Yellowstone National Park, Wyoming

Avalanche Peak Vista

0900 Slide Spectrum Series (1989 - 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 15	0	10	390	< 1%
2 of 15	1	11	360	< 1%
3 of 15	3	14	280	1%
4 of 15	4	14	270	2%
5 of 15	6	18	220	10%
6 of 15	7	20	200	20%
7 of 15	10	26	150	60%
8 of 15	11	30	130	70%
9 of 15	12	33	120	80%
10 of 15	13	36	110	85%
11 of 15	14	39	100	90%
12 of 15	15	46	85	96%
13 of 15	17	52	75	98%
14 of 15	21	78	50	> 99%
15 of 15	37	391	10	> 99%

Prepared by Air Resource Specialists, Inc.

for the IMPROVE Program

1998