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EFCI Southfield Mine -Year 2006 Annual Hydrology Report April 25, 2007 <br />_____ 3 ___~TABLE 14 <br />MAGPIE CREEK (UPSTREAM) WATER QUALITY DATA <br /> (Monitoring Point MC-1) <br /> ~ ~ I <br />__ ____ _____________ <br />_ <br />_ <br />_ 2006 Sam_ le Dat <br />2nd QTR. 4th QTR. <br />2006 <br />1991 - 2004 <br />_ <br />_ <br />PARAMETER <br />pH feld UNITS <br /> <br />units ~ <br />No Flow <br />~ _ _ <br />No Flow __ <br />~AVERAGET MIN_~~ <br />No Flow '. <br />6.50 ~ AVE. <br /> <br />7.60 MAX. <br /> <br />8.80 <br />Conductivity (field) umhos/cm ~ 30.00 ~ 66.77 201.00 <br />Temperature (field) deg C 5.00 '11.05 16.90 <br />Solids, total suspended mg/I 0.00 1715.10 4920.00 <br />Solids, total dissolved mg/I 60.00 131.00 260.00 <br />Oil and Grease visual) yeslno ~ n/a n/a n/a <br />SAR in water mg/I 0.00 0.43 0.76 <br />Bicarbonate as CaCO3 mg/I 20.00 35.30 ~ 82.00 <br />Calcium mg/I' ( 9.00 60.38 .399.00 <br />Chloride mg/I ~ 0.00 3.90 20.00 <br />Magnesium mg/I 1.70 16.89 55.00 <br />Nitrogen, nitrate nitrite mg/I 0.06 0.37 0.65 <br />Selenium mg/I ~ 0.000 0.001 ( 0.002 <br />Phosphorus, ortho mg/I 0.03 0.11 0.21 <br />Phosphorus, total m /I ~ 0.21 ~ 0.49 0.92 <br />Sodium m /I 4.00 ( 13.36 55.20 <br />Sulfate m /I 0.00 37.70 100.00 <br />Aluminum m /I ~ 0.090 66.099 254.000 <br />Arsenic m /l 0.00100 0.00970 0.03000 <br />Cadmium mg/I 0.0000 0.0005 0.0050 <br />Copper mg/I 0.000 0.074 0.280 <br />Iron m /I 0.060 63.582 239.000 <br />Lead mg/I 0.000 0.042 0.200 <br />Man anese mg/I ' 0.020 0.945 3.510 <br />Mercury mg/I 0.000 0.000 0.000 <br />Mol bdenum mg/I 0.000 O.D00 0.000 <br />Zinc m /I ! 0.000 0.220 0.730 <br /> <br />NOTES: i <br />1. Zero data values = parameter was anal zed for but not detected. ~ - <br />2. Blank data fields = no data. <br />6 41 712 0 0 6 annual hyd rpt.doc N WCC INC. Page 29 <br />