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• <br /> CALIFORNIA REGIONAL WATER QUALITY CONTROL BOARD <br /> CENTRAL VALLEY REGION <br /> ORDER NO. <br /> NPDES NO. CA0004006 <br /> FACILITY I. D. NO. 5B392011011 <br /> MONITORING AND REPORTING PROGRAM <br /> FOR <br /> SIMPSON PAPER COMPANY, RIPON MILL <br /> SAN JOAQUIN COUNTY <br /> Sample stations shall be established such that the samples are representative of <br /> the volume and nature of the discharge. Specific sample station locations shall <br /> be established under direction of the Boards staff, at which time a description <br /> of the stations shall be attached to this Order. <br /> INFLUENT MONITORING <br /> Samples shall be collected at the same frequency and at approximately the same time <br /> as effluent samples and should be representative of the influent for the period <br /> sampled. <br /> The following shall constitute the influent monitoring program: <br /> Constituent Units Type of Sample <br /> Mean Daily Flow MGD Daily <br /> EFFLUENT MONITORING <br /> Discharge to Stanislaus in River <br /> Effluent samples shall be collected downstream from the last connection through <br /> Which wastes can be admitted into the outfall. San-ples collected from the outlet <br /> structure of ponds will be considered adequately composited. The following shall <br /> constitute the effluent monitoring program: <br /> Constituents Units Type of Sample Sampling Frequency <br /> 200C BODS mg/1, lbs/day Grab <br /> Daily <br /> Suspended Matter mg/l, lbs/day Grab Daily <br /> Settleable Matter ml/l Grab Daily <br /> Total Dissolved Solids mg/l Grab Monthly <br /> Standard Minerals mg/l Grab Yearly <br />