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1 <br />I <br />1 <br />i 1 <br />1 <br />1 <br />NORTH THOh1PSON CREED <br />UPSTREAM WATER QUALITY DATA <br />PRE-PERh1IT <br /> 5/7/90 9/14!90 MEAN <br />pH 8.70 8.60 7.44 <br />Conductivity, umhos/cm 100.00 200.00 216.00 <br />Temp C 5.00 17.00 10.75 <br />TDS 145.00 195.00 159.60 <br />TSS 310.00 -10.00 97.30 <br />Bicarbonate 34.40 41.20 120.88 <br />Calcium 40.20 58.LO 30.76 <br />Chloride 6.00 8.00 1.24 <br />Copper 0.020 * 0.01 <br />Iron 5.28 2. 0'L 0.14 <br />Magnesium 6.88 8.88 4.89 <br />h1an.Qanese 0.360 0.110 0.01 <br />Sodium 11.00 14.16 6.98 <br />Sulfate 38.80 48.20 11.62 <br />Zinc 0.22 0.18 0.02 <br />- All parameters below Temp are expressed in m~/1. <br />- Pre-Permit mean data is located in Appendix 3-Q b'olume II of <br />the permit application. <br />t Lab did not snalyze for copper by mistake. <br />AHR2-90 <br />