Laserfiche WebLink
Table 1 <br /> Groundwater Monitoring� Mand Analytical Results <br /> Chevron Service Station#9-6171 <br /> 6633 Pacific Avenue <br /> Stockton,California <br /> EXPLANATIONS : , <br /> Groundwater monitoring data and laboratory analytical results prior to May 22,2000,were compiled from reports prepared by Blaine Tech Services,Inc. <br /> TOC=Top of Casing B=Benzene TOG=Total Oil&Grease' <br /> (ft.)=Feet T=Toluene (ppb)=Parts per billion <br /> GWE=Groundwater Elevation E�Ethylbenzene --=Not Measured/Not Analyzed <br /> (msl)=Mean sea level X=Xylenes QA=Quality Assurance/Trip Blank <br /> DTW=Depth to Water MTBE=Methyl tertiary butyl ether <br /> TPR-G=Total Petroleum Hydrocarbons as Gasoline EDB=Ethylene Dibromide <br /> * <br /> -TOC elevations were surveyed in July of 2001,by Morrow Surveying. Elevations are based on San Joaquin County Benchmark 12,a brass disc marking <br /> cos monument stamped"1N-4"in monument box on the east side of Pacific Avenue at the approximate centerline Benjamin Holt Drive,(Elevation= 11.02). <br /> Chromatogram pattern indicates an unidentified hydrocarbon. <br /> 2 Chromatogram pattern indicates a gas and unidentified hydrocarbon. <br /> 3 Confirmation run. <br /> 4 Laboratory report indicates Bis-(2-Ethylhexyl)-Phthalate was detected at 15 ppb and Butyl-Benzy]-Phthalate was detected at 9.9 ppb. <br /> 5 Gasoline range concentration reported,peaks are representative of tetrachloroethane and trace amount of gasoline.- <br /> 6 Laboratory report indicates discrete peaks. <br /> MTBE by EPA Method 8260. - <br /> B MTBE by EPA Method 8260 was analyzed outside the EPA recommended holding time. <br /> 9 Survey data unavailable. <br /> 1D BTEX and MTBE by EPA Method 8260. <br /> a <br /> k <br /> 9-6171.xls/#385121 19 As of 10/24/63 <br />