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Table N-2 <br />PHC East Salt Creek (2009) SW -1 <br />East Salt Mine Flow Conductivity Conductivity Conductivity % <br />Creek Flow SW -1 Mine* Combined Increase <br />CFS CFS umho/cm umho/cm umho/cm Decrease <br />1.00 <br />2009 <br />Dec -08 <br />4Q/08 <br />Jan -09 <br />-9.3% <br />Feb -09 <br />0.22 <br />Mar -09 <br />1Q/09 <br />Apr -09 <br />-5.8% <br />May -09 <br />0.22 <br />Jun -09 <br />2Q/09 <br />Jul -09 <br />-3.8% <br />Aug -09 <br />0.22 <br />Sep -09 <br />3Q/09 <br />Oct -09 <br />-2.4% <br />Nov -09 <br />0.22 <br />Dec -09 <br />4Q/09 <br />Table N-2 <br />PHC East Salt Creek (2009) SW -1 <br />East Salt Mine Flow Conductivity Conductivity Conductivity % <br />Creek Flow SW -1 Mine* Combined Increase <br />CFS CFS umho/cm umho/cm umho/cm Decrease <br />1.00 <br />0.22 <br />3810 <br />1854 <br />3457 <br />-9.3% <br />1.50 <br />0.22 <br />3416 <br />1854 <br />3216 <br />-5.8% <br />2.00 <br />0.22 <br />3024 <br />1854 <br />2908 <br />-3.8% <br />2.50 <br />0.22 <br />2632 <br />1854 <br />2569 <br />-2.4% <br />1.94 <br />0.22 <br />2240 <br />1854 <br />2201 <br />-1.8% <br />1.38 <br />0.22 <br />2050 <br />1854 <br />2023 <br />-1.3% <br />0.80 <br />0.22 <br />2050 <br />1854 <br />2008 <br />-2.1% <br />0.80 <br />0.22 <br />2050 <br />1854 <br />2008 <br />-2.1% <br />0.80 <br />0.22 <br />2050 <br />1854 <br />2008 <br />-2.1% <br />0.80 <br />0.22 <br />2050 <br />1854 <br />2008 <br />-2.1% <br />0.54 <br />0.22 <br />2050 <br />1854 <br />1993 <br />-2.8% <br />0.28 <br />0.22 <br />2050 <br />1854 <br />1964 <br />-4.2% <br />0 <br />0.22 <br />2050 <br />1854 <br />1856 <br />-9.5% <br />IRRIGATION SEASON MASS BALANCE (CONDUCTIVITY): <br />SW -1: 2102 <br />COMBINED: 1726 <br />% INCREASE/DECREASE: -17.9% <br />* Mine' refers to the Mine Water Discharge & Coal Mine Waste Pile & Sediment Pond Leachate <br />A verage conductivity of 1854 was used for the combined flow when no data was a vailable <br />Irrigation season mass balance = flow*conductivity/sum of irrigation season flows <br />Actual values shown in black <br />Interpolated values shown in blue <br />Extrapolated values shown in green <br />* IRRIGATION SEASON HIGHLIGHTED IN PINK FOR TABLES N-3 THROUGH N-7. <br />Appendix N - PR -02 - 6 - 10/10 <br />