Big Bend National Park, Texas
1500 Slide Spectrum Series (1981 - 1995)
Cumulative Frequency Summary
|
Spectrum Sequence # |
Representative
Visibility Condition Summary
|
Representative
Cumulative Frequency of Reconstructed
Extinction IMPROVE Aerosol Data (1988 - 1997) |
||
|
dv |
bext (Mm-1) |
VR (km) |
||
|
1 of 11 |
0 |
10 |
391 |
<
1% |
|
2 of 11 |
2 |
12 |
330 |
<
1% |
|
3 of 11 |
7 |
20 |
200 |
3% |
|
4 of 11 |
8 |
23 |
170 |
5% |
|
5 of 11 |
10 |
26 |
150 |
10% |
|
6 of 11 |
13 |
36 |
110 |
40% |
|
7 of 11 |
15 |
43 |
90 |
60% |
|
8 of 11 |
17 |
52 |
75 |
80% |
|
9 of 11 |
21 |
78 |
50 |
97% |
|
10 of 11 |
21 |
78 |
50 |
97% |
|
11 of 11 |
23 |
98 |
40 |
>99% |
Prepared by Air Resource Specialists, Inc.
for the IMPROVE Program
1998