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TABLE OF CONTENTS <br /> LORENCITO CANYON MINE SURFACE WATER TECHNICAL REPORT <br /> SECTIONI-INTRODUCTION .............................. ....1 <br /> SECTION2-METHODOLOGY .............................. ....1 <br /> Determination of Watersheds, Spring and Seep Surveys, <br /> Location of Surface Water .............................. .... 1 <br /> Flow, Crest, and Storm Event Determination ................. .... 2 <br /> WaterQualiry ...................................... ....4 <br /> Sampling and Analytical Methodology ...................... .... 4 <br /> Alternative Water Supply Information ...................... .... 7 <br /> Statistical Data Reduction Methodology ..................... ... 11 <br /> SECTION 3 -RESULTS AND DISCUSSION ...................... ... 11 <br /> Watershed Delineation and Drainage Basin Characteristics ......... ... 11 <br /> Springs and Seeps ................................... ... 12 <br /> Surface Water Ponds .................................. ... 13 <br /> Flow, Crest, and Storm Events ........................... ... 13 <br /> Water Quality ...................................... ... 16 <br /> Surface Water Stations ............................ ... 16 <br /> Spring Stations ................................. ... 17 <br /> Ponds ....................................... ...21 <br /> Conclusions ....................................... ...24 <br />• SECTION 4 -REFERENCES CITED ........................... ... 24 <br /> Appendices <br />Appendix SW-1 Stage/Discharge Calculations and Stream Rating Curves <br />Appendix SW-2 Surface Water Hydrographs <br />Appendix SW-3 Surface Water Data Summary <br />Appendix SW-4 Spring Flow Hydrographs <br />Appendix SW-5 Piper and Stiff Diagrams <br />Figures/Maps <br />Figure SW-1 Sediment Sampler ....................................... 3 <br />Map 2.04.7-1 Water Resources ............................. Permit Document <br />Tables <br />Table SW-1 Sample Parameters, Containers, and Preservatives ........ .......... 5 <br />Table SW-2 Surface and Spring Water Analyses .................. .......... 6 <br />Table SW-4 Drainage Characteristics ......................... ......... 12 <br />Table SW-5 Surface Station Baseline Flow Data (cfs) ............... ......... 14 <br />Table SW-6 Spring Sites Baseline Flow Data (cfs) ................ ......... 15 <br />Table SW-7 Quality Standards Exceedances ..................... ......... 18 <br />• Table SW-8 Water Quality Standard Exceedances ................. ......... 22 <br />