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Af 0 Off/�t Fresno Street <br /> �r Fre Fresno,CA 93721 <br /> " (559)268-7021 Phone <br /> ' �sTWINI Y <br /> (559)268-0740 Fax <br /> AS50 [ /A rFS, 1 N C. <br /> ' California FLAP Certificate#1371 <br /> ' Geocon Consultants,Inc. Project: Former Vintage Car Wash <br /> 3160 Gold Valley Drive, Suite 800 Project Number: 59183-06-01 Reported: <br /> Rancho Cordova CA,95742 Project Manager: Kevin Brown 04/30/09 <br /> GWX-1 <br /> 9D16002-07(Ground Water) Sampled:04/15/09 12:10 <br /> ' Reporting <br /> Analyte Notes. Result Limit Units Dilution Batch Prepared Analyzed Method <br /> ' Volatile Organics <br /> 1.2-Dichloroethane(1,2-DCA) ND 1.0 lig/L 2 T9D2202 04/22/09 04/23/09 EPA 8260B <br /> Acetone ND 20 µg2 2 T9132202 04/22/09 04/23/09 EPA 8260B <br /> ' Benzene 300 1.0 µg/L 2 T9D2202 04/22/09 04/23/09 EPA 8260B <br /> Di-isopropyl ether(DIPE) ND 1.0 µg/L 2 T9D2202 04/22/09 04/23/09 EPA 8260B <br /> Ethanol ND 100 n/L 2 79D2202 04/22/09 04/23/09 EPA 8260B <br /> ' Ethyl tert-Butyl Ether(ETBE) ND 2.0 1Lg2 2 T9132202 04/22/09 0423/09 EPA 8260B <br /> Ethylbenzene 77 1.0 pg/L 2 T9132202 0422/09 0423/09 EPA 8260B <br /> m,13-Xylene 340 2.0 µg2 2 T9D2202 0422/09 0423/09 EPA 8260B <br /> ' Methyl tert-Butyl Ether(MTBE) ND 2.0 Itg/L 2 T9D2202 0422/09 04/23/09 EPA 8260B <br /> Naphthalene 49 1.0 ug/L 2 T9132202 04/22/09 04/23/09 EPA 8260B <br /> o-Xylene 220 1.0 Itg/L 2 T9132202 0422/09 0423/09 EPA 82608 <br /> ' Tert-Amyl Methyl Ether(TAME) ND 2.0 Itg/L 2 T9132202 0422/09 0423/09 EPA 8260B <br /> tent-Butyl alcohol(TBA) ND 40 µg/L 2 79D2202 0422/09 04/23/09 EPA 8260B <br /> Toluene 80 1.0 µg/L 2 79D2202 04/22/09 04/23/09 EPA 8260B <br /> Xylenes 560 4.0 µg/L 2 T9D2202 04/22/09 04/23/09 EPA 82608 <br /> Surrogate:4-Bromgfluorobenzene 100% 84.1-118 79D2202 04122109 04123109 EPA 8260B <br /> Surrogate:Dibronufluoromethave 93.9% 85-125 TYD2202 04122109 04123109 EPA 82608 <br /> ' Surrogate:Toluene-d8 103% 79.7-112 79D2202 04122109 04123109 EPA 8260B <br /> Notes and Definitions <br /> ug/L micrograms per liter(parts per billion concentration units) <br /> ' mg/kg milligrams per kilogram(parts per million concentration units) <br /> mg/L milligrams per Liter(parts per million concentration units) <br /> ND Analyte NOT DETECTED at or above the reporting limit <br /> ' RPD Relative Percent Difference <br /> 1 <br /> Moore Twining Associates,Inc. The results in this report apply m the samples analyed in accordance with the chain <br /> ' Ronald J. Boquist, Director of Analytical Chemistry custody document. This analytical report must be reproduced in its entirety. <br /> Jim Brownfield, Quality Assurance Manager Page 8 of 11 <br />