Final Environmental Impact Statement Rio de los Pinos Vegetation ...

Final Environmental Impact Statement Rio de los Pinos Vegetation Management Project
Table 2.4-1. Comparison of the Key Issues by Alternative.
Key Issue
1. Watershed
Health
2. Forest
Condition
Indicator(s)
a. Total area treated (acres)
b. Disturbance by watershed
-50501 (6 th Level)
-5050102 (7 th Level)
-5050101 (7 th Level Watershed of
Concern)
c. Old roads re-opened (miles)
d. Road maintenance (miles)
e. New temp road construction
(miles)
a. Salvage harvesting (acres)
b. Late-successional habitat
structural class changed
(percent)
c. Spruce beetle risk rating
(average)
d. Heavy fuels removed
from project area
(tons/acre)
1
No Action
0 acres
11.5%
5.3%
16%
0 miles
8.7 miles
0 miles
0 acres
0%
Moderate-
High
0
ALTERNATIVES
2
Full Salvage
Harvest
(Proposed
Action)
878 acres
12.2%
6.1%
18.0%
3.3 miles
11.9 miles
0.2 miles
878 acres
17.8%
Moderate
25 tons/acre
3
Reduced
Salvage
Harvest
607 acres
12.0%
5.9%
17.4%
2.5 miles
9.9 miles
0.0 miles
607 ac
12.3%
Moderate
19 tons/acre
Table 2.4-2 provides a comparison summary of effects on resources as described in Chapter 3.
Table 2.4-2. Comparison of Alternatives – Summary of Effects on Resources.
Resource and
Unit of Measure
1
No Action
2
Full Salvage
Harvest
ALTERNATIVES
3
Reduced Salvage
Harvest
--- FOREST CONDITION ---
Acres of Sanitation/Salvage 0 878 acres 607 acres
Late-successional habitat structural
class changed (percent)
0% 17.8% 12.3%
Spruce beetle risk rating Moderate-High Moderate Moderate
Heavy fuels removed from project
area (tons/acre)
0 25 tons/acre 19 tons/acre
--- TIMBER MANAGEMENT/SILVICULTURE ---
Harvest Volume in Million Board 0 MMBF 11.0-13.1 8.0-9.9 MMBF
Feet (MMBF)
MMBF
Acres of Artificial Regeneration 0 acres 75 acres 56 acres
--- WATERSHED and AQUATIC RESOURCES ---
Percent Disturbance by Watershed
130100050501 (6 th Level) 11.5% 12.2% 12.0%
13010005050102 (7 th Level) 5.3% 6.1% 5.9%
Chapter 2 – Alternatives Page 2-6