2011-01-13_GENERAL DOCUMENTS - C1980006

• Permit No: C1980006
• IBM Index Class Name: General Documents
• Doc Date: 1/13/2011
• Doc Name: Proposed Decision & Findings of Compliance for RN6
• Permit Index Doc Type: Findings
• Email Name: RDZ
• Media Type: D
• Archive: No

TABLE OF CONTENTS
INTRODUCTION ........................................................................................................... .............................................. I
PROPOSED DECISION ................................................................................................. ..............................................1
LIST OF STIPULATIONS ............................................................................................. ..............................................2
SUMMARY OF THE REVIEW PROCESS ................................................................... ..............................................6
DESCRIPTION OF THE ENVIRONMENT .................................................................. ..............................................8
Geology .................................... ............................................... 8
Geochemical Analysis of Overburden and Underburden ........................................... ............................................... 8
Groundwater .............................................................................................................. ............................................... 9
Surface Water ............................................................................................................. ...............................................9
Soils ........................................................................................................................... .............................................10
Vegetation .................................................................................................................. .............................................11
Wildlife ...................................................................................................................... .............................................11
DESCRIPTION OF THE OPERATIONS AND RECLAMATION PLANS ................ .............................................11
List of Revisions ........................................................................................................ .............................................13
History of Operations ................................................................................................. .............................................14
Findings of the Colorado Division of Reclamation, Mining and Safety .....................................................................16
SECTION A ............................................................................................................... .............................................16
SECTION B .............................................................................................................. .............................................. 21
1. Roads - Rule 4.03 .............................................................................................. .............................................. 21
II. Support Facilities - Rule 4.04 ........................................................................... .............................................. 21
III. Hydrologic Balance - Rule 4.05 ..................................................................... ..............................................21
IV. Topsoil- Rule 4.06 .......................................................................................... ..............................................22
V. Sealing of Drilled Holes and Underground Openings - Rule 4.07 ................... .............................................. 23
VI. Use of Explosives - Rule 4.08 ........................................................................ .............................................. 23
VII. Backfilling and Grading - Rule 4.14 ............................................................. ..............................................23
VIII. Revegetation - Rule 4.15 .............................................................................. .............................................. 24
IX. Protection of Fish, Wildlife, and Related Environmental Values - Rule 4.18 ..............................................25
X. Operations on Alluvial Valley Floors - Rules 2.06.8 and 4.24 ........................ ..............................................25
XI. Operations on Prime Farmland - Rule 4.25 ................................................... ............................................... 29
APPENDIX A CIRCES Cost Estimate