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CALIFORNIA REGIONAL WATER QUALITY CONTROL BOARD <br /> CENTRAL VALLEY REGION <br /> MONITORING AND REPORTING PROGRAM NO. <br /> FOR <br /> CLASS II SURFACE IMPOUNDMENT <br /> THE STUDLEY COMPANY AND <br /> MUSCO OLIVE PRODUCTS, INC. <br /> TRACY PLANT <br /> SAN JOAQUIN COUNTY <br /> Specific sample station locations shall be established under direction of the <br /> Board' s staff, and a description of the stations shall be attached to this <br /> Order. All sampling and analyses shall be by EPA approved methods. <br /> SURFACE IMPOUNDMENT MONITORING <br /> Surface impoundment influent samples shall be collected downstream from the last <br /> connection through which wastes can be admitted into the surface impoundment. <br /> Surface impoundment influent samples should be representative of the volume and <br /> nature of the discharge. <br /> Surface impoundment grab samples shall be collected in a convenient location at <br /> least 200 feet from the influent structure. Time of collection of a grab sample <br /> shall be recorded. The following shall constitute the monitoring program: <br /> Sample Sampling <br /> Constituent Location Units Type of Sample Frequency <br /> EC Influent umhos/cm 24 hr. Composite Weekly <br /> Surface umhos/cm Grab Monthly <br /> Impoundment <br /> TDS Influent mg/l 24 hr. Composite Weekly <br /> Surface mg/l Grab Monthly <br /> Impoundment <br /> COD Influent mg/l 24 hr. Composite Monthly <br /> PH Influent Number Grab Daily <br /> Surface Number Grab Monthly <br /> Impoundment <br /> Flow Influent Gallons/day Cumulative Daily <br /> Standard Surface mg/l Grab Semi- <br /> Minerals Impoundment annually <br />