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i <br />) <br /> MONITORING AND REPORTING PROGRAM ORDER NO. R5-2015-0012-007 2 <br /> APACHE PLASTICS ( Former) <br /> 2050 EAST FREMONT STREET, STOCKTON <br /> SAN JOAQUIN COUNTY <br /> Table 1 : S mpling Fre uenc and Constituent Suite coni <br /> Well Number Constituent Frequency Monitoring <br /> Suite s)3 Objective <br /> MW-9 , MW- 13 , MW- s <br /> 23 , MW-24 , EWA , Suite A, Suite B Quarterly Treatment Zone <br /> VEW- 1 and VEW-2 <br /> MW4 and SCC-MW-7 Suite A, Suite B Annually Backgrounds <br /> MW-101 MW- 14, MW- <br /> 15, MWA 8, MW- 19 Suite A Semi-Annually Other' <br /> and MW-20 <br /> Well numbers as shown on Figure 1 . <br /> 2 Prior to startup and stated frequency thereafter. <br /> 3 Constituent suite components listed in Table 2 . <br /> " Wells used to determine compliance with groundwater limitations. <br /> s Wells sampled to evaluate progress inside the treatment zone. <br /> s Wells used to develop background concentrations. <br /> Wells used to define the extent of pollution. <br /> Table 2: Analytical Methods <br /> Maximum Practical <br /> Constituent Method Quantitation Limit <br /> (pg/L) 2 <br /> Suite A <br /> TPH-Gasoline EPA 82608 or 8015 50 <br /> TPH-Diesel EPA 8260B or 8015 50 <br /> BTEX3 EPA 82608 0.5 <br /> 1 , 2-Dichloroethane EPA 8260B 0. 5 <br /> t-But I alcohol EPA 8260B 5 <br /> tert-Am I methyl ether EPA 8260B 0. 5 <br /> 1 , 2-Dibromoethane EPA 8260B 0. 5 <br /> Suite B <br /> Metals, Dissolved" EPA 6010 or 6020 Various <br /> Hexavalent Chromium EPA 7199 1 . 0 <br /> Total Dissolved Solids EPA SM250C 10 <br /> Bromate and Bromide EPA 300. 1 1000 <br /> Or an equivalent EPA Method that achieves the same or lower Practical Quantitation Limit. <br /> 3 All concentrations between the Method Detection Limit and the Practical Quantitation Limit shall be <br /> reported as trace. <br /> 3 BTEX = benzene, toluene, ethylbenzene, and total xylenes <br /> 4 Metals include: Aluminum, Arsenic, Barium, Copper, Iron, Manganese, and Zinc. <br />