ARCHIVED REPORTS XR0003033 - Laserfiche WebLink

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TABLE 1 GROUNDWATER EXTRACTION SYSTEM ANALYTICAL DATA Former Chevron Service Station 9 5775 301 West Kettleman Lane Lodi, California Sample Sample TPHg Benzene Toluene Ethyl- Total MtBE TBA DIPE EtBE TAME Ethanol Methanol EDB 1,2 -PCA Date Location benzene Xylenes W/1) ) ( 1) ) () i ( 1) ( ) ( 1 1) 06/04/02 EFFL <50 <0 5 <0 5 <0 5 <0 5 <0 5 <5 0 <0 5 <0 5 <0 5 <5 0 <50 <0 5 <0 5 06/11/02 EFFL <50 <0 5 060 <0 5 <0 5 <0 5 <5 0 <0 5 <0 5 <0 5 <5 0 <50 <0 5 <0 5 W18102 EFFL <50 <0 5 <0 50 <0 5 <0 5 <0 5 <5 0 <0 5 <0 5 <0 5 <5 0 <50 <0 5 <0 5 06/25/02 EFFL <50 <0 5 <0 50 <0 5 <0 5 <0 5 <5 0 <0 5 <0 5 <0 5 <5 0 <50 <0 5 <0 5 07/02/02 EFFL <100 <2 0 <2 0 <2 0 <2 0 <20 <to <2 0 <2 0 <2 0 <50 <100 <2 0 <2 0 07/16/02 EFFL <100 <2 0 <2 0 <2 0 <2 0 <2 0 <10 <2 0 <2 0 <2 0 <50 <100 <2 0 <2 0 07/30102 EFFL <50 <2 <2 <2 <2 <2 <10 <2 <2 <2 <100 <400 <2 <2 8/13/027 EFFL <100 <0 50 1 1 <0 50 <1 5 <2 <10 <2 <2 <2 <100 <400 <2 <2 8/28/027 EFFL <100 <0 50 24 3 1 <1 5 <2 <10 <2 <2 <2 <100 <400 <2 <2 09/12/02 EFFL <50 <2 <2 <2 <2 <2 <10 <2 <2 <2 <100 <400 <2 <2 09/24/02 EFFL <50 <2 <2 <2 <2 <2 <10 <2 <2 <2 <100 <400 <2 <2 10/08/02 EFFL <100 <2 <2 <2 <2 <2 <10 <2 <2 <2 <100 <400 <2 <2 10/22/02 EFFL <100 <2 <2 <2 <2 <2 <10 <2 <2 <2 <100 <400 <2 <2 11/05/02 EFFL <50 <0 5 <0 5 <0 5 <0 5 <2 <10 <2 <2 <2 <100 <400 <2 <2 11/20/02 EFFL <50 <2 <2 <2 <2 <2 <10 <2 <2 <2 <100 <400 <2 <2 Discharge Limitation ND <5 01 <5 01 1 <5 0` 1 <5 01 ND ND ND ND I ND --- I --- ---- ---- EXPLANATIONS ANALYTICAL LABORATORIES TPHg= Total Petroleum Hydrocarbons as Gasoline DIPE=Diisopropylether Sequoia Analytical (ELAP #1271 #1624and412360) 1 2 DCA =1 2 Dichloroedme ELBE = Ethyl teniary butyl ether Riff Analytical ( ELAP #2236) MtBE= Methyl tertiary butyl ether TAME = Tertiary amyl methyl ether Lancaster Laboratories (FLAP # 2116) TBA = ert Butyl alcohol NA = Not analyzed for this constituent E ylene dibromide ND = Not Detected or below method detection limits t Sum of benzene toluene ehtylberime and xylenes not to exceed 0 005 mg/L (5 ppb) 2 Sample collected after approximately 1 400 gallons of tap water was pumped through system during cleaning procedures n Sample included 2 butanaone and teuahydrofuran which were quantified as TPHg Sample collected after approximately 1 500 gallons of tap water were pumped through system during cleaning procedures Tetrahydrofuran reported as ND (<5 0) ' split sample collected for Qualatative analysis (Kiff Analytical) Split sample collected for Quatatwive analysis (Lancaster Laboratories) ' BTEX constituents analyzed by EPA 8021B • GWEdw els Page 12 of 12