Badlands National Park, South Dakota

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 15	1	11	350	< 1%
2 of 15	4	16	250	< 1%
3 of 15	7	20	200	4%
4 of 15	10	26	150	20%
5 of 15	11	31	125	30%
6 of 15	12	34	115	40%
7 of 15	15	46	85	75%
8 of 15	17	56	70	85%
9 of 15	21	78	50	96%
10 of 15	23	98	40	99%
11 of 15	24	112	35	99%
12 of 15	26	130	30	99%
13 of 15	33	261	15	> 99%
14 of 15	37	391	10	> 99%
15 of 15	37	391	10	> 99%

Prepared by Air Resource Specialists, Inc.

for the IMPROVE Program

1998