Lassen Volcanic National Park, California
Butte Mountain Vista
1500 Slide Spectrum Series (1987 - 1993)
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 11 |
3 |
13 |
290 |
3% |
|
2 of 11 |
5 |
16 |
240 |
10% |
|
3 of 11 |
7 |
20 |
200 |
30% |
|
4 of 11 |
8 |
22 |
180 |
40% |
|
5 of 11 |
10 |
26 |
150 |
60% |
|
6 of 11 |
12 |
33 |
120 |
70% |
|
7 of 11 |
15 |
43 |
90 |
90% |
|
8 of 11 |
23 |
98 |
40 |
>99% |
|
9 of 11 |
24 |
112 |
35 |
>99% |
|
10 of 11 |
26 |
130 |
30 |
>99% |
|
11 of 11 |
33 |
261 |
15 |
>99% |
Prepared by Air Resource Specialists, Inc.
for the IMPROVE Program
2000