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MONITORING AND REPORTING PROGRAM <br /> McCORMICK AND BAKTER CREOSOTING COMPANY <br /> SAN JOAQUIN COUNTY <br /> Minimum Frequency <br /> Constituent Units Type of Sample of Analysis <br /> Arsenic mg/l Grab Once per Storm <br /> Phenols mg/l Grab Once per Storm <br /> Oil and Grease mg/l Grab Once per Storm <br /> Copper mg/l Grab Once per Storm <br /> Pentachlorophenol mg/l Grab Once per Storm <br /> RECEIVING WATER MONITORING <br /> All receiving water samples shall be grab samples. Receiving water samples shall <br /> be taken from the following: <br /> Station Description <br /> R-1 300 feet upstream from the point of discharge <br /> R-2 300 feet downstream from the point of discharge <br /> Constituents Units Station Sampling Frequency <br /> Dissolved Oxygen mg/l R-1, R-2 Weekly <br /> pH Number R-1, R-2 Weekly <br /> Turbidity Turbidity R-1, R-2 Weekly <br /> Units <br /> Temperature °F R-1, R-2 Weekly <br /> In conducting the receiving water sampling, a log should be kept of the receiving <br /> water conditions throughout the reach bounded by Stations R-1 and R-2. Attention <br /> should be given to the presence or absence of: <br /> a. Floating or suspended matter <br /> b. Discoloration <br /> c. Bottom deposits <br /> d. Aquatic Life <br /> - 2 - <br />