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CALIFORNIA REGIONAL WATER QUALITY CONTROL BOARD <br /> CENTRAL VALLEY REGION <br /> MONITORING AND REPORTING PROGRAM NO. R5-2008-0064 <br /> FOR <br /> BP WEST COAST PRODUCTS <br /> ARCO/BP STOCKTON TERMINAL #40T <br /> ENHANCED BIOREMEDIATION PILOT STUDY <br /> SAN JOAQUIN COUNTY <br /> This Monitoring and Reporting Program (MRP) incorporates requirements for monitoring <br /> the progress of the bioremediation pilot study. This MRP is issued pursuant to <br /> California Water Code Section 13267. BP West Coast Products (Discharger) is <br /> required to comply with this MRP. The Discharger shall not implement any changes to <br /> this MRP unless and until a revised MRP is issued by the Executive Officer. In addition <br /> to this MRP, groundwater sampling and reporting outlined in MRP No. R5-2004-0823 is <br /> still required. <br /> All samples shall be representative of the volume and the nature of the discharge and <br /> matrix of the sampled medium. The time, date, and location of each grab sample shall <br /> be recorded on the sample chain of custody form. <br /> REMEDIATION PILOT STUDY MONITORING <br /> A. LABORATORY PARAMETERS <br /> Monitoring of the bioremediation pilot study shall consist of collecting groundwater <br /> samples from monitoring wells AR/MW-1 A, AR/MW-3A, AR/MW-5A, AR/MW-5B, <br /> AR/MW-5C, AR/MW-50, AR/MW-8A, AR/MW-8B, AR/MW-8C, AR/MW-10A, AR/MW- <br /> 11A, AR/MW-12A, AR/MW-13A, AR/MW-1313, AR/MW-13C, AR/MW-23A, AR/MW-24A <br /> and one upgradient well PS-P29. Monitoring wells with free phase petroleum product or <br /> visible sheen shall be monitored, at a minimum, for product thickness and depth to <br /> water. Monitoring well samples shall be analyzed for the following constituents. These <br /> analyses shall be completed by a State certified laboratory and shall follow standard <br /> EPA protocol. <br /> Constituents EPA Method Maximum Quantitation Limit Frequency <br /> Depth to Groundwater --- 0.01 ft A <br /> Total Petroleum Hydrocarbons as 8015M 50 pg/I B <br /> Diesel <br /> Total Petroleum Hydrocarbons as 8015M 50 pg/I B <br /> Gasoline <br /> Benzene 8260B 0.5 pg/I B <br /> Toluene 8260B 0.5 pg/I B <br /> Ethylbenzene 8260B 0.5 pg/I B <br /> Xylenes 8260B 0.5 pg/I B <br /> Table continued on the next page. <br />