REP06555

• Permit No: C1981019
• IBM Index Class Name: Report
• Doc Date: 9/20/2006
• Doc Name: 2005 ARR Review Section 3-10 Letter
• From: DRMS
• To: Colowyo Coal Company L.P.
• Permit Index Doc Type: Annual Reclamation Report
• Media Type: D
• Archive: No

Colowyo Mine C-1981-019
Reclamation Seed Mixture
Saecies PLSIAcre ~ %Seed 2005 Mix ~Comments
_
Mountain Brome 0.48 3.52% 3.16% OK
Thickspike Wheatgrass 0.34 2.49% ~ 2.31% OK
Streambank Wheatgrass 0.34 2.49% 2.08% OK
Slender Wheatgrass 0.49 3.59% 3.18% OK
Rocky Mountain Fescue 0.10 0.73% 0.69% OK
Basin Wildrye 0.20 1.47% 1.49% OK _
Western Wheatgrass 0.79 5.79% 5.51% OK
Big Bluegrass 0.05 0.37% 0.35% OK
h Wheatgrass
Beardless Bluebunc 0.67 4.91% ~ 5.14% OK
_
Subtotal 3.46 25.35% 23.91%

~
Western Yarrow- _ _ ~
_ 0.04' 0.29% ~ 0.27% OK
Pacific Aster 0.02 0.15% ~ 0.14% ~ OK
Pasture Sage' 1.04 7.62%~ 7.84% OK
CicerMilkvetch 0.30 2.20% 1.86% OK
___ _
~ _
____
Lewis Flax __ _ _ __ ~ 0.09 0.66%~ ~ 0.84%
- _ OK __
Sanfoin 1.45
~ 10.62%( i 10.53%I OK __
_ _ __
Palmer Penstemon ___
0.06 __
0~ 0.38%~ OK
_
Rocky Mountain Penstemon 0.06 0.44% 0.38%' -
OK
Subtotal _ _ _ __+_ 3.06 __22.42%~ ___ 22.24% __
-
~
-
~
- ~-}--~ 1 ~
,- - ~ r
--f -- -
Saskatoon Serviceberry2
1.69 r 12.38%~ 0.78% OK
~
_
Silver Sagebrush _ _ _ _ _ __~ _ _ 0.06 _ , 0.44% _
_ _
~ 0.49%', _ OK
Fringed Sagewort 0.01 ! 0.07% 0.06%, OK _
Mountain Big Sagebrush T 0.02 I 0.15%i I 0.13%' OK
Fourvving Saltbrush __ ___ 7- 0.84
5 _ ; 6.15% 11.67%i _ ___ OK __
~
1
Winterfat 0 ~ 3.743.74%
~ 4.39% OK _
~
~ 0.04
Rubber Rabbitbrush ~
0 0.33 OK
_ _
AntelopeBitterbrush 9
Wood's Rose 0.48 _
T 21.25%
3.52% 20.13/
~94% __ OK _
OK
Mountain Snowberry___ _ _ +~ i 4.25% 4.22°0% __OK
7.13
Subtotal ~ 52.23/°~ ; 46.14/0
_
13.65
Total PLS/Acre 1 0 92.29% ~ _
_
-
~ ~ _- -
3 _
~
InertMatter ___ _ ~ _ ~ ~ °
7.46/0 i
Notes: __ _ _ _ _ _
~~ _
-
+ _
1 - Sub w/Small Burnett Table 2.05-8 _
~ __ _
I _
2 - Sub w/Douglas Rabbitbrush Table 2.05-8

3 -Based on Wind River Seed Seed Ta I - _
~ _ ___
jrs Page 1 9/20/2006