Environmental Assessment
Environmental Assessment
Environmental Assessment
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AFFECTED ENVIRONMENT & ENVIRONMENTAL CONSEQUENCES CHAPTER 3<br />
Table 3-40 Effects of Vegetation Treatments on OGMA, LOS, and Deer Connectivity Corridors<br />
Corridor<br />
ID #<br />
Total<br />
Area<br />
(net -<br />
gross<br />
ac.)<br />
1 Travel 235 - 256<br />
2 Travel 252 - 274<br />
3 Travel 175 - 182<br />
4 Travel /<br />
OGMA<br />
521 - 530<br />
5 LOS 138 - 138<br />
6 LOS 96 - 96<br />
7 OGMA /<br />
LOS<br />
8 OGMA /<br />
LOS<br />
518 - 532<br />
450 - 456<br />
9 OGMA 96 - 139<br />
10 Travel /<br />
OGMA<br />
11 OGMA<br />
/ Travel<br />
649 - 686<br />
260 - 563<br />
12 Travel 85 - 85<br />
13 LOS 68 - 68<br />
Prescriptions (acres)<br />
Vegetation /<br />
Fuels<br />
Treatments<br />
Acreages/Pct of<br />
Corridor)<br />
Alt 2 Alt 3 Alt 2 Alt 3<br />
Burn/Mow<br />
(4),<br />
Veg/Pretreat<br />
(31)<br />
Veg/ retreat<br />
(93)<br />
Veg/Pretreat<br />
(154)<br />
Burn/Mow<br />
(65),<br />
Veg/Pretreat<br />
(332)<br />
Veg/Pretreat<br />
(138)<br />
Veg/Pretreat<br />
(96)<br />
Burn/Mow<br />
(228),<br />
Veg/Pretreat<br />
(171)<br />
Burn/Mow<br />
(74),<br />
Veg/Pretreat<br />
(230)<br />
Veg/Pretreat<br />
(43)<br />
Burn/mow<br />
(56),<br />
Veg/Pretreat<br />
(329)<br />
Burn/Mow<br />
(58),<br />
Veg/Pretreat<br />
(64)<br />
Burn/Mow<br />
(64)<br />
Burn/Mow<br />
(1)<br />
Burn/Mow<br />
(5),<br />
Veg/Pretreat<br />
(22)<br />
Veg/Pretreat<br />
(93)<br />
Veg/Pretreat<br />
(132)<br />
Burn/Mow<br />
(56),<br />
Veg/Pretreat<br />
(260)<br />
Veg/ Pretreat<br />
(138)<br />
Veg/Pretreat<br />
(96)<br />
Burn/Mow<br />
(249),<br />
Veg/Pretreat<br />
(147)<br />
Burn/Mow<br />
(90),<br />
Veg/Pretreat<br />
(193)<br />
Veg/Pretreat<br />
(36)<br />
Burn/Mow<br />
(58),<br />
Veg/Pretreat<br />
(332)<br />
Burn/Mow<br />
(32),<br />
Veg/Pretreat<br />
(82)<br />
Burn/Mow<br />
(64)<br />
Veg/Pretreat<br />
(4)<br />
14 Travel 177 - 177 None None 0<br />
15 OGMA<br />
/ LOS /<br />
Travel<br />
326 - 572<br />
Veg/Pretreat<br />
(4)<br />
Veg/Pretreat<br />
(4)<br />
35 - 15 27 - 11<br />
93 - 37 93 - 37<br />
154 -<br />
88<br />
397 -<br />
76<br />
138 -<br />
100<br />
96 -<br />
100<br />
399 -<br />
77<br />
304 -<br />
68<br />
3-126<br />
132 -<br />
75<br />
316 -<br />
61<br />
138 -<br />
100<br />
96 -<br />
100<br />
396 -<br />
76<br />
283 -<br />
63<br />
43 - 45 36 - 38<br />
385 -<br />
59<br />
122 -<br />
47<br />
390 -<br />
60<br />
114 -<br />
44<br />
64 - 75 64 - 75<br />
1 - 1 4 - 6<br />
4 - 1 4 - 1<br />
LOS / OGMA<br />
Connectivity<br />
Effect – Both Alts<br />
No Effect - all<br />
thinning in corridor<br />
would meet screens<br />
No Effect - all<br />
thinning in corridor<br />
would meet screens<br />
No Effect - all<br />
thinning in corridor<br />
would meet screens<br />
No Effect - all<br />
thinning in corridor<br />
would meet screens<br />
No Effect - all<br />
thinning in corridor<br />
would meet screens<br />
No Effect - all<br />
thinning in corridor<br />
would meet screens<br />
No Effect - all<br />
thinning in corridor<br />
would meet screens<br />
No Effect - all<br />
thinning in corridor<br />
would meet screens<br />
No Effect - all<br />
thinning in corridor<br />
would meet screens<br />
No Effect - all<br />
thinning in corridor<br />
would meet screens<br />
No Effect - all<br />
thinning in corridor<br />
would meet screens<br />
No Effect - all<br />
thinning in corridor<br />
would meet screens<br />
No Effect - all<br />
thinning in corridor<br />
would meet screens<br />
No Effect - all<br />
thinning in corridor<br />
would meet screens<br />
No Effect - all<br />
thinning in corridor<br />
would meet screens<br />
Deer Cover Effects and<br />
Acres Present in Units<br />
Alt 2 50 Alt 3 50<br />
No cover<br />
currently<br />
present.<br />
21 ac. marg.<br />
cover<br />
present<br />
0 0<br />
No cover<br />
currently<br />
present.<br />
21 ac. marg.<br />
cover<br />
present<br />
5 ac. marg. 5 ac. marg.<br />
72 ac. good<br />
5 ac. marg.<br />
0 0<br />
32 ac. good<br />
56 marg.<br />
22 ac. good<br />
16 marg.<br />
72 ac. good<br />
5 ac. marg.<br />
32 ac. good<br />
56 ac. marg.<br />
22 ac. good<br />
16 ac. marg.<br />
9 ac. marg. 3 ac. marg.<br />
159 ac. good<br />
37 ac. marg.<br />
9 ac. good<br />
25 ac. marg.<br />
159 ac. good<br />
37 ac marg.<br />
9 ac. good<br />
25 ac. marg.<br />
13 ac. marg. 13 ac. marg.<br />
0 0<br />
0 0<br />
1 ac. marg. 1 ac. marg.<br />
50 Under Alternative 2, 10 percent of the treatment acres within the corridor boundary would be retained as untreated. This<br />
increases to 20 percent of the treatment acres under Alternative 3. This applies to all corridors that intersect treatment units under<br />
the specific alternatives.
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