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Table 5 <br /> Summary of Metals Detected in Water <br /> Turner Cut Station <br /> Stockton, California <br /> Sample ID Sample Sampple Antimony Arsenic Barium Chromium Copper Lead Molybdenum Nickel Vanadium Zinc <br /> Date Ty <br /> Tier 1 ESL 6 10 1,000 0.02* 3.1 2.5 100 8.2 19 81 <br /> Tapwater ESL 1.0 0.004 2,000 44* 300 0.2 100 12 50 6,000 <br /> MCDI-WATER-021323 13-Feb-23 N <2.5 <2.5 370 2.7 6.4 <2.5 36 9 14 <25 <br /> Notes: <br /> Results reported in micrograms per liter(pg/L). <br /> Bolded values indicate concentrations above the Reportable Detection Limit. <br /> Shaded values indicate concentration above the ESLs. <br /> <=Compound not detected.Reportable detection limit shown. <br /> ESL=Environmental Screening Level <br /> N=Normal Environmental Sample <br /> NS=No Standard <br /> *=Conservatively,the screening criteria for hexavalent chromium was used. <br /> All samples analyzed by United States Environmental Protection Agency Method SW8260B. <br /> Lab analyses performed by McCampbell Analytical. <br /> Tier 1 ESL= San Francisco Bay Regional Water Quality Control Board(RWQCB)Tier 1 ESLs,RWQCB,2019.ESL Workbook.July. <br /> Tapwater ESL=RWQCB Direct Exposure ESLs:Tap Water Non-Cancer,•RWQCB,2019.ESL Workbook.July. <br /> ERM Page 1 of 1 PG&E/0629042-5/26/2023 <br />