2013-04-10_GENERAL DOCUMENTS - C1981019

• Permit No: C1981019
• IBM Index Class Name: General Documents
• Doc Date: 4/10/2013
• Doc Name: Proposed Decision & Findings ‎(PR3)‎
• From: DRMS
• To: Colowyo Coal Company
• Permit Index Doc Type: Findings
• Email Name: JHB
• Email Name: DIH
• Media Type: D
• Archive: No

TABLE OF CONTENTS
1. Introduction ............................................................................................... ..............................4
1.1 Acronyms and Abbreviations ....................................................... ..............................4
1.2 Legal Description ........................................................................ ..............................6
2. Proposed Decision ..................................................................................... ..............................6
3. Summary ................................................................................................... ..............................9
3.1 History of the Review Process ..................................................... ..............................9
3. 1.1 Initiation and Progression of the Revision ...................... ..............................9
3.1.2 Public Notice of Initiation of the Revision .................... .............................12
3.1.3 Application Review and Responses .............................. .............................13
3.1.4 Status of Permit Stipulations ......................................... .............................13
3.1.5 Status of Technical Revisions (TR) .............................. .............................15
3.1.6 Status of Minor Revisions ............................................ .............................17
3.1.7 Status of Violations ...................................................... .............................19
3.1.8 Applicant /Violator System ........................................... .............................19
3.1.9 Proposed Decision Date ................................................ .............................20
3.1.10 Public Notification of Proposed Approval and Issuance of the Revision ..20
3.2 Description of the Environment .................................................. .............................20
3.2.1 Maps ............................................................................ .............................20
3.2.2 General, Disturbed and Affected Area .......................... .............................20
3.2.3 Coal Resources to be Mined ......................................... .............................21
3.2.4 Topography .................................................................. .............................22
3.2.5 Geology ....................................................................... .............................22
3.2.6 Climate ......................................................................... .............................23
3.2.7 Soils ............................................................................. .............................23
3.2.8 Ground Water Hydrology ............................................. .............................24
3.2.9 Surface Water Hydrology ............................................. .............................24
3.2. 10 Vegetation .................................................................. .............................27
3.2.11 Land Use .................................................................... .............................27
3.2.12 Wildlife ...................................................................... .............................28
3.3 Description of the Operations and Reclamation Plans ................. .............................29
3.3.1 Operations Plan ............................................................ .............................29
3.3.2 Reclamation Plan ......................................................... .............................32
Findings of the Colorado Division of Minerals and Geology for the Colowyo Coal Mine..........
35
Explanationof Findings ............................................................................... .............................35
Section A - Findings Required by Rule 2.07.6(2) ......................................... .............................35
I. Accuracy and Completeness .......................................................... .............................35
II. Feasibility .................................................................................... .............................35
III. Cumulative Impacts .................................................................... .............................35
IV. Unsuitable Areas ........................................................................ .............................36
A. Areas Designated Unsuitable ............................................ .............................36
B. Under Study ..................................................................... .............................36
Colowyo Coal Mine C1981 -019 PR -03 1 April 10, 2013