Laserfiche WebLink
Table 1 <br /> Groundwater Monitoring Data and Analytical Results <br /> Chevron Service Station#9-3232 <br /> 8660 Lower Sacramento Road <br /> Stockton,California <br /> EXPLANATIONS <br /> Groundwater monitoring data and laboratory analytical results prior to June 22,2000,were compiled from reports prepared by Blaine Tech Services,Inc <br /> TOC=Top of Casing TPH-G=Total Petroleum Hydrocarbons as Gasoline MTBE=Methyl tertiary butyl ether <br /> (ft)=Feet B=Benzene (ppb)=Parts per billion <br /> GWE=Groundwater Elevation T=Toluene --=Not Measured/Not Analyzed <br /> (msl) Mean sea level E=Ethytbenzene <br /> QA=Quality Assurance <br /> DTW=Depth to Water X=Xylenes <br /> * TOC elevations were resurveyed in April of 2002 by Morrow Surveying Elevations are based on San Joaquin County Benchmark No IN-6 Brass disk <br /> in well at Thorton and Davis Roads(Benchmark Elevation= 14 43 feet) <br /> I TOC elevation changed due to well head maintenance <br /> Z MTBE by EPA Method 8260 <br /> 3 Laboratory report indicates gasoline C6-C12 <br /> a Laboratory report indicates unidentified hydrocarbons C6-C12 <br /> 5 TOC has been altered <br /> b Well development performed <br /> 7 BTEX and MTBE by EPA Method 8260 <br /> i <br /> I <br /> 9 3232 186463 Asa!l0/24/02 <br />