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MONITORING AND REPORTING PROGRAM '2' <br /> SIMPSON PAPER COMPANY <br /> RIPON MILL <br /> SAN JOAQUIN COUNTY <br /> WATER SUPPLY MONITORING <br /> A sampling station shall be established where a representative sample of the <br /> process water supply can be obtained. Water supply monitoring should include <br /> process wells Nos. 4, 5, 6, and 7. Water supply monitoring shall include at <br /> least the following: <br /> Sampling <br /> Constituents Units Frequency <br /> Standard Minerals mg/l Annually <br /> Electrical Conductivity Ahos/cm Annually <br /> @ 25°C <br /> Total Dissolved Solids mg/l Annually <br /> PLANT EFFLUENT MONITORING <br /> Plant effluent samples shall be collected prior to being discharged into the <br /> clarifier. Plant effluent samples should be representative of the volume and <br /> nature of the discharge prior to treatment. Samples collected from the mill <br /> basement sump will be considered adequately composited. Time of collection of <br /> a grab sample shall be recorded. Plant effluent monitoring shall include at <br /> least the following: <br /> Sampling <br /> Constituents Units Type of Sample FrequencV <br /> Total Dissolved Solids mg/l Composite Daily <br /> Specific Conductivity umhos/cm Composite Daily <br /> pH pH Units Composite Daily <br /> Flow mgd Continuous Daily <br /> Nitrates as N mg/l Grab Monthly <br /> Fixed Residue (Volatile) mg/l Grab Monthly <br /> Sulfate mgd Grab Monthly <br /> Standard Minerals mg/l Grab Annually <br /> 20°C BODS mg/l Grab Annually <br /> Suspended Matter mg/l Grab Annually <br /> Settleable Matter ml/l Grab Annually <br />