REV00063

• Permit No: C1980006
• IBM Index Class Name: Revision
• Doc Date: 12/9/1992
• Doc Name: PROPOSED DECISION & FINDINGS OF COMPLIANCE FOR RN2
• Type & Sequence: RN2
• Media Type: D
• Archive: No

TABLE OF CONTENTS
Page
Introduction . ....................................................... 1
Proposed Decision ................................................... 2
List of Stipulations ................................................... 3
Summary -The Review Process, .................................... 6
Description of the Environment,
Geology ..................................................... 7
Geochemical Analysis of Overburden and Underburden ................. 7
Groundwater ................................................. 8
Surface Water ................................................ 8
Vegetation .................................................. 10
Wildlife .................................................... 10
Description of the Operations and Reclamation Plan ...................... 11
Findings of the Colorado Mined Land Reclamation Division
Explanation of Findings ........................................ 14
Section A -Rule 2.07.6 .............................................. 15
Probable Hydrological Consequences
Groundwater ............................................ 15
Surface Water ........................................... 17
Section B -Rule 4 .................................................. 20
I. Hydrologic Balance -Rule 4.05.
A. Surface and Groundwater Monitoring ......................... 20
B. Stream Buffer Zones ...................................... 21
II. Topsoil ..................................................... 22
III. Sealing of Drilled Holes and Underground Openings ................... 22
IV. Use of Explosives ............................................. 22
V. Backfilling and Grading ......................................... 22
VI. Revegetation ................................................. 23
VII. Protection of Fish, Wildlife and Related Environmental Values ........... 24
VIII. Operations on Alluvial Valley Floors Rules 2.06.8, 4.24 .................. 25
Identification of Alluvial Valley Floors .............................. 25
Alluvial Valley Floors -Illinois River -Findings ....................... 26
Alluvial Valley Floor -Canadian River -Findings ..................... 26
Alluvial Valley Floor -Bolton Draw -Findings ........................ 27
Alluvial Valley Floors -Sudduth Draw -Findings ...................... 28
XVIII. Operations on Prime Farmland .............................. 30
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