PERMFILE55140

• Permit No: C1996084
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2001
• Section_Exhibit Name: EXHIBIT 07 GROUNDWATER TECHNICAL REPORT
• Media Type: D
• Archive: No

Appendices
• Appendix GW-1
Appendix GW-2
Appendix GW-3
Appendix GW-4
Appendix GW-5
Appendix GW-6
Well Construction Diagrams
Analytical and Field Parameters Data Summaries
Groundwater Quality Diagrams
Regional Groundwater Elevation Data
Alluvial Well Hydrographs
Slug Test Data
FigureslMaps
Figure GW-1 Regional Geology ............................. .......... 10
Figure GW-2 Trilenear Plot of Raptor Basin Water Quality ........... .......... 15
Figure GW-3 Raton Basin Water Quality Types .................. .......... 16
Figure GW-4 Trilinear Plot of Samples from Poison Canyon Formatin ... .......... 17
Figure GW-5 Trilinear Plot of Samples from the Raton/Vermejo Formatin . .......... 18
Figure GW-6 Raton Basin Potentiometric Surface Map .............. .......... 31
Figure GW-7 Cross Section of Purgatoire River Alluvium at Lorencito Canyon ........ 34
Figure GW-8 Regional Flow Net ............................ .......... 38
Map 2.04.7-1 Water Resources ............................. Permit Document
Map 2.04.7-2 Stream Land Deposits, Water Rights, and
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Historically Irrigated Lands Permit Document
Map 2.04.7-3 ::
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Alluvial Gradient . Permit Document
Map 2.04.7-4 Interburden Potentiometric Surface (Primero) .......... Permit Document
Map 2.04.7-5 Primero Coal Potentiometric Surface ................ Permit Document
Map 2.04.7-6 Underburden Potentiometric Surface ................ Permit Document
Tables
Table GW-1 Summary of Groundwater Monitoring Stations ............ ......... 2
Table GW-2 Summary of Site Nomenclature ...................... ......... 3
Table GW-3 Sample Parameters, Containers, and Preservatives ......... ......... 5
Table GW-4 Sample Parameters and Methods .................... ......... 7
Table GW-5 Statistical Parameters Representing 35 Water Samples Collected
During Regional Study .............................. ..... 14
Table GW-6 Summary of Results from Windmills ..................... ..... 18
Table GW-7 Quality Standards Exceedances -Alluvial Wells .............. ..... 20
Table GW-8 Quality Standards Exceedances -Consolidated Rock Aquifers ..... ..... 25
Table GW-9 Precipitation for Mine Site (Inches) ...................... ..... 30
Table GW-10 Aquifer Test Data ................................. ..... 32
Table GW-I 1 Summary of Alluvial Wells Slug Test Results ............... ..... 35
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Groundwa¢r.475\December U. 1996 II