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9�t13QN,�0 <br /> 0I, y <br /> , <br /> t <br /> O O <br /> 7 S <br /> Table 1 ty 13,10 <br /> Semiannual Monitoring Report: Jul-95 <br /> City of Tracy,Sludge Application site Surface Water Monitoring Results C <br /> Pond Pond Pond Pond Pond W <br /> 0 <br /> Units/ Ag Water Discharge Return Discharge Return Discharge <br /> Parameter Method Format Quality Goals U) <br /> (O O <br /> Date n.a. m/d/y none 4/13/94 7/25/94 7/25/94 1/10/95 1/10/95 v N. <br /> Flow <br /> to SJRC7 n.a. Y/N none Y Y Y Y Y <br /> Return flow .� <br /> to K&L7 n.a. Y/N none Y Y Y Y Y <br /> Fecal Streptococci SM910A MPN/100 ml none 110 900 900 160,000 30,000 <br /> Total coliform SM908A/908C MPN/100 ml none 30,000 9,000 500 7,000 8,000 <br /> Fecal coliform SM908A/908C MPN/100 ml none 23 80 50 500 <2 <br /> Dissolved Oxygen Field electrode mg/l none 7.2 5.2 8.6 7.4 7.6 <br /> pH Field electrode units none 7.7 7.8 9.1 7.7 7.6 <br /> Electrical Conductivity Field conductivity unit umhos/cm none 1,350 1,420 1,900 390 465 <br /> Temperature Field thermometer deg.F none 59.0 75.2 79.3 59.0 57.4 <br /> TLC: <br /> Zinc EPA200.7/SW6010 mg/1 2.00 (a) 0.009 0.0111 0.0081 0.064 0.047 <br /> Copper EPA200.7/SW6010 mg/l 0.20 (a) 0.006 0.0045 0.0041 0.032 0.024 <br /> Nickel EPA200.7/SW6010 mg/1 0.10 (a) <0.013 0.0123 <0.010 0.059 0.045 <br /> Cadmium EPA200.7/SW6010 mg/l 0.01 (a) <0.001 <0.001 <0.001 <0.001 <0.001 <br /> Lead EPA200.7/SW6010 mg/l 0.015 (a) 0.0009 0.0007 0.0006 0.014 0.010 <br /> (a) From Mike Mosbacher,California Regional Water Quality Control Board, letter of Oct 15,1993. <br /> Goals reflect most stringent of either the drinking water MCL or the California Agricultural Water Quality Goals. � <br /> N N <br /> o O <br /> (O (O <br /> co W <br /> (A <br /> O -+ <br /> (O CY) <br /> W cn <br /> SURF.XLS "79 9/9 <br />