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CALIFORNIA REGIONAL WATER QUALITY CONTROL BOARD <br /> CENTRAL VALLEY REGION <br /> MONITORING AND REPORTING PROGRAM NO. R5-2003-XXXX <br /> NPDES NO. CA0081787 <br /> FOR <br /> SPX CORPORATION <br /> MARLEY COOLING TOWER COMPANY <br /> GROUNDWATER EXTRACTION AND TREATMENT SYSTEM <br /> SAN JOAQUIN COUNTY <br /> For purposes of evaluating compliance with the limitations of Order No. R5-2003-XXXX, the <br /> Discharger shall conduct monitoring and submit reports as specified below. To evaluate compliance <br /> with the limitations of this Order, monitoring should occur within a brief enough period to be able to <br /> evaluate the effect of the effluent on the ambient water quality. The Discharger shall not implement any <br /> changes to this Program unless and until the Regional Board or Executive Officer issues a revised <br /> Monitoring and Reporting Program. <br /> INFLUENT MONITORING <br /> Influent samples shall be collected from each of the two treatment systems (ion-exchange and electro <br /> chemical reduction and precipitation) and should be representative of the influent to each system for the <br /> period sampled. Where applicable, the influent shall be collected at approximately the same time as <br /> effluent samples. <br /> Constituents Units Type of Sample Freguencv <br /> Total Dissolved Solids mg/L`, ppm' Grab Quarterly <br /> Total Chromium µg/L3, ppb' Grab Quarterly <br /> Copper(Total) µg/L', ppb' Grab Quarterly <br /> Arsenic (Total) µg/L3,ppb' Grab Quarterly <br /> ' milligams per Liter. <br /> '' parts per million. <br /> 3 pticrograms per Liter. <br /> ' parts per billion. <br /> EFFLUENT MONITORING <br /> Effluent samples shall be collected downstream from the last connection through which wastes can be <br /> admitted into the outfall. Time of collection of samples shall be recorded. The Effluent monitoring <br /> shall include at least the following: <br /> Constituents Units Type of Sample Frequency <br /> Flow mgd Cumulative/Meter Continuous <br /> pH pH units Grab Monthly <br /> Electrical Conductivity @25°C3 µmhos/cm Grab Monthly <br /> Temperature OF Grab Monthly <br />