2015-02-26_REPORT - C1981028

• Permit No: C1981028
• IBM Index Class Name: Report
• Doc Date: 2/26/2015
• Doc Name: Annual Hydrology and Reclamation Report
• From: Coors Energy Company
• To: DRMS
• Annual Report Year: 2014
• Permit Index Doc Type: Hydrology Report
• Email Name: TNL
• Email Name: DIH
• Media Type: D
• Archive: No

Keenesburg Mine 2014 Vegetation Monitoring Report
TABLE OF CONTENTS
EXECUTIVESUMMARY ........................................................................... ..............................1
1 INTRODUCTION ................................................................................ ............................... 2
2 METHODS ........................................................................................... ..............................2
2.1 Sampling Design ............................................................................. ..............................2
Table 2: Reclamation Area 30 Herbaceous Production Data .......................... ..............................9
2.2 Sample Timing ................................................................................ ..............................5
Table 3: Reclamation Area 30 Species Composition ..................................... .............................10
2.3 Vegetation Cover ............................................................................ ..............................5
2.4 Herbaceous Production ................................................................... ..............................5
2.5 Species Composition ....................................................................... ..............................5
2.6 Photographs .................................................................................... ..............................6
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2.7 Species Identification and Nomenclature ......................................... ..............................6
3 RECLAMATION SUCCESS STANDARDS ........................................ ..............................6
4 2014 PRECIPITATION ......................................................................... ..............................6
5 RESULTS ............................................................................................. ..............................7
5.1 Reclamation Area 30 ....................................................................... ..............................7
5.1.1 Vegetation Cover ..................................................................... ..............................7
5.1.2 Herbaceous Production ............................................................ ..............................8
5.1.3 Species Composition ................................................................ ..............................8
5.2 Reclamation Area 31 ...................................................................... .............................10
5.2.1 Vegetation Cover .................................................................... .............................10
5.2.2 Herbaceous Production ........................................................... .............................10
5.2.3 Species Composition ............................................................... .............................12
5.3 2014 Revegetation Success Standards ............................................ .............................12
6 DISCUSSION ...................................................................................... .............................13
6.1 Vegetation Cover ........................................................................... .............................13
6.2 Herbaceous Production .................................................................. .............................15
6.3 Species Composition ...................................................................... .............................16
7 SUMMARY ......................................................................................... .............................16
8 Literature Cited .................................................................................... .............................17
TABLES
Table 1: Reclamation Area 30 Vegetation Cover Data ................................... ..............................9
Table 2: Reclamation Area 30 Herbaceous Production Data .......................... ..............................9
Table 3: Reclamation Area 30 Species Composition ..................................... .............................10
Table 4: Reclamation Area 31 Vegetation Cover Data ................................. ..............................1
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Table 5: Reclamation Area 31 Herbaceous Production Data ....................... ...............................
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Table 6: Reclamation Area 30 Species Composition ..................................... .............................12
Table 7: Vegetation Cover Success Standard Comparison ............................ .............................13
Table 8: Reclamation Area 30 Relative Cover Trends 2009 — 2014 .............. .............................14
Table 9: Reclamation Area 13 Relative Cover Trends 2012 — 2014 .............. .............................15
Table 10: Herbaceous Production Success Standard Comparison ................. .............................15
Table 11: Species Composition Success Standard Comparison ..................... .............................16
Habitat Management, Inc. i September 2014