Dolly Sods Wilderness, West Virginia

Weiss Knob Vista

0900 Slide Spectrum Series (1987 - 1988)

Cumulative Frequency Summary

Spectrum Sequence #	Representative Visibility Condition Summary			Representative Cumulative Frequency of Reconstructed Extinction IMPROVE Aerosol Data (1991 – 1999)
	dv	bext (Mm^-1)	VR (km)
1 of 8	8	23	170	<1%
2 of 8	10	28	140	1%
3 of 8	19	65	60	20%
4 of 8	23	98	40	50%
5 of 8	28	156	25	80%
6 of 8	30	196	20	90%
7 of 8	39	489	8	>99%
8 of 8	46	978	4	>99%

Prepared by Air Resource Specialists, Inc.

for the IMPROVE Program

2001