23 6.12 1.25 33.1 0.26 6.94 0.20 5.22 1996 8.31 3.81 3.97130 1.93 48.5 0.23 5.83 1.30 32.7 0.28 6.96 0.24 5.99 1997 8.33 3.62 4.16818 2.04 48.9 0.23 5.55 1.36 32.6 0.28 6.82 0.25 6.11 1998 8.59 3.77 4.23040 2.02 47.8 0.23 5.47 1.40 33.1 0.29 6.79 0.29 6.84 1999 9.18 4.15 4.34326 2.06 47.4 0.23 5.33 1.46 33.7 0.29 6.79 0.30 6.84 -------------------------------------------------- site=GRSM GROUP=50 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 15.79 5.04 9.63332 5.56 57.7 0.37 3.86 2.74 28.4 0.52 5.41 0.44 4.59 1994 15.47 4.92 9.40685 5.40 57.4 0.37 3.96 2.67 28.4 0.50 5.34 0.46 4.92 1995 15.87 5.62 9.15446 5.18 56.6 0.37 4.06 2.55 27.9 0.46 5.05 0.59 6.42 1996 15.91 5.66 9.19238 5.16 56.1 0.37 4.05 2.63 28.6 0.48 5.20 0.55 6.02 1997 15.54 5.51 8.91138 4.97 55.8 0.37 4.17 2.57 28.8 0.46 5.13 0.54 6.08 1998 15.41 5.17 8.98848 5.00 55.6 0.37 4.14 2.57 28.6 0.47 5.20 0.58 6.45 1999 15.89 5.08 9.32629 5.14 55.2 0.37 3.99 2.75 29.5 0.48 5.17 0.58 6.22 -------------------------------------------------- site=GRSM GROUP=90 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 32.55 7.06 21.4318 15.57 72.7 0.18 0.86 4.47 20.8 0.51 2.38 0.70 3.27 1994 32.77 6.78 21.7955 15.89 72.9 0.18 0.85 4.52 20.7 0.51 2.36 0.69 3.16 1995 30.52 5.73 20.9460 15.17 72.4 0.18 0.88 4.41 21.0 0.50 2.39 0.69 3.28 1996 31.27 5.67 21.5127 15.61 72.5 0.18 0.86 4.49 20.9 0.50 2.34 0.73 3.41 1997 31.89 5.92 21.7125 15.60 71.8 0.18 0.85 4.62 21.3 0.50 2.31 0.81 3.72 1998 33.32 6.84 22.1625 15.80 71.3 0.18 0.83 4.83 21.8 0.58 2.61 0.77 3.48 1999 33.53 7.39 21.7753 15.28 70.2 0.18 0.85 4.94 22.7 0.58 2.68 0.79 3.64 ANNUAL TRENDS - AMBIENT MASS 09:37 Thursday, March 14, 2002 80 -------------------------------------------------- site=GUMO GROUP=10 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 6.39 3.77 2.30193 0.93 40.5 0.16 6.76 0.65 28.4 0.09 3.88 0.47 20.5 1994 5.94 3.65 2.06846 0.86 41.5 0.16 7.53 0.60 28.8 0.09 4.58 0.36 17.6 1995 6.19 3.77 2.21654 0.85 38.5 0.16 7.02 0.64 28.7 0.11 4.76 0.47 21.0 1996 6.18 3.53 2.34140 0.87 37.2 0.16 6.65 0.63 26.8 0.10 4.44 0.58 25.0 1997 6.22 3.47 2.33545 0.86 36.9 0.16 6.67 0.62 26.7 0.11 4.58 0.59 25.1 1998 6.04 3.24 2.34167 0.85 36.5 0.16 6.65 0.59 25.0 0.11 4.81 0.63 27.0 1999 6.28 3.39 2.40359 0.84 35.1 0.16 6.48 0.60 24.9 0.11 4.51 0.70 29.0 -------------------------------------------------- site=GUMO GROUP=50 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 11.00 6.60 3.70948 1.56 42.0 0.23 6.11 0.97 26.2 0.16 4.30 0.79 21.4 1994 11.06 6.79 3.75983 1.48 39.3 0.23 6.03 0.99 26.4 0.16 4.18 0.91 24.1 1995 11.69 7.29 3.90591 1.49 38.0 0.23 5.80 0.98 25.1 0.16 3.99 1.06 27.1 1996 11.29 6.67 4.08299 1.53 37.6 0.23 5.55 1.00 24.5 0.16 3.85 1.17 28.6 1997 11.79 6.89 4.21728 1.65 39.0 0.23 5.37 0.98 23.2 0.15 3.53 1.22 28.9 1998 12.14 7.09 4.36181 1.71 39.2 0.23 5.20 0.94 21.6 0.15 3.44 1.33 30.6 1999 12.03 6.97 4.35786 1.76 40.3 0.23 5.20 0.90 20.7 0.15 3.39 1.33 30.5 -------------------------------------------------- site=GUMO GROUP=90 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 18.36 10.08 7.47271 3.22 43.1 0.38 5.06 1.73 23.1 0.18 2.40 1.97 26.3 1994 19.62 11.61 7.28198 3.02 41.5 0.38 5.19 1.56 21.4 0.16 2.22 2.16 29.7 1995 20.38 12.32 7.34733 3.17 43.1 0.38 5.15 1.50 20.3 0.16 2.22 2.15 29.2 1996 20.53 12.53 7.28498 3.14 43.1 0.38 5.19 1.43 19.6 0.16 2.20 2.18 29.9 1997 21.18 12.81 7.58116 3.42 45.1 0.38 4.99 1.42 18.8 0.17 2.18 2.20 29.0 1998 22.26 13.26 8.23063 3.67 44.6 0.38 4.59 1.54 18.7 0.17 2.12 2.47 30.0 1999 25.11 15.38 8.64689 3.68 42.6 0.38 4.37 1.52 17.6 0.20 2.26 2.87 33.2 ANNUAL TRENDS - AMBIENT MASS 09:37 Thursday, March 14, 2002 81 -------------------------------------------------- site=JARB GROUP=10 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 3.80 2.37 1.01013 0.31 30.5 0.04 4.31 0.40 39.7 0.04 3.74 0.22 21.8 1994 3.56 2.10 0.99129 0.31 31.0 0.04 4.39 0.39 39.8 0.04 3.67 0.21 21.2 1995 3.12 1.82 0.94445 0.28 29.8 0.04 4.61 0.38 40.4 0.04 4.30 0.20 20.9 1996 3.12 1.82 0.94445 0.28 29.8 0.04 4.61 0.38 40.4 0.04 4.30 0.20 20.9 1997 2.48 1.28 0.90217 0.27 29.6 0.04 4.82 0.37 41.4 0.04 4.66 0.18 19.6 1998 2.47 1.29 0.93567 0.27 28.8 0.04 4.65 0.38 40.7 0.05 5.03 0.19 20.8 1999 1.99 1.04 0.80225 0.22 28.0 0.04 5.42 0.30 37.3 0.05 5.87 0.19 23.3 -------------------------------------------------- site=JARB GROUP=50 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 7.66 5.07 2.19013 0.55 25.2 0.11 4.82 0.81 37.1 0.08 3.75 0.64 29.1 1994 7.72 5.13 2.16851 0.55 25.3 0.11 4.86 0.78 36.2 0.08 3.65 0.65 30.0 1995 7.00 4.54 2.09379 0.53 25.3 0.11 5.04 0.75 35.8 0.09 4.08 0.62 29.8 1996 7.00 4.54 2.09379 0.53 25.3 0.11 5.04 0.75 35.8 0.09 4.08 0.62 29.8 1997 6.51 4.12 2.07945 0.52 25.1 0.11 5.07 0.75 36.0 0.08 3.89 0.62 29.9 1998 6.34 4.17 1.88500 0.51 26.9 0.11 5.59 0.67 35.3 0.09 4.64 0.52 27.6 1999 6.74 4.44 2.00818 0.50 24.8 0.11 5.25 0.66 32.9 0.09 4.46 0.65 32.6 -------------------------------------------------- site=JARB GROUP=90 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 17.16 11.39 4.64651 1.00 21.6 0.19 3.99 1.41 30.4 0.12 2.62 1.92 41.4 1994 17.73 10.98 5.55312 0.94 16.9 0.19 3.33 2.19 39.4 0.17 3.04 2.08 37.4 1995 16.68 10.46 5.23527 0.90 17.2 0.19 3.54 2.07 39.6 0.17 3.29 1.90 36.4 1996 16.68 10.46 5.23527 0.90 17.2 0.19 3.54 2.07 39.6 0.17 3.29 1.90 36.4 1997 15.72 9.66 5.22636 0.85 16.3 0.19 3.54 2.22 42.5 0.18 3.45 1.79 34.2 1998 17.02 10.50 5.79439 0.82 14.2 0.19 3.20 2.46 42.5 0.21 3.55 2.12 36.6 1999 16.63 10.28 5.57968 0.84 15.0 0.19 3.32 2.23 40.0 0.22 3.92 2.11 37.8 ANNUAL TRENDS - AMBIENT MASS 09:37 Thursday, March 14, 2002 82 -------------------------------------------------- site=JEFF GROUP=10 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1999 10.60 3.81 6.21333 2.75 44.3 0.42 6.79 2.19 35.3 0.47 7.57 0.38 6.08 -------------------------------------------------- site=JEFF GROUP=50 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1999 18.35 4.95 12.1709 5.39 44.3 0.63 5.21 4.67 38.4 0.89 7.35 0.58 4.76 -------------------------------------------------- site=JEFF GROUP=90 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1999 30.77 5.33 22.8281 14.60 63.9 0.40 1.77 6.12 26.8 0.95 4.15 0.76 3.33 ANNUAL TRENDS - AMBIENT MASS 09:37 Thursday, March 14, 2002 83 -------------------------------------------------- site=LAVO GROUP=10 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 2.91 1.69 1.04740 0.23 22.4 0.04 3.88 0.52 49.3 0.05 5.13 0.20 19.3 1994 2.66 1.52 1.00861 0.23 23.1 0.04 4.03 0.51 50.2 0.05 5.42 0.17 17.3 1995 2.54 1.45 0.97959 0.24 24.3 0.04 4.15 0.46 47.3 0.06 5.69 0.18 18.6 1996 2.35 1.33 0.96526 0.24 24.7 0.04 4.21 0.44 45.7 0.06 5.95 0.19 19.5 1997 2.33 1.30 0.96276 0.24 24.8 0.04 4.22 0.44 45.7 0.06 5.77 0.19 19.5 1998 2.28 1.26 0.91667 0.21 23.0 0.04 4.43 0.45 48.8 0.05 5.88 0.16 17.9 1999 2.29 1.14 0.89271 0.20 22.5 0.04 4.55 0.44 49.7 0.06 6.37 0.15 16.8 -------------------------------------------------- site=LAVO GROUP=50 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 6.85 4.16 2.36887 0.52 21.9 0.13 5.65 1.20 50.7 0.15 6.35 0.36 15.4 1994 6.61 3.98 2.28902 0.50 21.8 0.13 5.85 1.11 48.7 0.14 6.10 0.40 17.6 1995 6.13 3.42 2.37596 0.52 22.0 0.13 5.64 1.10 46.4 0.15 6.13 0.47 19.8 1996 5.58 2.99 2.31205 0.53 22.7 0.13 5.79 1.02 44.1 0.14 5.97 0.50 21.4 1997 4.91 2.47 2.18854 0.49 22.5 0.13 6.12 0.97 44.5 0.13 5.89 0.46 21.0 1998 4.92 2.38 2.29332 0.49 21.4 0.13 5.84 1.10 47.8 0.14 5.96 0.43 19.0 1999 4.59 2.13 2.31578 0.49 21.3 0.13 5.78 1.16 50.0 0.15 6.35 0.38 16.6 -------------------------------------------------- site=LAVO GROUP=90 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 13.65 8.36 4.76116 1.04 21.8 0.38 8.04 2.43 51.0 0.32 6.62 0.60 12.5 1994 12.67 7.39 4.79620 1.01 21.1 0.38 7.99 2.39 49.9 0.29 6.13 0.71 14.8 1995 12.09 6.54 4.85337 1.07 22.1 0.38 7.89 2.35 48.3 0.29 5.93 0.77 15.8 1996 10.42 4.34 5.23437 1.19 22.7 0.38 7.32 2.50 47.8 0.31 5.94 0.85 16.3 1997 9.96 3.94 5.13184 1.14 22.3 0.38 7.46 2.43 47.3 0.30 5.81 0.88 17.1 1998 10.14 3.71 5.57805 1.17 21.1 0.38 6.87 2.71 48.5 0.35 6.32 0.96 17.3 1999 12.37 4.10 7.21598 1.17 16.2 0.38 5.31 4.27 59.2 0.57 7.87 0.83 11.5 ANNUAL TRENDS - AMBIENT MASS 09:37 Thursday, March 14, 2002 84 -------------------------------------------------- site=MACA GROUP=10 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1996 9.33 3.66 5.14150 2.55 49.5 0.48 9.36 1.47 28.6 0.31 6.12 0.33 6.35 1997 10.20 3.87 5.28027 2.63 49.9 0.48 9.11 1.47 27.9 0.31 5.92 0.38 7.19 1998 10.34 4.01 5.14372 2.49 48.5 0.48 9.35 1.43 27.7 0.31 6.08 0.43 8.35 1999 10.26 3.97 5.15483 2.50 48.5 0.48 9.33 1.44 28.0 0.31 6.11 0.41 8.03 -------------------------------------------------- site=MACA GROUP=50 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1996 16.20 4.30 10.5190 6.25 59.5 0.65 6.17 2.64 25.1 0.53 5.03 0.45 4.23 1997 16.04 4.42 10.3086 6.13 59.5 0.65 6.29 2.56 24.8 0.52 5.03 0.45 4.40 1998 16.12 4.75 9.9968 5.91 59.1 0.65 6.49 2.52 25.2 0.52 5.21 0.40 3.96 1999 16.28 4.79 10.1131 5.96 58.9 0.65 6.42 2.56 25.4 0.52 5.11 0.42 4.18 -------------------------------------------------- site=MACA GROUP=90 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1996 31.48 7.28 22.1667 15.82 71.4 0.46 2.05 4.15 18.7 0.58 2.64 1.15 5.20 1997 31.18 7.41 21.4768 15.34 71.4 0.46 2.12 4.13 19.2 0.55 2.57 1.01 4.69 1998 31.55 7.07 20.9883 14.74 70.2 0.46 2.17 4.42 21.1 0.60 2.88 0.77 3.69 1999 31.37 7.12 20.7410 14.50 69.9 0.46 2.19 4.43 21.4 0.61 2.92 0.74 3.59 ANNUAL TRENDS - AMBIENT MASS 09:37 Thursday, March 14, 2002 85 -------------------------------------------------- site=MEVE GROUP=10 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 4.50 2.32 1.54442 0.55 35.9 0.09 5.76 0.43 27.9 0.05 3.12 0.42 27.4 1994 4.57 2.26 1.66721 0.63 37.9 0.09 5.33 0.47 28.2 0.06 3.42 0.42 25.1 1995 4.13 2.12 1.61465 0.59 36.5 0.09 5.51 0.46 28.3 0.07 4.39 0.41 25.3 1996 3.56 1.83 1.52263 0.56 36.6 0.09 5.84 0.42 27.8 0.08 4.99 0.38 24.8 1997 3.35 1.68 1.52508 0.55 36.4 0.09 5.83 0.41 27.2 0.08 5.31 0.39 25.3 1998 3.31 1.73 1.53219 0.51 33.2 0.09 5.80 0.45 29.2 0.10 6.24 0.39 25.5 1999 3.10 1.68 1.47688 0.43 29.3 0.09 6.02 0.45 30.2 0.10 7.10 0.40 27.4 -------------------------------------------------- site=MEVE GROUP=50 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 6.43 3.31 2.48668 1.01 40.8 0.16 6.32 0.70 28.1 0.09 3.53 0.53 21.2 1994 7.00 3.78 2.57563 1.04 40.4 0.16 6.10 0.73 28.5 0.09 3.64 0.55 21.3 1995 6.74 3.68 2.61189 1.01 38.8 0.16 6.01 0.73 28.1 0.10 3.95 0.60 23.0 1996 6.57 3.61 2.66557 0.96 35.9 0.16 5.89 0.74 27.7 0.12 4.44 0.69 26.0 1997 6.59 3.60 2.71767 0.93 34.2 0.16 5.78 0.76 27.8 0.12 4.53 0.75 27.7 1998 6.16 3.24 2.76978 0.93 33.7 0.16 5.67 0.83 30.1 0.14 4.96 0.71 25.6 1999 5.35 2.61 2.72132 0.87 32.1 0.16 5.77 0.85 31.2 0.15 5.51 0.69 25.4 -------------------------------------------------- site=MEVE GROUP=90 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 12.16 7.19 3.96204 1.67 42.2 0.21 5.39 1.18 29.9 0.19 4.84 0.70 17.6 1994 12.80 7.92 3.93100 1.57 40.0 0.21 5.44 1.19 30.4 0.19 4.89 0.76 19.3 1995 11.52 6.97 3.89827 1.64 42.2 0.21 5.48 1.13 28.9 0.19 4.82 0.72 18.6 1996 11.18 6.11 4.39019 1.68 38.3 0.21 4.87 1.34 30.5 0.22 4.96 0.94 21.4 1997 11.76 6.37 4.67795 1.69 36.2 0.21 4.57 1.44 30.8 0.23 4.89 1.10 23.5 1998 10.93 5.52 4.91675 1.77 36.0 0.21 4.35 1.53 31.1 0.22 4.44 1.18 24.1 1999 13.88 7.85 5.44237 1.74 32.0 0.21 3.93 1.58 29.0 0.23 4.27 1.68 30.8 ANNUAL TRENDS - AMBIENT MASS 09:37 Thursday, March 14, 2002 86 -------------------------------------------------- site=MOOS GROUP=10 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1999 5.62 3.03 1.95457 0.77 39.5 0.11 5.86 0.79 40.6 0.13 6.43 0.15 7.60 -------------------------------------------------- site=MOOS GROUP=50 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1999 9.36 4.21 4.25630 2.03 47.6 0.26 6.20 1.48 34.8 0.25 5.88 0.23 5.49 -------------------------------------------------- site=MOOS GROUP=90 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1999 14.47 3.52 9.78207 5.71 58.4 0.38 3.89 2.99 30.5 0.40 4.04 0.31 3.15 ANNUAL TRENDS - AMBIENT MASS 09:37 Thursday, March 14, 2002 87 -------------------------------------------------- site=MORA GROUP=10 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 4.74 2.90 1.41025 0.33 23.7 0.04 2.85 0.83 58.9 0.11 7.95 0.09 6.59 1994 4.64 2.85 1.32450 0.33 24.7 0.04 3.03 0.76 57.5 0.11 8.11 0.09 6.72 1995 4.29 2.65 1.22767 0.30 24.2 0.04 3.27 0.71 57.8 0.10 8.26 0.08 6.45 1996 3.99 2.54 1.16113 0.27 23.3 0.04 3.46 0.67 58.0 0.09 8.08 0.08 7.12 1997 3.47 2.11 1.09549 0.27 24.6 0.04 3.67 0.62 57.0 0.08 7.22 0.08 7.52 1998 3.08 1.98 0.94513 0.23 24.4 0.04 4.25 0.55 57.8 0.07 7.29 0.06 6.32 1999 2.72 1.76 0.92268 0.21 22.9 0.04 4.35 0.55 59.5 0.07 7.18 0.06 6.08 -------------------------------------------------- site=MORA GROUP=50 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 8.61 3.39 4.44624 1.23 27.7 0.15 3.46 2.46 55.4 0.39 8.86 0.20 4.60 1994 8.41 3.38 4.27225 1.19 27.9 0.15 3.60 2.35 54.9 0.38 8.99 0.20 4.60 1995 7.99 3.25 4.03536 1.15 28.4 0.15 3.81 2.19 54.3 0.36 8.98 0.18 4.50 1996 7.52 2.98 3.83977 1.10 28.8 0.15 4.00 2.06 53.6 0.34 8.96 0.18 4.66 1997 7.19 2.94 3.57315 1.07 29.9 0.15 4.30 1.88 52.6 0.31 8.76 0.16 4.42 1998 6.81 2.82 3.39488 1.06 31.3 0.15 4.53 1.73 50.8 0.30 8.74 0.16 4.62 1999 6.49 2.71 3.30925 1.05 31.6 0.15 4.64 1.68 50.8 0.28 8.37 0.15 4.59 -------------------------------------------------- site=MORA GROUP=90 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 16.02 4.72 9.43176 3.12 33.0 0.35 3.73 4.80 50.9 0.78 8.22 0.39 4.17 1994 16.05 4.92 9.27160 3.09 33.3 0.35 3.80 4.67 50.4 0.75 8.05 0.41 4.44 1995 15.50 4.86 8.93726 2.97 33.2 0.35 3.94 4.48 50.1 0.72 8.08 0.41 4.62 1996 14.54 4.19 8.78091 2.77 31.6 0.35 4.01 4.50 51.2 0.72 8.19 0.44 5.02 1997 14.03 4.31 8.24403 2.65 32.1 0.35 4.27 4.18 50.7 0.64 7.79 0.42 5.12 1998 14.01 4.38 8.39966 2.69 32.1 0.35 4.19 4.18 49.7 0.65 7.80 0.52 6.22 1999 13.31 3.91 8.36669 2.68 32.1 0.35 4.21 4.17 49.9 0.65 7.74 0.51 6.13 ANNUAL TRENDS - AMBIENT MASS 09:37 Thursday, March 14, 2002 88 -------------------------------------------------- site=MOZI GROUP=10 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1999 3.17 2.13 0.99138 0.41 41.0 0.07 7.32 0.30 30.1 0.06 5.85 0.16 15.8 -------------------------------------------------- site=MOZI GROUP=50 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1999 5.85 3.47 2.30494 0.84 36.4 0.15 6.49 0.71 30.6 0.11 4.64 0.50 21.9 -------------------------------------------------- site=MOZI GROUP=90 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1999 10.82 6.10 4.30997 1.33 30.9 0.19 4.43 1.42 33.0 0.16 3.81 1.20 27.9 ANNUAL TRENDS - AMBIENT MASS 09:37 Thursday, March 14, 2002 89 -------------------------------------------------- site=OKEF GROUP=10 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1996 11.27 5.49 4.77263 2.14 44.8 0.34 7.10 1.53 32.0 0.25 5.34 0.51 10.8 1997 12.09 6.40 4.69405 2.06 43.9 0.34 7.22 1.48 31.6 0.25 5.39 0.56 11.9 1998 12.65 6.88 4.74288 2.05 43.2 0.34 7.14 1.53 32.3 0.27 5.66 0.56 11.7 1999 12.40 6.73 4.75724 2.03 42.7 0.34 7.12 1.57 33.1 0.28 5.86 0.53 11.2 -------------------------------------------------- site=OKEF GROUP=50 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1996 17.90 7.63 9.03150 4.70 52.0 0.40 4.48 2.69 29.7 0.47 5.26 0.77 8.53 1997 18.42 8.34 8.86806 4.51 50.9 0.40 4.56 2.60 29.3 0.46 5.17 0.90 10.1 1998 18.20 8.33 8.70949 4.35 49.9 0.40 4.64 2.56 29.4 0.47 5.44 0.92 10.6 1999 18.38 8.36 8.74045 4.45 50.9 0.40 4.63 2.62 30.0 0.46 5.29 0.80 9.16 -------------------------------------------------- site=OKEF GROUP=90 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1996 27.37 9.00 16.8652 10.29 61.0 0.38 2.25 4.14 24.5 0.61 3.59 1.46 8.64 1997 28.15 10.50 16.0973 10.13 62.9 0.38 2.36 3.91 24.3 0.57 3.51 1.11 6.88 1998 27.40 10.16 15.5779 9.76 62.6 0.38 2.44 3.95 25.3 0.60 3.82 0.90 5.76 1999 27.19 9.59 15.8918 10.14 63.8 0.38 2.39 4.12 26.0 0.58 3.67 0.67 4.21 ANNUAL TRENDS - AMBIENT MASS 09:37 Thursday, March 14, 2002 90 -------------------------------------------------- site=PEFO GROUP=10 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 5.34 2.55 2.43868 0.75 30.6 0.12 4.93 0.78 32.0 0.13 5.50 0.66 27.0 1994 5.16 2.46 2.27698 0.71 31.2 0.12 5.28 0.72 31.8 0.13 5.59 0.60 26.1 1995 5.00 2.43 2.20069 0.67 30.6 0.12 5.47 0.68 30.8 0.13 5.93 0.60 27.2 1996 4.39 2.17 1.97569 0.62 31.6 0.12 6.09 0.61 30.7 0.12 6.06 0.51 25.6 1997 4.39 2.24 1.88399 0.58 30.8 0.12 6.39 0.56 29.8 0.12 6.40 0.50 26.5 1998 4.48 2.32 1.92221 0.58 29.9 0.12 6.26 0.59 30.5 0.13 6.74 0.51 26.6 1999 4.32 2.20 1.98375 0.58 29.4 0.12 6.07 0.61 30.6 0.14 6.95 0.53 26.9 -------------------------------------------------- site=PEFO GROUP=50 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 8.10 3.71 3.76748 1.31 34.7 0.19 5.15 1.16 30.8 0.31 8.19 0.80 21.1 1994 7.75 3.50 3.64341 1.26 34.6 0.19 5.32 1.13 31.0 0.31 8.48 0.75 20.6 1995 7.52 3.42 3.50025 1.19 34.0 0.19 5.54 1.08 30.9 0.30 8.47 0.74 21.1 1996 7.41 3.48 3.34952 1.09 32.5 0.19 5.79 1.03 30.9 0.27 7.99 0.77 22.9 1997 7.34 3.53 3.28179 1.06 32.3 0.19 5.91 0.99 30.2 0.25 7.56 0.79 24.0 1998 7.47 3.81 3.22311 1.01 31.3 0.19 6.02 0.98 30.3 0.25 7.70 0.80 24.7 1999 7.45 3.85 3.25874 0.99 30.4 0.19 5.95 1.00 30.7 0.23 7.09 0.84 25.9 -------------------------------------------------- site=PEFO GROUP=90 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 11.66 6.30 4.77320 1.82 38.1 0.29 6.04 1.53 32.1 0.41 8.54 0.73 15.3 1994 11.45 6.25 4.70628 1.78 37.9 0.29 6.13 1.49 31.7 0.39 8.32 0.75 15.9 1995 11.04 5.72 4.84517 1.87 38.7 0.29 5.95 1.54 31.7 0.38 7.88 0.76 15.8 1996 10.76 5.53 4.79768 1.93 40.3 0.29 6.01 1.48 30.8 0.34 7.10 0.76 15.7 1997 10.87 5.52 4.98202 1.90 38.2 0.29 5.79 1.51 30.3 0.33 6.61 0.95 19.1 1998 11.12 5.72 5.19760 2.01 38.7 0.29 5.55 1.59 30.5 0.32 6.22 0.99 19.0 1999 12.01 6.27 5.48049 1.94 35.3 0.29 5.26 1.76 32.1 0.33 6.04 1.16 21.2 ANNUAL TRENDS - AMBIENT MASS 09:37 Thursday, March 14, 2002 91 -------------------------------------------------- site=PINN GROUP=10 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 8.22 5.01 2.08021 0.69 33.3 0.37 17.9 0.71 34.1 0.12 5.79 0.19 8.92 1994 8.20 4.97 2.07966 0.68 32.7 0.37 17.9 0.72 34.6 0.12 5.94 0.19 8.90 1995 7.76 4.97 1.97569 0.64 32.3 0.37 18.8 0.67 34.1 0.12 6.14 0.17 8.60 1996 7.13 4.56 1.89208 0.57 30.4 0.37 19.7 0.67 35.4 0.12 6.35 0.15 8.17 1997 6.86 4.30 1.91690 0.56 29.2 0.37 19.4 0.69 36.1 0.13 6.68 0.16 8.58 1998 6.80 4.20 1.94836 0.54 27.6 0.37 19.1 0.73 37.7 0.14 7.15 0.17 8.53 1999 6.49 3.99 1.87619 0.52 28.0 0.37 19.8 0.69 37.0 0.13 6.96 0.16 8.27 -------------------------------------------------- site=PINN GROUP=50 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 15.73 9.02 4.99998 1.49 29.7 0.89 17.8 1.85 37.1 0.37 7.41 0.40 8.04 1994 14.80 8.54 4.78877 1.36 28.4 0.89 18.6 1.79 37.5 0.36 7.59 0.38 7.94 1995 13.83 8.01 4.77082 1.41 29.6 0.89 18.6 1.75 36.8 0.35 7.30 0.37 7.74 1996 13.13 7.74 4.68873 1.34 28.7 0.89 19.0 1.70 36.2 0.35 7.47 0.41 8.71 1997 12.25 6.97 4.60361 1.27 27.6 0.89 19.3 1.69 36.8 0.34 7.40 0.41 8.90 1998 11.77 6.80 4.50046 1.22 27.2 0.89 19.7 1.65 36.6 0.34 7.60 0.40 8.87 1999 11.90 6.84 4.53927 1.27 27.9 0.89 19.6 1.64 36.1 0.33 7.21 0.42 9.21 -------------------------------------------------- site=PINN GROUP=90 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 24.04 13.29 8.95350 2.40 26.8 1.45 16.2 3.59 40.1 0.75 8.33 0.77 8.64 1994 23.11 12.96 8.52810 2.36 27.7 1.45 17.0 3.30 38.7 0.66 7.74 0.76 8.90 1995 22.90 13.12 8.34386 2.31 27.6 1.45 17.3 3.16 37.9 0.64 7.72 0.78 9.36 1996 21.49 12.07 8.22819 2.24 27.2 1.45 17.6 3.12 37.9 0.62 7.58 0.80 9.71 1997 19.71 10.69 8.05148 2.11 26.2 1.45 18.0 3.14 39.0 0.63 7.77 0.73 9.06 1998 19.40 10.54 7.93890 2.11 26.5 1.45 18.2 3.06 38.5 0.62 7.78 0.71 8.98 1999 20.34 10.74 8.53720 2.17 25.4 1.45 16.9 3.44 40.3 0.66 7.74 0.82 9.66 ANNUAL TRENDS - AMBIENT MASS 09:37 Thursday, March 14, 2002 92 -------------------------------------------------- site=PORE GROUP=10 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 10.67 7.30 1.52886 0.77 50.2 0.20 13.4 0.42 27.3 0.05 3.36 0.09 5.73 1994 10.46 6.85 1.51183 0.78 51.7 0.20 13.5 0.38 25.4 0.05 3.22 0.09 6.20 1995 9.19 5.88 1.53806 0.76 49.7 0.20 13.3 0.42 27.1 0.06 3.83 0.09 6.14 1996 8.31 5.18 1.55019 0.74 47.7 0.20 13.2 0.45 28.9 0.07 4.22 0.09 6.03 1997 8.14 4.98 1.54645 0.74 48.1 0.20 13.2 0.44 28.6 0.06 3.99 0.09 6.09 1998 7.76 4.47 1.54120 0.70 45.3 0.20 13.2 0.48 30.8 0.06 4.09 0.10 6.54 1999 7.76 4.45 1.61709 0.75 46.3 0.20 12.6 0.50 31.1 0.06 3.72 0.10 6.23 -------------------------------------------------- site=PORE GROUP=50 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 19.36 12.96 3.40594 1.65 48.5 0.49 14.5 1.00 29.3 0.11 3.16 0.16 4.56 1994 18.43 11.98 3.25612 1.61 49.4 0.49 15.1 0.89 27.5 0.10 3.15 0.16 4.89 1995 16.94 10.69 3.19746 1.58 49.3 0.49 15.4 0.85 26.6 0.10 3.13 0.18 5.61 1996 16.39 10.29 3.10285 1.50 48.4 0.49 15.9 0.81 26.2 0.10 3.13 0.20 6.38 1997 16.90 10.70 3.00784 1.45 48.3 0.49 16.4 0.77 25.6 0.09 2.90 0.21 6.82 1998 15.13 8.88 2.98563 1.46 49.0 0.49 16.5 0.74 24.9 0.08 2.56 0.21 7.09 1999 15.38 9.47 2.99539 1.38 46.1 0.49 16.4 0.82 27.4 0.08 2.72 0.22 7.33 -------------------------------------------------- site=PORE GROUP=90 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 29.61 16.68 9.35155 2.53 27.1 2.36 25.2 3.53 37.7 0.62 6.64 0.32 3.39 1994 27.55 14.99 8.90233 2.61 29.3 2.36 26.5 3.11 34.9 0.53 5.92 0.30 3.39 1995 27.18 14.37 8.77689 2.73 31.1 2.36 26.9 2.89 32.9 0.49 5.62 0.31 3.50 1996 25.96 13.08 8.68160 2.85 32.8 2.36 27.2 2.69 31.0 0.45 5.21 0.33 3.80 1997 26.10 12.97 8.56109 2.73 31.9 2.36 27.5 2.67 31.2 0.44 5.18 0.35 4.12 1998 23.07 10.54 8.35567 2.79 33.4 2.36 28.2 2.45 29.3 0.41 4.88 0.35 4.20 1999 24.16 11.30 8.90397 2.99 33.6 2.36 26.5 2.77 31.1 0.37 4.18 0.41 4.60 ANNUAL TRENDS - AMBIENT MASS 09:37 Thursday, March 14, 2002 93 -------------------------------------------------- site=REDW GROUP=10 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 5.84 3.79 1.06418 0.29 27.3 0.08 7.63 0.58 54.2 0.06 6.03 0.05 4.80 1994 5.70 3.79 1.02209 0.28 27.3 0.08 7.94 0.54 53.3 0.07 6.55 0.05 4.90 1995 5.68 3.90 0.99979 0.28 27.6 0.08 8.12 0.52 51.9 0.07 7.14 0.05 5.33 1996 5.28 3.64 0.93181 0.27 29.2 0.08 8.71 0.46 49.2 0.07 7.25 0.05 5.67 1997 5.13 3.32 0.92255 0.27 29.0 0.08 8.80 0.45 48.9 0.07 7.09 0.06 6.19 1998 5.15 3.32 0.87063 0.25 28.2 0.08 9.32 0.42 48.6 0.06 7.04 0.06 6.79 1999 5.26 3.28 0.87457 0.26 29.3 0.08 9.28 0.42 47.9 0.05 6.12 0.07 7.47 -------------------------------------------------- site=REDW GROUP=50 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 9.88 5.51 2.74366 0.88 32.1 0.24 8.83 1.34 48.8 0.15 5.49 0.13 4.82 1994 9.67 5.30 2.70205 0.83 30.8 0.24 8.97 1.35 50.0 0.14 5.24 0.13 4.99 1995 9.66 5.48 2.57609 0.81 31.6 0.24 9.41 1.24 48.1 0.13 5.10 0.15 5.73 1996 9.09 5.04 2.44117 0.81 33.3 0.24 9.93 1.13 46.1 0.12 4.77 0.14 5.82 1997 9.22 5.25 2.32193 0.81 35.0 0.24 10.4 1.03 44.6 0.10 4.10 0.14 5.87 1998 8.86 5.11 2.17020 0.80 37.0 0.24 11.2 0.91 42.1 0.08 3.79 0.13 5.90 1999 8.67 5.01 2.05651 0.82 39.7 0.24 11.8 0.80 38.7 0.07 3.52 0.13 6.24 -------------------------------------------------- site=REDW GROUP=90 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 18.26 8.37 6.34123 2.22 35.0 0.61 9.65 2.95 46.5 0.27 4.18 0.30 4.73 1994 17.52 8.02 5.99976 2.12 35.3 0.61 10.2 2.74 45.6 0.24 4.05 0.29 4.81 1995 16.57 7.44 5.94278 2.05 34.5 0.61 10.3 2.74 46.2 0.24 4.08 0.29 4.93 1996 15.97 7.23 5.67690 2.05 36.0 0.61 10.8 2.51 44.2 0.22 3.87 0.29 5.15 1997 15.65 7.38 5.54519 1.96 35.4 0.61 11.0 2.49 44.8 0.20 3.60 0.29 5.15 1998 14.95 7.22 5.14030 1.98 38.6 0.61 11.9 2.10 40.8 0.18 3.43 0.27 5.29 1999 16.59 7.64 6.15535 1.93 31.3 0.61 9.94 3.07 49.9 0.25 4.04 0.29 4.76 ANNUAL TRENDS - AMBIENT MASS 09:37 Thursday, March 14, 2002 94 -------------------------------------------------- site=ROMA GROUP=10 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1999 14.14 7.91 4.45246 2.15 48.3 0.37 8.32 1.34 30.0 0.21 4.76 0.38 8.64 -------------------------------------------------- site=ROMA GROUP=50 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1999 19.10 8.54 9.25334 4.92 53.1 0.50 5.38 2.84 30.7 0.46 4.96 0.54 5.84 -------------------------------------------------- site=ROMA GROUP=90 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1999 28.18 9.99 15.8491 10.19 64.3 0.38 2.42 3.79 23.9 0.51 3.21 0.97 6.14 ANNUAL TRENDS - AMBIENT MASS 09:37 Thursday, March 14, 2002 95 -------------------------------------------------- site=ROMO GROUP=10 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 2.96 1.65 0.99648 0.37 36.8 0.05 5.00 0.34 34.0 0.04 3.60 0.21 20.6 1994 3.29 1.95 1.04836 0.36 34.2 0.05 4.75 0.36 34.8 0.04 4.09 0.23 22.1 1995 3.07 1.91 1.04064 0.34 32.4 0.05 4.79 0.36 35.1 0.06 5.53 0.23 22.3 1996 2.90 1.93 1.00842 0.32 32.1 0.05 4.94 0.34 33.4 0.07 6.55 0.23 23.0 1997 2.93 2.08 0.99860 0.32 31.6 0.05 4.99 0.34 34.1 0.07 7.18 0.22 22.2 1998 2.76 1.99 1.00102 0.31 30.9 0.05 4.98 0.37 36.5 0.08 8.15 0.20 19.5 1999 2.37 1.74 0.93770 0.30 31.5 0.05 5.31 0.35 36.9 0.08 8.60 0.17 17.7 -------------------------------------------------- site=ROMO GROUP=50 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 6.79 3.35 2.85653 0.99 34.8 0.18 6.26 0.92 32.1 0.12 4.14 0.65 22.7 1994 7.37 3.96 2.79102 0.97 34.6 0.18 6.41 0.87 31.1 0.12 4.26 0.66 23.6 1995 7.46 4.28 2.65642 0.88 33.2 0.18 6.73 0.81 30.5 0.11 4.20 0.67 25.4 1996 6.94 3.98 2.61547 0.89 33.8 0.18 6.84 0.78 30.0 0.12 4.67 0.64 24.6 1997 6.57 4.00 2.46655 0.85 34.5 0.18 7.25 0.74 30.1 0.12 4.97 0.57 23.2 1998 6.44 3.83 2.53765 0.84 33.2 0.18 7.05 0.83 32.6 0.13 5.25 0.56 21.9 1999 5.68 3.17 2.52628 0.82 32.5 0.18 7.08 0.86 34.1 0.13 5.27 0.53 21.1 -------------------------------------------------- site=ROMO GROUP=90 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 13.43 6.93 5.30989 1.74 32.8 0.47 8.82 1.93 36.3 0.23 4.36 0.94 17.7 1994 13.73 7.12 5.23311 1.64 31.4 0.47 8.95 1.89 36.1 0.23 4.30 1.01 19.3 1995 13.24 7.16 5.21373 1.64 31.4 0.47 8.98 1.78 34.1 0.23 4.33 1.11 21.2 1996 12.82 6.72 5.28313 1.59 30.1 0.47 8.86 1.91 36.2 0.25 4.64 1.07 20.2 1997 12.10 6.24 5.19712 1.59 30.6 0.47 9.01 1.87 36.0 0.25 4.72 1.02 19.7 1998 11.92 5.99 5.39762 1.54 28.5 0.47 8.67 2.00 37.1 0.26 4.88 1.13 20.9 1999 11.00 5.42 5.27566 1.54 29.2 0.47 8.87 1.92 36.4 0.27 5.13 1.08 20.4 ANNUAL TRENDS - AMBIENT MASS 09:37 Thursday, March 14, 2002 96 -------------------------------------------------- site=SAGO GROUP=10 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 5.88 3.33 1.77505 0.36 20.5 0.35 19.9 0.56 31.7 0.17 9.83 0.32 18.1 1994 5.88 3.33 1.77505 0.36 20.5 0.35 19.9 0.56 31.7 0.17 9.83 0.32 18.1 1995 5.55 3.30 1.66444 0.34 20.2 0.35 21.2 0.55 32.9 0.17 10.0 0.26 15.6 1996 4.78 2.76 1.55567 0.31 20.2 0.35 22.7 0.47 30.3 0.14 8.98 0.28 17.8 1997 4.78 2.76 1.55567 0.31 20.2 0.35 22.7 0.47 30.3 0.14 8.98 0.28 17.8 1998 5.12 2.98 1.56604 0.28 17.9 0.35 22.6 0.45 28.9 0.14 8.64 0.35 22.1 1999 5.69 3.16 1.71878 0.31 18.1 0.35 20.6 0.48 28.1 0.15 8.76 0.42 24.5 -------------------------------------------------- site=SAGO GROUP=50 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 20.39 11.12 7.56409 1.53 20.3 2.01 26.5 2.38 31.4 0.45 5.95 1.19 15.8 1994 20.39 11.12 7.56409 1.53 20.3 2.01 26.5 2.38 31.4 0.45 5.95 1.19 15.8 1995 19.10 10.39 7.25623 1.50 20.7 2.01 27.7 2.17 29.9 0.41 5.60 1.17 16.1 1996 16.28 8.58 6.60179 1.33 20.2 2.01 30.4 1.89 28.7 0.38 5.77 0.99 14.9 1997 16.28 8.58 6.60179 1.33 20.2 2.01 30.4 1.89 28.7 0.38 5.77 0.99 14.9 1998 15.05 7.82 6.14099 1.24 20.3 2.01 32.7 1.61 26.3 0.36 5.79 0.92 15.0 1999 14.41 7.10 6.08898 1.22 20.1 2.01 33.0 1.61 26.4 0.34 5.63 0.91 14.9 -------------------------------------------------- site=SAGO GROUP=90 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 35.99 20.59 16.1456 3.15 19.5 6.36 39.4 4.19 26.0 0.71 4.37 1.74 10.8 1994 35.99 20.59 16.1456 3.15 19.5 6.36 39.4 4.19 26.0 0.71 4.37 1.74 10.8 1995 32.20 18.57 15.3825 3.09 20.1 6.36 41.4 3.69 24.0 0.59 3.84 1.65 10.7 1996 27.06 13.76 15.0756 2.98 19.8 6.36 42.2 3.71 24.6 0.60 4.01 1.42 9.44 1997 27.06 13.76 15.0756 2.98 19.8 6.36 42.2 3.71 24.6 0.60 4.01 1.42 9.44 1998 24.28 10.96 14.6710 2.85 19.4 6.36 43.4 3.56 24.3 0.63 4.29 1.27 8.67 1999 23.73 10.41 14.4312 2.73 19.0 6.36 44.1 3.50 24.3 0.62 4.28 1.21 8.40 ANNUAL TRENDS - AMBIENT MASS 09:37 Thursday, March 14, 2002 97 -------------------------------------------------- site=SEQU GROUP=10 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1998 6.42 4.07 2.33075 0.41 17.5 0.42 17.9 1.10 47.1 0.17 7.38 0.24 10.1 1999 6.17 3.59 2.47886 0.46 18.7 0.42 16.8 1.17 47.4 0.18 7.33 0.24 9.77 -------------------------------------------------- site=SEQU GROUP=50 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1998 20.30 9.68 8.47198 1.72 20.3 1.10 13.0 3.59 42.4 0.52 6.17 1.54 18.1 1999 18.61 8.07 8.59514 1.87 21.8 1.10 12.8 3.64 42.4 0.51 5.90 1.47 17.1 -------------------------------------------------- site=SEQU GROUP=90 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1998 50.30 28.95 22.3278 3.20 14.3 4.29 19.2 7.49 33.5 0.84 3.75 6.52 29.2 1999 31.71 13.33 18.3087 2.99 16.3 4.29 23.4 7.91 43.2 0.94 5.11 2.18 11.9 ANNUAL TRENDS - AMBIENT MASS 09:37 Thursday, March 14, 2002 98 -------------------------------------------------- site=SHEN GROUP=10 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 7.61 3.56 3.73311 1.97 52.8 0.34 9.20 1.03 27.6 0.20 5.34 0.19 5.10 1994 7.31 3.39 3.61315 1.88 52.0 0.34 9.50 1.00 27.7 0.20 5.63 0.19 5.15 1995 7.08 3.37 3.46910 1.82 52.5 0.34 9.89 0.93 26.8 0.20 5.68 0.18 5.13 1996 7.09 3.25 3.54489 1.90 53.5 0.34 9.68 0.92 25.8 0.21 5.83 0.18 5.17 1997 7.24 3.12 3.67178 1.96 53.4 0.34 9.35 0.95 25.9 0.22 5.98 0.20 5.37 1998 6.92 2.91 3.42631 1.78 51.9 0.34 10.0 0.89 25.9 0.22 6.46 0.20 5.71 1999 6.95 2.93 3.40625 1.78 52.2 0.34 10.1 0.86 25.3 0.21 6.26 0.21 6.17 -------------------------------------------------- site=SHEN GROUP=50 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 15.58 5.40 9.35268 5.56 59.4 0.65 6.98 2.30 24.6 0.42 4.54 0.42 4.45 1994 15.25 5.29 9.11727 5.38 59.0 0.65 7.16 2.25 24.6 0.42 4.58 0.42 4.63 1995 14.99 5.23 8.87189 5.22 58.8 0.65 7.36 2.18 24.6 0.38 4.31 0.43 4.89 1996 14.21 4.71 8.57804 5.08 59.3 0.65 7.61 2.06 24.0 0.37 4.28 0.41 4.81 1997 13.89 4.60 8.27034 4.93 59.6 0.65 7.90 1.95 23.5 0.35 4.22 0.40 4.81 1998 12.68 4.29 7.75172 4.54 58.6 0.65 8.43 1.80 23.2 0.35 4.49 0.41 5.30 1999 12.44 4.20 7.58085 4.38 57.8 0.65 8.62 1.79 23.6 0.35 4.61 0.40 5.33 -------------------------------------------------- site=SHEN GROUP=90 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 33.72 6.76 23.7626 18.43 77.5 0.35 1.47 3.80 16.0 0.43 1.83 0.75 3.15 1994 33.79 6.78 23.9197 18.40 76.9 0.35 1.46 3.98 16.7 0.43 1.79 0.76 3.19 1995 33.23 6.51 23.7378 18.23 76.8 0.35 1.48 3.97 16.7 0.43 1.80 0.77 3.23 1996 31.84 6.28 22.5644 17.13 75.9 0.35 1.55 3.91 17.3 0.43 1.91 0.74 3.30 1997 31.32 5.97 22.1022 16.62 75.2 0.35 1.59 3.95 17.9 0.43 1.95 0.75 3.40 1998 29.58 5.27 21.5154 15.55 72.3 0.35 1.63 4.42 20.5 0.51 2.37 0.68 3.17 1999 27.60 5.07 20.1743 14.30 70.9 0.35 1.74 4.31 21.4 0.54 2.66 0.68 3.35 ANNUAL TRENDS - AMBIENT MASS 09:37 Thursday, March 14, 2002 99 -------------------------------------------------- site=SHRO GROUP=10 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1999 5.47 3.23 1.98678 0.97 48.9 0.09 4.42 0.58 29.3 0.12 6.18 0.22 11.2 -------------------------------------------------- site=SHRO GROUP=50 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1999 14.01 5.10 6.56642 3.89 59.3 0.32 4.83 1.54 23.4 0.28 4.26 0.54 8.19 -------------------------------------------------- site=SHRO GROUP=90 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1999 26.92 5.67 18.4443 13.36 72.4 0.18 1.00 3.77 20.4 0.41 2.22 0.72 3.91 ANNUAL TRENDS - AMBIENT MASS 09:37 Thursday, March 14, 2002 100 -------------------------------------------------- site=SIPS GROUP=10 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1997 11.05 4.31 6.06377 2.76 45.5 0.50 8.20 1.78 29.4 0.44 7.23 0.59 9.67 1998 10.95 4.06 5.70493 2.64 46.2 0.50 8.72 1.70 29.9 0.38 6.61 0.49 8.56 1999 11.40 4.41 5.68958 2.55 44.8 0.50 8.74 1.76 31.0 0.37 6.50 0.51 8.99 -------------------------------------------------- site=SIPS GROUP=50 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1997 18.99 5.81 12.5792 6.50 51.7 0.67 5.31 3.43 27.3 0.72 5.76 1.26 10.0 1998 17.17 5.53 10.9260 5.68 52.0 0.67 6.12 3.29 30.1 0.65 5.91 0.64 5.82 1999 18.69 6.23 11.4432 6.04 52.8 0.67 5.84 3.39 29.6 0.64 5.59 0.71 6.16 -------------------------------------------------- site=SIPS GROUP=90 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1997 32.55 6.22 24.2115 17.21 71.1 0.34 1.42 4.94 20.4 0.82 3.40 0.89 3.69 1998 32.96 6.29 23.0900 15.10 65.4 0.34 1.49 5.67 24.6 0.84 3.66 1.13 4.88 1999 33.42 6.58 23.2634 15.47 66.5 0.34 1.47 5.56 23.9 0.85 3.67 1.04 4.46 ANNUAL TRENDS - AMBIENT MASS 09:37 Thursday, March 14, 2002 101 -------------------------------------------------- site=SNPA GROUP=10 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1998 2.32 1.37 1.04513 0.33 32.0 0.08 7.84 0.43 40.9 0.13 12.6 0.07 6.69 1999 2.32 1.37 1.04513 0.33 32.0 0.08 7.84 0.43 40.9 0.13 12.6 0.07 6.69 -------------------------------------------------- site=SNPA GROUP=50 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1998 6.06 2.73 2.98765 0.95 31.9 0.29 9.74 1.24 41.4 0.28 9.32 0.23 7.57 1999 6.06 2.73 2.98765 0.95 31.9 0.29 9.74 1.24 41.4 0.28 9.32 0.23 7.57 -------------------------------------------------- site=SNPA GROUP=90 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1998 12.72 3.89 7.85939 2.36 30.0 0.58 7.35 3.29 41.9 0.58 7.32 1.06 13.4 1999 12.72 3.89 7.85939 2.36 30.0 0.58 7.35 3.29 41.9 0.58 7.32 1.06 13.4 ANNUAL TRENDS - AMBIENT MASS 09:37 Thursday, March 14, 2002 102 -------------------------------------------------- site=THSI GROUP=10 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1998 2.05 1.50 0.54996 0.16 28.8 0.04 6.81 0.26 48.0 0.04 7.76 0.05 8.63 1999 2.06 1.44 0.56078 0.17 29.5 0.04 6.67 0.26 46.4 0.05 8.31 0.05 9.15 -------------------------------------------------- site=THSI GROUP=50 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1998 5.38 3.07 1.95538 0.58 29.8 0.11 5.85 0.95 48.7 0.13 6.59 0.18 9.09 1999 5.36 3.06 1.96713 0.58 29.6 0.11 5.81 0.95 48.3 0.13 6.56 0.19 9.68 -------------------------------------------------- site=THSI GROUP=90 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1998 15.21 7.44 6.90697 1.66 24.1 0.24 3.43 3.87 56.0 0.43 6.29 0.71 10.2 1999 15.34 7.33 7.08517 1.64 23.2 0.24 3.34 4.05 57.1 0.44 6.18 0.72 10.2 ANNUAL TRENDS - AMBIENT MASS 09:37 Thursday, March 14, 2002 103 -------------------------------------------------- site=TONT GROUP=10 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 7.26 4.47 2.37290 0.84 35.6 0.18 7.48 0.74 31.1 0.12 5.02 0.49 20.8 1994 6.57 3.88 2.29683 0.81 35.4 0.18 7.73 0.71 30.9 0.13 5.49 0.47 20.5 1995 6.62 3.93 2.26965 0.77 33.9 0.18 7.83 0.72 31.8 0.14 6.11 0.46 20.4 1996 6.27 3.77 2.21833 0.73 32.8 0.18 8.01 0.70 31.7 0.15 6.55 0.46 20.9 1997 6.42 3.88 2.23365 0.74 33.2 0.18 7.95 0.70 31.3 0.14 6.23 0.48 21.4 1998 6.24 3.79 2.17114 0.69 31.8 0.18 8.18 0.70 32.4 0.14 6.50 0.46 21.1 1999 6.60 4.12 2.21595 0.67 30.4 0.18 8.02 0.74 33.5 0.15 6.66 0.47 21.4 -------------------------------------------------- site=TONT GROUP=50 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 13.43 8.08 4.32138 1.61 37.2 0.26 5.96 1.26 29.1 0.21 4.76 0.99 23.0 1994 12.04 6.89 4.18975 1.55 36.9 0.26 6.15 1.21 28.9 0.22 5.19 0.96 22.9 1995 11.83 6.90 4.13422 1.53 36.9 0.26 6.23 1.20 29.1 0.24 5.72 0.91 22.1 1996 11.69 6.94 4.10690 1.50 36.4 0.26 6.27 1.18 28.7 0.23 5.65 0.94 22.9 1997 11.49 6.82 4.02044 1.51 37.7 0.26 6.41 1.12 27.9 0.23 5.63 0.90 22.4 1998 11.15 6.70 3.94552 1.45 36.9 0.26 6.53 1.10 27.9 0.23 5.75 0.91 23.0 1999 11.54 7.26 3.95109 1.40 35.3 0.26 6.52 1.17 29.5 0.23 5.78 0.90 22.9 -------------------------------------------------- site=TONT GROUP=90 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 16.72 9.27 6.50861 2.40 36.9 0.47 7.29 2.30 35.3 0.36 5.53 0.97 14.9 1994 15.98 8.73 6.35098 2.22 34.9 0.47 7.47 2.20 34.7 0.35 5.56 1.10 17.4 1995 16.47 9.11 6.50470 2.23 34.3 0.47 7.30 2.31 35.5 0.38 5.86 1.11 17.0 1996 17.69 10.23 6.68060 2.16 32.3 0.47 7.10 2.40 36.0 0.39 5.90 1.25 18.7 1997 17.61 10.29 6.59545 2.22 33.7 0.47 7.20 2.27 34.4 0.37 5.58 1.26 19.1 1998 17.50 10.42 6.55379 2.28 34.7 0.47 7.24 2.15 32.8 0.36 5.48 1.29 19.7 1999 18.57 11.33 6.80670 2.20 32.3 0.47 6.97 2.40 35.3 0.38 5.63 1.35 19.8 ANNUAL TRENDS - AMBIENT MASS 09:37 Thursday, March 14, 2002 104 -------------------------------------------------- site=UPBU GROUP=10 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1996 9.06 4.94 3.43391 1.39 40.6 0.41 11.9 1.14 33.2 0.19 5.63 0.30 8.74 1997 8.63 4.61 3.33475 1.35 40.4 0.41 12.2 1.10 32.9 0.19 5.63 0.29 8.73 1998 7.99 4.07 3.22619 1.26 39.0 0.41 12.7 1.07 33.1 0.19 5.95 0.30 9.32 1999 7.70 3.91 3.14556 1.19 37.8 0.41 13.0 1.03 32.8 0.19 6.19 0.32 10.2 -------------------------------------------------- site=UPBU GROUP=50 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1996 15.05 5.91 8.12064 3.74 46.0 1.04 12.9 2.42 29.9 0.37 4.53 0.55 6.71 1997 14.72 5.54 8.09032 3.76 46.5 1.04 12.9 2.33 28.8 0.36 4.40 0.60 7.42 1998 15.30 5.76 8.39946 3.94 46.9 1.04 12.4 2.36 28.1 0.37 4.41 0.68 8.12 1999 15.24 5.43 8.50903 4.07 47.8 1.04 12.3 2.34 27.5 0.36 4.26 0.70 8.18 -------------------------------------------------- site=UPBU GROUP=90 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1996 30.01 8.93 19.8917 11.49 57.8 1.36 6.81 4.66 23.4 0.47 2.38 1.91 9.63 1997 28.92 8.72 19.1138 10.71 56.0 1.36 7.09 4.42 23.1 0.44 2.32 2.19 11.5 1998 27.88 7.62 19.0795 11.24 58.9 1.36 7.10 4.47 23.4 0.48 2.52 1.53 8.04 1999 27.20 7.45 18.5134 10.67 57.7 1.36 7.32 4.50 24.3 0.49 2.62 1.50 8.11 ANNUAL TRENDS - AMBIENT MASS 09:37 Thursday, March 14, 2002 105 -------------------------------------------------- site=WEMI GROUP=10 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 4.18 2.55 1.22160 0.40 33.1 0.05 4.17 0.39 31.7 0.09 7.50 0.29 23.6 1994 3.95 2.33 1.24632 0.43 34.3 0.05 4.09 0.39 31.0 0.10 7.70 0.29 22.9 1995 3.78 2.25 1.20448 0.40 33.4 0.05 4.23 0.37 30.6 0.10 7.96 0.29 23.8 1996 3.51 2.04 1.18089 0.40 33.6 0.05 4.32 0.37 31.0 0.09 7.81 0.27 23.3 1997 3.28 1.96 1.17178 0.39 33.2 0.05 4.35 0.36 31.0 0.10 8.16 0.27 23.2 1998 3.11 1.84 1.15722 0.38 33.2 0.05 4.41 0.35 30.6 0.09 7.87 0.28 23.9 1999 2.99 1.82 1.11005 0.34 30.4 0.05 4.59 0.35 31.7 0.09 7.98 0.28 25.3 -------------------------------------------------- site=WEMI GROUP=50 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 7.25 4.47 2.35603 0.78 33.2 0.12 5.01 0.72 30.7 0.15 6.57 0.58 24.5 1994 7.51 4.63 2.40166 0.79 33.1 0.12 4.92 0.72 30.0 0.16 6.74 0.61 25.3 1995 7.21 4.38 2.34013 0.78 33.3 0.12 5.05 0.69 29.4 0.16 6.98 0.59 25.2 1996 6.83 4.07 2.34548 0.77 32.6 0.12 5.03 0.68 28.8 0.16 6.85 0.63 26.7 1997 6.67 3.88 2.33373 0.78 33.2 0.12 5.06 0.68 29.3 0.16 6.92 0.59 25.5 1998 6.31 3.63 2.29027 0.77 33.4 0.12 5.16 0.69 30.3 0.16 7.05 0.55 24.0 1999 5.82 3.22 2.24206 0.73 32.6 0.12 5.27 0.71 31.7 0.16 7.12 0.52 23.3 -------------------------------------------------- site=WEMI GROUP=90 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 10.81 6.45 3.79950 1.34 35.4 0.17 4.39 1.18 31.0 0.24 6.34 0.87 22.9 1994 10.76 6.36 3.81895 1.36 35.6 0.17 4.37 1.19 31.3 0.23 6.13 0.86 22.6 1995 10.37 5.93 3.82859 1.39 36.3 0.17 4.36 1.20 31.2 0.24 6.25 0.84 21.9 1996 9.26 4.82 3.82430 1.43 37.4 0.17 4.36 1.28 33.5 0.26 6.69 0.69 18.0 1997 9.52 4.99 3.85583 1.47 38.2 0.17 4.33 1.24 32.1 0.24 6.31 0.73 19.0 1998 9.45 4.87 3.94338 1.50 38.1 0.17 4.23 1.28 32.5 0.24 6.12 0.75 19.0 1999 10.50 5.71 4.05728 1.47 36.1 0.17 4.11 1.34 33.0 0.25 6.08 0.84 20.7 ANNUAL TRENDS - AMBIENT MASS 09:37 Thursday, March 14, 2002 106 -------------------------------------------------- site=YELL GROUP=10 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 3.43 1.81 1.43629 0.39 26.8 0.08 5.48 0.57 39.5 0.07 4.89 0.33 23.3 1994 3.15 1.72 1.28810 0.36 27.7 0.08 6.12 0.51 39.5 0.07 5.10 0.28 21.6 1995 3.34 2.00 1.20301 0.34 28.4 0.08 6.55 0.45 37.7 0.06 5.34 0.26 22.0 1996 3.29 2.00 1.17757 0.34 28.8 0.08 6.69 0.46 38.7 0.06 5.16 0.24 20.7 1997 3.17 2.00 1.09024 0.32 29.0 0.08 7.23 0.43 39.6 0.06 5.36 0.20 18.8 1998 3.20 2.13 1.01293 0.31 30.5 0.08 7.78 0.38 38.0 0.05 5.40 0.19 18.4 1999 2.84 1.79 0.96455 0.29 30.5 0.08 8.17 0.35 36.4 0.05 5.33 0.19 19.7 -------------------------------------------------- site=YELL GROUP=50 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 6.62 3.56 2.87026 0.70 24.4 0.18 6.13 1.15 40.1 0.15 5.17 0.69 24.1 1994 6.12 3.18 2.71050 0.71 26.0 0.18 6.49 1.05 38.6 0.14 5.14 0.64 23.7 1995 6.11 3.35 2.56474 0.65 25.5 0.18 6.85 1.00 39.2 0.14 5.48 0.59 23.0 1996 6.39 3.67 2.52932 0.65 25.7 0.18 6.95 1.02 40.3 0.13 5.28 0.55 21.8 1997 6.34 3.74 2.41016 0.63 26.0 0.18 7.29 0.98 40.6 0.12 5.09 0.51 21.0 1998 6.24 3.74 2.31399 0.62 26.6 0.18 7.60 0.94 40.4 0.12 5.37 0.46 20.0 1999 5.84 3.40 2.30948 0.59 25.5 0.18 7.61 0.98 42.5 0.12 5.22 0.44 19.2 -------------------------------------------------- site=YELL GROUP=90 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 14.37 8.63 4.98242 0.94 18.8 0.20 4.02 2.19 43.9 0.28 5.59 1.38 27.7 1994 16.26 9.70 5.74395 0.91 15.9 0.20 3.49 2.83 49.2 0.30 5.21 1.50 26.2 1995 15.64 9.43 5.39520 0.89 16.6 0.20 3.71 2.57 47.7 0.29 5.43 1.44 26.6 1996 16.09 9.40 5.70428 0.91 15.9 0.20 3.51 2.90 50.8 0.32 5.55 1.38 24.2 1997 16.11 9.40 5.74138 0.87 15.2 0.20 3.49 3.02 52.6 0.32 5.53 1.33 23.2 1998 17.19 9.88 6.16365 0.89 14.4 0.20 3.25 3.35 54.3 0.34 5.54 1.39 22.5 1999 15.26 8.58 5.49319 0.83 15.1 0.20 3.65 2.73 49.7 0.29 5.26 1.44 26.3 ANNUAL TRENDS - AMBIENT MASS 09:37 Thursday, March 14, 2002 107 -------------------------------------------------- site=YOSE GROUP=10 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 3.38 2.23 0.95326 0.26 27.3 0.07 7.66 0.44 46.5 0.06 6.47 0.12 12.1 1994 3.49 2.38 0.94527 0.26 27.0 0.07 7.72 0.44 47.1 0.06 6.41 0.11 11.8 1995 3.63 2.58 0.93300 0.24 26.1 0.07 7.82 0.44 47.2 0.06 6.35 0.12 12.5 1996 3.44 2.55 0.86396 0.23 26.6 0.07 8.45 0.39 44.6 0.06 6.86 0.12 13.5 1997 3.38 2.34 0.97355 0.23 23.2 0.07 7.50 0.48 49.5 0.06 6.52 0.13 13.3 1998 3.47 2.42 0.97173 0.22 22.2 0.07 7.51 0.49 50.7 0.06 6.26 0.13 13.4 1999 3.29 2.20 1.03400 0.22 21.5 0.07 7.06 0.53 51.6 0.06 6.16 0.14 13.7 -------------------------------------------------- site=YOSE GROUP=50 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 9.42 5.09 3.73433 0.97 26.0 0.42 11.3 1.60 42.9 0.21 5.67 0.53 14.1 1994 9.18 4.98 3.69480 0.96 25.9 0.42 11.4 1.54 41.8 0.20 5.40 0.57 15.4 1995 8.86 4.55 3.81383 0.97 25.5 0.42 11.1 1.65 43.2 0.20 5.35 0.57 14.9 1996 8.76 4.55 3.84654 0.96 24.9 0.42 11.0 1.67 43.4 0.21 5.36 0.59 15.3 1997 8.51 4.37 3.75908 0.92 24.3 0.42 11.2 1.65 43.9 0.19 5.10 0.58 15.4 1998 8.12 4.05 3.76442 0.90 24.0 0.42 11.2 1.68 44.6 0.19 5.16 0.56 14.9 1999 8.59 4.23 4.04737 0.96 23.8 0.42 10.4 1.86 45.9 0.21 5.30 0.59 14.7 -------------------------------------------------- site=YOSE GROUP=90 -------------------------------------------------- YEAR TM CM RCFM SO4 F_SO4 NO3 F_NO3 OMC F_OMC LAC F_LAC SOIL F_SOIL 1993 18.64 9.26 7.8027 1.97 25.2 0.86 11.0 3.60 46.1 0.43 5.56 0.94 12.1 1994 17.53 8.10 8.1347 1.91 23.5 0.86 10.5 3.98 48.9 0.45 5.50 0.94 11.5 1995 17.80 8.27 8.5276 1.89 22.2 0.86 10.0 4.35 51.0 0.46 5.39 0.97 11.4 1996 18.38 8.06 9.5573 1.84 19.3 0.86 8.96 5.33 55.8 0.55 5.75 0.97 10.2 1997 17.84 7.70 9.3521 1.69 18.1 0.86 9.15 5.22 55.8 0.52 5.56 1.07 11.4 1998 17.67 7.47 9.5813 1.76 18.4 0.86 8.93 5.30 55.3 0.53 5.55 1.14 11.9 1999 19.11 7.16 11.3634 1.63 14.3 0.86 7.53 7.10 62.5 0.66 5.78 1.12 9.85