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El`IVIRONMENTAL <br /> Analytical Chemists ` <br /> WWW.fglinc.com <br /> June 8,2011 Lab ID : STK 1134351 <br /> Live Oak Geo Environmental Customer : 3-16608 <br /> Quality Control - Organic <br /> Constituent Meth ml Date/ll) Type Units Conc. QC Data DQo Note <br /> Organic <br /> 13-Dibrompropane 504 0512512011:205634 Blank ug/L 05868 98S% 70-130 <br /> LCS ug/L 0.5868 101 % 70-130 <br /> MS ug/L 05868 100% 70-130 <br /> (STK1134313-001) MSD ug/L 0.5868 107% 70-130 <br /> MSRPD ug/L 05868 23% 530 <br /> RCP 504 05/252011:20.56:34 Blank ug/L ND c0.01 <br /> UCS ug/L 02950 106% 70-130 <br /> MS ug/L 0.2950 103% 70-130 <br /> (STKI 134313-00 1) MSD ug/L 0.2950 103% 70-130 <br /> MSRPD u IL 0.5868 0.01k X30 <br /> 13DBP 504.1 05/25/2011:207525 CCV ug/L 9.975 102% 70-130 <br /> CCV ug/L 7.481 103% 70-130 <br /> CCV ug/L 9.975 102% 70-130 <br /> DBC'P 504.1 05/25/20111:207525 CCV ug/L 5.015 107% 70-130 <br /> CCV ug/L 2006. 126% 70-130 <br /> C-CV u IL 5.015 109% 70-1.40 <br /> Definition <br /> CCV :Continuing Calibration Verification-Analyzed to verify the instrument calibration is within criteria. <br /> Blank :Method Blank-Prepared to verify that the preparation process is not contributing contamination to the samples. <br /> LCS :Laboratory Control Standard/Sample-Prepared to verify that the preparation process is not affecting analyte recovery. <br /> MS :Matrix Spikes-A random sample is spiked with a known amount of analyte.The recoveries are an indication of how that sample <br /> matrix affects analyte recovery. <br /> MSD :Matrix Spike Duplicate of MS/MSD pair-A random sample duplicate is spiked with a known amount of analyted.The recoveries <br /> are an indication of how that sample matrix affects analyte recovery. <br /> MSRPD :MS/MSD Relative Percent Difference(RPD)-The MS relative percent difference is an indication of precision for the preparation <br /> and analysis. <br /> ND :Non-detect-Result was below the DQO listed for the analyte. <br /> Data QLjalitN Objective-This is the criteria a ainsl which the ualily control data is compared <br /> Page 6 of 7 <br /> Corporate Oftaes&Laboratory ORlea 6 Laboratory ORlea&Laboratory Office S Laboratory Field Office <br /> 853 Corporation Sheet 2500 Stagecoach Read 563 E.Lindo Avenue 3442 Empresa Dnve,Suite 0 Visalia,California <br /> Sanaa Paula.CA 93060 Stockton,CA 95215 Chico,CA 95926 San Luis Obispo,CA 93401 TEL:559f/34-9473 <br /> TEL 805/392-2000 TEL 209/942-0182 TEL:530/343-5818 TEL 805!783-2940 Mobile 559037-2399 <br /> FAX:8051525-4172 FAX 209/942-0423 FAX 530/3433807 FAX 805/5254172 FAX 559/734-6435 <br /> CA NELAP Certification No 91110CA CA ELAP Certification No 1583 CA ELAP Certification No.2670 OA ELAP Certification No.2775 <br />