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SENECA II MINE <br /> ROUTTCOUNTY,COLORADO <br /> HYDROLOGY <br /> TAB 7 <br /> LIST OF EXHBITS <br /> EXHIBIT NO. <br /> 7-1 Oil and Water Well Location Map <br /> 7-2 Hydrology Monitoring Site Location Map (Revised and Retitled, <br /> 1986) <br /> 7-2A Piezometric Contour Map of the Wadge and Wolf Creek Coal <br /> Aquifers and Water Table Contour Map of the Spoils <br /> 7-28 Piezometric Contour Map of the Wadge and Wolf Creek Coal <br /> Aquifers and Water Table Contour Map of the Spoils <br /> 7-3 Regional Drainage Basin Map <br /> 7-4 Premining "HYMO" Model <br /> 7-5 HYMO Model Postmining Reach Map <br /> 7-6 Seneca II Mine Computer HYMO Routing Flows for 10, 25, and <br /> 100 Year Precipitation Event <br /> 7-7 Surface Hydrology Map <br /> 7-8 Wadge Impoundment #002 and Cross-Section <br /> 7-SA Wadge Impoundment #002 (Proposed Postmine) <br />• 7-g Wadge Impoundment Outlet Details <br /> 7-10 N.W. Impoundment and Diversion Ditch <br /> 7-11 Northwestlmpoundment#003 <br /> 7-11A Northwest Impoundment #003 (Proposed Postmine) <br /> 7-12 Pond #004 <br /> 7-12A Pond 004 Principal Spillway Replacement As-Built <br /> 7.13 Proposed Pond #004 Details <br /> 7-14 Typical Road and Ditches Details <br /> 7-15 Surface and Groundwater Rights Plat <br /> 7-16 Sediment Pond #007 <br /> 7-16A Truck Wash Facilities Layout <br /> 7-166 ~ 7ruck Wash Facilities As-Built <br /> 7-17 Sediment Pond 008 <br /> 7-17A Sediment Pond 008 (1986 As-Built) <br /> 7-176 Sediment Pond 008 Proposed <br /> 7-17C Sediment Pond 008 (1992 As-Built) <br /> 7-17D Pond 008 Principal Spillway Redesign <br /> 7-17E Pond 008 Principal Spillway Replacement As-Built <br /> 7-18 Proposed PermanentlmpoundmentPecoco <br /> 7-18A PECOCOImpoundmentAs-Built <br /> 7.1 g Postmining Drainage Control <br />TR-37 Revised 10/05 <br />