2011-01-19_REVISION - C1981019 ‎(7)‎

• Permit No: C1981019
• IBM Index Class Name: REVISION
• Doc Date: 1/19/2011
• Doc Name: Updated 2011 2009 Phase III Bond Release Evaluation - Year 2
• From: Colowyo Coal Company
• To: DRMS
• Type & Sequence: SL5
• Email Name: JRS
• Email Name: SB1
• Media Type: D
• Archive: No

In-Text Tables, Charts, Figures, and Maps
Table P - Precipitation at the Colowyo Mine, 2001 - 2009 .............................................................. 3
Chart P - Precipitation by Growing Season at the Colowyo Mine, 2001 - 2009 ................................. 3
Figure 1 .................................................................................................................................... 6
Chart 1 - All Sampled Areas - Average Ground Cover by Lifeform - 2008 & 2009 ......................... 13
Chart 2 - All Sampled Areas - Relative Ground Cover (Composition) by Lifeform - 2008 & 2009.... 13
Chart 3 - All Sampled Areas - Perennial Ground Cover Comparison - 2008 & 2009 ...................... 14
Table 1 - All Sampled Areas - Average Ground Cover by Lifeform - 2008 & 2009 .......................... 15
Table 2 - All Sampled Areas - Relative Ground Cover (Composition) by Lifeform - 2008 & 2009 ..... 17
. Table 3 - Vegetation Production - Summary of Areas Sampled - 2008 & 2009 .............................. 19
Chart 4 - Summary of Current Annual Production by Unit and Lifeform - 2008 & 2009 ................. 19
Table 4 - Vegetation Cover - Diversity Summary - 2008 & 2009 .................................................. 20
• Chart 5 - Number of Grass Species with between 3% & 50% Relative Cover (by Area) ................ 20
Chart 6 - Relative Forb Cover (excluding Noxious Weeds) - 2008 & 2009 .................................... 20
Table 5 - Woody Plant Density - Phase III Shrub Plots - 2009 ..................................................... 21
. Chart 7 - Woody Plant Density - Stems per Acre - 2009 ............................................................ 22
Chart 8 - Woody Plant Density - Woody Plant Population Area - 2009 ........................................ 22
Table 6 - Woody Plant Density - Phase III - 2008 ...................................................................... 23
• Table 7 - Woody Plant Density - Phase III - 2009 ...................................................................... 23
Table 8 - Success Testing - Phase III - 2008 & 2009 ................................................................. 26