PERMFILE68353

• Permit No: C1981008A
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2001
• Section_Exhibit Name: NH2 1996 Section 2.04.7 Hydrology Description
• Media Type: D
• Archive: Yes

• Regional Surface Water Flow ................. . ................... 2.04.7-20
Regional Surface Water Quality .. 2.04.7-21
SITE SPECIFIC SURFACE WATER INFORMATION ........................ 2.04.7-22
Drainage Basin Geomorphology .......................... ......... 2.04.7-22
Channel Characteristics ................................ ......... 2.04.7-23
Predicted Peak Flows ................................. ......... 2.04.7-24
Streams -Flow ....................................... ......... 2.04.7-25
Calamity Draw ........................................ ......... 2.04.7-25
Streams -Water Quality ................................ ......... 2.04.7-27
West Lateral Irrigation Ditch -Flow and Water Quality . ........ ......... 2.04.7-28
Flow ................................................... 2.04.7-29
Water Quality ............................................ 2.04.7-31
Relationships Among Flow, TSS and TDS ..................... 2.04.7-32
SURFACE WATER SUITABILITY ....................................... 2.04.7-34
• EFFECTS OF MINOR REVISION-52 ON THE HYDROLOGICAL MONITORING
PROGRAM ...................................................... 2.04.7-36
APPROVED HYDROLOGICAL MONITORING PROGRAM ................... 2.04.7-37
Surface Water Monitoring -New Horizon 2 Mine ...................... 2.04.7-41
Groundwater Monitoring -New Horizon 2 Mine ....................... 2.04.7-43
LIST OF TABLES
TABLE 2.04.7-1 NEW HORIZON MINE HYDROLOGICAL MONITORING PROGRAI~.04.7-37
TABLE 2.04.7-2 WATER QUALITY PARAMETER LIST NEW HORIZON MINE ... 2.04.7-42
LIST OF ATTACHMENTS
ATTACHMENT 204.7-1 DOMESTIC WATER WELL INFORMATION ........... 2.04.7-48
ATTACHMENT 204.7-2 LITHOLOGIC LOGS GW41-GW46 .. 2.04.7-51