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MONITORING AND REPORTING PROGRAM -3- <br /> DEPARTMENT OF DEFENSE, DEFENSE LOGISTICS AGENCY. <br /> DEFENSE DISTRIBUTION REGION WEST, SHARPE LOCATION <br /> INTERIM GROUND WATER CLEANUP SYSTEM <br /> SAN JOAQUIN COUNTY <br /> a <br /> RECEIVING WATER MONITORING (Irrigation Canal) <br /> All receiving water samples shall be grab samples. The irrigation canal will be considered the <br /> receiving water since French Camp Slough is subject to tidal fluctuations. Receiving water monitoring <br /> shall include at least the following: <br /> Station Description <br /> R-1 100 feet upstream from the point of discharge <br /> R-2 100 feet downstream from the point of discharge <br /> Sampling <br /> Constituents Method' Units Station Freauencv <br /> Volatile Organics 601/602 µg/l R-1,R-2 Monthly <br /> Aluminum 200.7 µg/1 R-1,R-2 Quarterly <br /> Antimony 204.2 149/1 R-1,R-2 Quarterly <br /> Arsenic 206.3 µg/l R-1,R-2 Monthly <br /> Beryllium 200.7 µgfl R-1,R-2 Quarterly <br /> Bromacil 633/8330 µg/1 R-1,R-2 Quarterly <br /> Cadmium 213.2 µgfl R-1,R-2 Quarterly <br /> Chromium 218.4/218.5 µg/1 R-1,R-2 Quarterly <br /> (hexavalent) <br /> Copper 200.7 µgfl R-1,R-2 Quarterly <br /> Lead 239.2 µg/1 R-1,R-2 Quarterly <br /> Mercury 245.1 µg/l R-1,R-2 Quarterly <br /> Silver 200.7 µgfl R-1,R-2 Quarterly <br /> Thallium 279.2 µg/1 R-1,R-2 Quarterly <br /> Vanadium 286.2 µg/1 R-1,R-2 Quarterly <br /> Zinc 200.7 µg/1 R-1,R-2 Quarterly <br /> Total Hardness 130.2 mg/1 as CaCO3 R-1,R-2 Quarterly <br /> plf SM 4500 pH Units R-1,R-2 Quarterly <br /> Turbidity SM 2130 NTU R-1,R-2 Quarterly <br /> Temperature' •F R-1,R-2 Quarterly <br />