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t <br /> CALIFORNIA LABORATORY SERVICES <br /> 09/21/11 15:10 <br /> Page 4 of 9 <br /> =Arch-Airport <br /> n) Project: CNP <br /> Road,suite 100 ProjectNumber: 101486 CLS Work Order#:CUI0645 <br /> 6 Project Manager: Joseph D.Zilles COC#:21059 <br /> Trihalomethanes by EPA Method 524.2 <br /> Reporting <br /> Analyte Result Limit Units Dilution Batch Prepared Analyzed Method Note, <br /> IL-1 (00734)(CU10645-01)Water Sampled: 09/15/11 06:55 Received:09115/1116:40 <br /> Bromodichloromethane ND 0.50 µg/L I CU06790 09/20/11 09/20/11 EPA 524.2 <br /> Bromoform ND 0.50 <br /> Chloroform ND 0.50 <br /> Dibromochloromethane <br /> ND 0.50 <br /> 0.50 <br /> Total Trihalomethanes(THM) ND _ --- - <br /> ----- 141 Y. 70-130 " OS-H/ <br /> Surrogate: /,2-Dichloroethane-d4 <br /> Surrogate: Toluene-d8 94% 70-130 <br /> L-2(00735)(CU10645-02)Water Sampled: 09/15/1109:45 Received:09/15/1116:40 <br /> Bromodichloromethane ND 0.50 pg/L 1 CU06790 09/20/11 09/20/11 EPA 524.2 <br /> Bromoform ND 0.50 " <br /> Chloroform ND 0.50 <br /> Dibromochloromethane ND 0.50 <br /> Total Trihalomethanes(THM) ND 0.50 <br /> Surrogate: /,2-Dichloroethane-d4 <br /> 144% 70-130 " QS-H1 <br /> Surrogate: Toluene-d8 93% 70-/30 <br /> L-3(00736)(CUI0645-03)Water Sampled:09/15/11 10:30 Received:09/15/11 16:40 <br /> Bromodichloromethane ND 0.50 pg/L 1 CU06790 09/20/11 09/20/11 EPA 524.2 <br /> Bromoform ND 0.50 <br /> Chloroform ND 0.50 " <br /> Dibromochloromethane ND 0.50 11 1 <br /> Total Trihalomethanes(THM) ND 0.50 <br /> Surrogate. 1,2-Dichloroethane-d4 <br /> 148% 70-130 QS-H1 <br /> Surrogate: Toluene-d8 93% 70-130 <br /> L-4(00737)(CUI0645-04)Water Sampled: 09/1511107:35 Received:09/15/1116:40 <br /> Bromodichloromethane ND 0.50 gg/L 1 CU06790 09/20/11 09/20/11 EPA 524.2 <br /> Bromoform ND 0.50 <br /> Chloroform ND 0.50 <br /> Dibromochloromethane ND 0.50 <br /> Total Trihalomethanes(THM) -__ ND 0.50 11 <br /> Surrogate: 1,2-Dichloroethane-d4 <br /> 144% 70-130 QS-H1 <br /> Surrogate: Toluene-d8 95% 70-130 <br /> L-5(00738)(CU10645-05)Water Sampled:09/15/11 08:15 Received:09/15/11 16:40 <br /> CA DOHS ELAP Accreditation/Registration Number 1233 <br /> 3249 Fitzgerald Road Rancho Cordova,CA 95742 www.californialab.com 916-638-7301 Fax: 916-638-4510 <br />