Point Reyes National Seashore, California

0900 Slide Spectrum Series (1987 - 1995)

Cumulative Frequency Summary

Spectrum Sequence #	Representative Visibility Condition Summary			Representative Cumulative Frequency of Reconstructed Extinction IMPROVE Aerosol Data (1988 – 1998)
	dv	bext (Mm^-1)	VR (km)
1 of 9	2	12	320	<1%
2 of 9	4	16	250	<1%
3 of 9	7	21	190	2%
4 of 9	10	28	140	10%
5 of 9	14	39	100	30%
6 of 9	15	43	90	40%
7 of 9	16	49	80	50%
8 of 9	21	78	50	80%
9 of 9	23	98	40	90%

Prepared by Air Resource Specialists, Inc.

for the IMPROVE Program

2000