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Table N-7 <br />• PHC East Salt Creek (2003) SW-1 <br /> Mine °o <br /> East Salt Flow Conductivity Conductivity Conductivity Increase <br /> Creek Decreas <br /> Flow SW-1 Mine* Combined e <br /> CFS CFS umho/cm umho/cm umho/cm <br /> 2003 <br /> Dec-02 4Q/02 dry 0.23 - 2200 - - <br /> Jan-03 0.12 0.23 4080 1970 2707 -33.7% <br /> Feb-03 0.25 0.23 4080 2030 3091 -24.2% <br /> Mar-03 1Q/03 0.37 0.23 4080 1865 3231 -20.8% <br /> Apr-03 0.49 0.23 3340 1883 2875 -13.9% <br /> May-03 0.61 0.23 2600 1897 2408 -7.4% <br /> Jun-03 2Q/03 0.73 0.23 1860 1970 1886 1.4% <br /> Jul-03 0.49 0.23 18GC~ 1970 1895 1.9% <br /> Aug-03 0.24 0.23 1~G(? 1970 1913 2.9% <br /> Sep-03 3Q/03 dry 0.23 - 1970 - - <br /> Oct-03 dry 0.23 - 1970 - - <br /> Nov-03 dry 0.23 - 1970 - - <br /> Dec-03 4Q/03 dry 0.23 - 1970 - - <br />• <br /> IRRIGATION SEASON MASS BALANCE (CONDUCTIVITY) : <br /> SW-1: 2320 <br /> COMBINED: 2201 <br /> INCREASE/ DECREASE -5.1% <br />* 'Mine' refers to the Mine & Coal Mine Waste Pile Leachate <br />-~~- Average conductivity of 1970 was used for the combined t7o~v when no data was available <br />NN Irrigation season mass balance = tlowxconductivity/sum ofirri_gation season flows <br />NN Actual values shown in black <br />NN Interpolated values shown in blue <br />NN Extrapolated values shown in <br />green <br />• <br />Appendix N - TR-16 - 10 - 10/0$ <br />