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l� <br />1� <br />E <br />1 <br />Harlin Knoll <br />San Joaquin County Public Health Services <br />Environmental Health Division <br />P. O. Box 388 <br />Stockton, CA 95201 <br />Subject: Sun West Liquors, 2449 W. Kettleman Lane, <br />Dear Sir: -- <br />('7 <br />1LODI, CA 95240 <br />(209) 367-1163 <br />December 23, 2002 <br />CA LOP Site code: 503357 <br />Please find below a work plan for installing one CPT far Sun West Liquors <br />WORK PLAN FOR ONE CPT (Cone Penetration Test) <br />History <br />On 7/10/1998 Thorpe Oil of Lodi, California removed th <br />property. Soil samples from underneath the USTs and th, <br />occurred during the life of the'gasoline sales operation. <br />determine the vertical and horizontal extent of the gasoi <br />A listing of the results of analysis of the soil samples is <br />three gasoline USTs from the Sun West Liquor <br />dispenser piping indicated that some leaks had <br />'oothill Engineering did a site investigation to <br />ie contamination on 8/13/1998 and 812111998. <br />Geomatrix installed the monitoring well GMX 1 at a coca ion +/-25 feet south of the UST excavation and <br />sampled first groundwater. That analysis is attached. Greomatrix also made three soil borings (GB#1, <br />GB#2, and GB#3) with both soil samples and groundwater samples extracted (see attached map for <br />location). All samples on GB# 1, GB#2, and GB43 wei a non -detect for all compounds analyzed (see <br />attached recaps of data). <br />. - The work plan of 5124199 called°for-the installation of t ee soil borings to be located ori the -Sun -Wrist Y <br />Liquor property and the possible installation of a fourth E ail boring on. the south side of Kettleman Lane. <br />Soil samples were to be extracted at predetermined depths for laboratoryanalysis. A monitoring well <br />to sample ground water was to be constructed in each of he soil borings. This work plan was completed <br />on 6/25/99. <br />A pump test on was completed on 1130/02 using a 6" <br />removed UST's. The pump test was run at volumes apl <br />This consultant contacted the City of Lodi to obtain a <br />treated water from the aquifer into the sanitary sewer ai <br />the discharge of groundwater from is site into the sanit <br />1 <br />i well installed on in the area of the <br />15 gpm. <br />scharge permit to pump the contaminated or <br />was denied a permit. The City will not allow <br />sewer. <br />