2009-03-27_REPORT - C1981019 ‎(8)‎

• Permit No: C1981019
• IBM Index Class Name: REPORT
• Doc Date: 3/27/2009
• Doc Name: 2008 Annual Hydrology Report & Reclamation Report
• From: Colowyo Coal Company
• To: DRMS
• Annual Report Year: 2008
• Permit Index Doc Type: Hydrology Report
• Email Name: JRS
• Media Type: D
• Archive: No

Colowyo Coal Company
2008 Annual Reclamation and Hydrology Report
TABLE OF CONTENTS
SECTION 1 - IMPOUNDMENTS ........................................................................................................1-1
RULE REQUIREMENT ........................................................................................................................ 1-1
GENERAL DISCUSSION ..................................................................................................................... 1-2
SECTION 2 - SURFACE AND GROUND WATER DATA .................................................................. 2-1
RULE REQUIREMENT ........................................................................................................................ 2-1
GENERAL DISCUSSION ..................................................................................................................... 2-1
GENERAL TRENDS ............................................................................................................................. 2-3
SECTION 3 - CDRMS ARR FORM AND SUPPORT DOCUMENTS .................................................. 3-1
RULE REQUIREMENT ........................................................................................................................ 3-1
GENERAL DISCUSSION ..................................................................................................................... 3-1
FIGURE 3-1 - COMPLETED CDRMS ANNUAL RECLAMATION REPORT FORM ......................................... 3-2
FIGURE 3-2 - COLOWYO RECLAMATION TABLE ...................................................................................... 3-3
SECTION 4 - SEED TAG INFORMATION AND APPROVED REVEGETATION MIX ..................... 4-1
RULE REQUIREMENT ........................................................................................................................ 4-1
GENERAL DISCUSSION ..................................................................................................................... 4-1
FIGURE 4-1 - COLOWYO RECLAMATION SEED MIXTURE TABLES ........................................................... 4-3
FIGURE 4-2 - COPIES OF SEED TAGS ........................................................................................................ 4-6
FIGURE 4-2 - COPIES OF SEED TAGS ........................................................................................................ 4-7
SECTION 5 - 2008 ANNUAL REPORT (MAP) ................................................................................... 5-1
RULE REQUIREMENT ........................................................................................................................ 5-1
'• GENERAL DISCUSSION ..................................................................................................................... 5-1
SECTION 6 - 2008 ANNUAL REPORT CROSS SECTIONS (MAPS) .................................................. 6-1
RULE REQUIREMENT ........................................................................................................................ 6-1
GENERAL DISCUSSION ..................................................................................................................... 6-1
SECTION 7 - QUARTERLY FILL INSPECTION REPORTS ............................................................... 7-1
RULE REQUIREMENT ........................................................................................................................ 7-1
GENERAL DISCUSSION ..................................................................................................................... 7-1
FIGURE 7-1 - WEST PIT FILL QUARTERLY INSPECTION REPORTS ............................................................ 7-3
FIGURE 7-2 - WEST PIT FILL SURVEY MONUMENT REPORT ................................................................... 7-7
FIGURE 7-3 - WEST PIT FILL SURVEY MONUMENT REPORT GRAPHS ................................................... 7-16
FIGURE 7-4 - EAST TAYLOR FILL QUARTERLY INSPECTION REPORT .................................................... 7-25
FIGURE 7-5 - EAST TAYLOR FILL UNDERDRAIN SURVEY COORDINATES .............................................. 7-29
SECTION 8 - REGRADED OVERBURDEN SAMPLING .................................................................... 8-1
RULE REQUIREMENT ........................................................................................................................ 8-1
GENERAL DISCUSSION ..................................................................................................................... 8-1
FIGURE 8-1 -PERMIT REQUIREMENTS .................................................................................................... 8-2
FIGURE 8-2 - OVERBURDEN SAMPLE SUSPECT LEVELS .......................................................................... 8-3
FIGURE 8-3 - REGRADED OVERBURDEN SAMPLING TRACKING SPREADSHEET ....................................... 8-4
SECTION 9 - REVEGETATION MONITORING REPORT ................................................................. 9-1
RULE REQUIREMENT ........................................................................................................................ 9-1
GENERAL DISCUSSION ..................................................................................................................... 9-1
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