Table R-2. Summary of Environmental Consequences - Comparison of Alternatives


Activity NA A B C D E PRMP
Air Quality (1,000 lbs of PM10
emissions1
10.8 9.6 9.7 6.5 7.0 3.4 5.0
  by decade from prescribed
fires, (Baseline 20.4 lbs (1,000))
             
Biological Diversity              
  After 10 years (1,000 acres)              
    Mature forest 112 157 162 172 176 199 195
    Old growth forest 87 77 86 115 107 124 107
  After 100 years (1,000 acres)              
    Mature forest 90 13 26 219 166 169 161
    Old growth forest 99 62 88 288 176 339 275
Riparian Trend (200 years: +,-,0) - - - + + + +
Dominant Woodpecker Populations
(% of optimal, 10 years)
48 45 46 53 61 57 52
Elk Habitat (10 years)2              
  No. of habitat areas improving 0 0 0 0 0 3 6
  No. of habitat areas unchanged 2 2 2 5 0 2 7
  No. of habitat areas declining 13 13 13 10 15 10 2
Fish Production Potential
(long term 200 years)
low low low mod+ mod+ high mod
Threatened and Endangered Species              
  Suitable spotted owl habitat after
100 years (1,000 acres)
- 52 53 560 463 590 538
  Existing and Potential bald eagle
rest sites protected
4 4 4 4 4 4 4
Visual Resources (10 years: +,-,0) 0 - - + + + +
Wild and Scenic Rivers (47 river
segments studied)4
             
  Number of outstandingly remarkable
values beneficially affected
(10 years)
0 0 0 34 35 37 6
  Number of outstandingly remarkable
values unaffected (10 years)
21 19 19 19 19 19 19
  Number of outstandingly remarkable
values adversely affected (10 years)
37 37 37 3 2 0 31
Recreation Use (capability to meet
10-year demand (Yes, No)3
             
  Off-highway travel yes yes yes yes no no no
  Nonmotorized travel no no no yes yes yes no
  Camping no no no yes yes yes no


Table R-2. Summary of Environmental Consequences - Comparison of Alternatives

Activity NA A B C D E PRMP
  Picnicking, studying nature, etc. no no no yes yes yes no
  Boating yes yes yes yes yes yes yes
  Swimming, general waterplay yes no no yes yes yes yes
Timber              
  Percent change in timber supply
(10 years) compared to
baseline (1984-1988)
-24.2 -11.6 -16.1 -44.6 -42.9 -49.1 -44.6
  Percent SCFL Available 80 96 87 72 62 13 34
  Percent change in PSQ (cubic) 0 +42 +28 -69 -64 -86 -73
Socioeconomic Conditions (10 years)
(Baseline 1984-1988)
             
Total planning area jobs dependent
on BLM activities (1,000s)
(Baseline 2.2)
2.47 3.25 3.03 1.32 1.38 0.84 1.10
Total planning area annual income
dependent on BLM activities (1,000s)
(Baseline 45.5)
47.0 62.9 58.1 20.4 22.4 12.4 17.7
Average annual O&C receipts distributed
to all western Oregon counties
($ million) (Baseline 63.4)
130.0 169.4 154.2 48.1 54.1 39.7 25.8
1Tons of slash burned correlates directly with the level of emissions.
2
The planning area include 15 elk habitat areas.
3
For uses not listed, projected 10-year demand would be met under all alternatives.
4
Some river segments contain more than one outstandingly remarkable value.