PERMFILE71827

• Permit No: C1981010
• IBM Index Class Name: Permit File
• Doc Date: 3/18/1991
• Doc Name: 1990 Annual Hydrologic Report
• Section_Exhibit Name: Appendix W 1990 Report Section 2.5
• Media Type: D
• Archive: No

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TABLE OF CONTENTS
PAGE NUMBER
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1.0 INTRODUCTION ..................................... 1-1
2.0 GROUND-WATER LEVELS ............................. 2-1
2.1 GROUND WATER-LEVEL CHANGES ........................ 2-2
2.1.1 SUMMARY .......................................... 2-2
2.1.2 WATER-LEVEL CHANGES .............................. 2-4
2.2 GROUND WATER-LEVEL ELEVATION ..................... 2-15
3.0 GROUND-WATER 9UALITY ............................. 3-1
3.1 FIELD CONDUCTIVITY ............................... 3-1
3.2 TDS .............................................. 3-8
3.3 pH ............................................... 3-9
3.4 SAR .............................................. 3-12
3.5 OTHER CONSTITUENTS ............................... 3-14
4.0 SURFACE WATER .................................... 4-1
4.1 SURFACE-WATER FLOW ............................... 4-1
5.0 SURFACE-WATER 9UALITY ............................ 5-1
5.1 TSS .............................................. 5-1
5.2 CONDUCTIVITY ..................................... 5-2
5.3 OTHER CONSTITUENTS ............................... 5-3
6.0 OBSERVED IMPACTS ON THE HYDROLOGIC SYSTEMS OF
THE TRAPPER MINE ................................. 6-1
7:0 RECOMMENDED GROUND-WATER MONITORING FRE9UENCY.... 7-1
8.0 REFERENCES................:: .............. 8-1
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