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E <br />McCampbelI Inc. <br />Analytical <br />"When Quak Couna <br />6� CA 94565-1701 <br />922 / Fax: 925) 252-9269p7 <br />http://www.rnccampbell.com / E-mail: nmhi@nrxampbell.com <br />Chow Engineering <br />7770 Pardee Lane, Ste. 100 <br />Oakland, CA 94621-3023 <br />Client Project ID: #11R-120; <br />CalWater Stockton <br />Date Sampled: <br />Date Received: <br />12/19/11 <br />12/19/11 <br />Client Contact: Reuben Chow Date Extracted: <br />12/19/11 <br />Client P.O.: Date Analyzed: <br />12/19/11-12/20/11 <br />Polychlorinated Biphenyls (PCBs) Aroclors by GC -ECD* <br />Extraction Method: SW3550B Analytical Method: SW8082 <br />Lab ID 1112555-OOIA 1112555-002A 1112555-003A 1112555-004A <br />Work Order: 1112555 <br />Client ID <br />9 -PH 10 -PH 11 -PH <br />12 -PH <br />Reporting Limit for <br />DF =1 <br />Matrix <br />S S S <br />S <br />DF <br />5 5 10 <br />10 <br />S <br />W <br />Compound <br />Concentration <br />mg/kg <br />tlg/L, <br />Aroclor1t016 <br />ND<0.25 <br />ND<0.25 <br />ND<0.50 <br />ND<0.50 <br />0.05 <br />NA <br />Aroclorl221 <br />ND<0.25 <br />ND<0.25 <br />ND<0.50 <br />ND<0.50 <br />0.05 <br />NA <br />Aroclor1232 <br />ND<0.25 <br />ND<0.25 <br />ND<0.50 <br />ND<0.50 <br />0.05 <br />NA <br />Aroclorl242 <br />ND<0.25 <br />ND<0.25 <br />ND<0.50 <br />ND<0.50 <br />0.05 <br />NA <br />Aroclor1248 <br />ND<0.25 <br />ND<0.25 <br />ND<0.50 <br />ND<0.50 <br />0.05 <br />NA <br />Aroclor1254 <br />ND<0.25 <br />ND<0.25 <br />ND<0.50 <br />ND<0.50 <br />0.05 <br />NA <br />Aroclorl260 <br />ND<0.25 <br />ND<0.25 <br />ND<0.50 <br />ND<0.50 <br />0.05 <br />NA <br />PCBs, total <br />ND<0.25 <br />ND<0.25 <br />ND<0.50 <br />ND<0.50 <br />0.05 <br />NA <br />Surrogate Recoveries (%) <br />%SS: 106 <br />104 111 <br />Ill <br />Comments a3,h4 <br />a3,h4 a3,h4 <br />a3,h4 <br />* water samples in µg(L, soil/sludge/solid samples in mg/kg, wipe samples in gg/wipe, filter samples in gg/filter, productloil/non-aqueous liquid samples <br />and all TCLP & SPLP extracts are reported in mg/L. <br />ND means not detected above the reporting limittmethod detection limit; N/A means analyte not applicable to this analysis; %SS = Percent Recovery of <br />Surrogate Standard; DF = Dilution Factor <br /># surrogate diluted out of range or surrogate coelutes with another peak. <br />a3) sample diluted due to high organic content. <br />h4 sulfuric acidante PA 3665 clamu <br />DHS ELAP Certification 1644 Angela Rydelius, Lab Manager <br />Page 6 of 23 <br />