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9 <br /> ny <br /> PUBLIC HLALTH SE ic��-Ts FT ur- � �RV <br /> SAN JOAQUIN COUNTY <br /> ENVIRONMENTAL HEALTH DIVISION <br /> Karen Furst, M.D., M.P.H., Health Officer <br /> 304 East Weber Avenue, Third Floor • Stockton, CA 95202 r 0 li <br /> 209/468-3420 <br /> WARREN SNIDER rJUN 19 2000 <br /> WESTERN SQUARE INDUSTRIES INC. <br /> 1621 N.BROADWAY AVENUE <br /> STOCKTON CA 95205 <br /> RE: MONITOR WELL INSTALLATION REPORT REVIEW <br /> WESTERN SQUARE INDUSTRIES, INC. sk <br /> 1621 & 1565 N.BROADWAY AVE <br /> STOCKTON,CA <br /> APN.: 143-150-08&APN: 143-150-22 <br /> Mr. Snider, <br /> San Joaquin County Public Health Services Environmental Health Division (PHSIEHD) has recently <br /> reviewed the Monitor Well Installation Report submitted by Advanced d6oEnvironmentat Incorporated <br /> (AGE) for the facility referenced above on behalf of Western Square Industries Incorporated dated March <br /> 10,2000. <br /> It appears that both soil and groundwater have been impacted by use of the former shallow underground <br /> injection wells. Lead, nickel, copper, cadmium, and chromiurri'l have .been documented 'in soil or <br /> groundwater at this site. Groundwater CAM 17 contaminants were detected and reported at levels <br /> exceeding California's established primary Maximum Contaminant Levels (MCL's) and USEPA Region 9 <br /> Preliminary Remediation Goals(PRG's). <br /> PHS/EHD concurs with the recommendations presented by AGE including sampling and analyses of the <br /> monitor wells installed at the site. Laboratory derived verification a61yses for TPH-g, TPH-d and TPH- <br /> mo, BTEX, volatile and semi-volatile compounds, lead, nickel, copper, ca li drniun-4 chromium, hexavalent <br /> chromium (CAM 17 Metals) and pH for groundwater are requested. A single "background" assessment <br /> borehole is appropriate as recommended. Please submit a workpla'n to PHS/EHD before July 21, 2000 <br /> considering the requests above. <br /> Please submit all correspondence to PHS/EHD, Attn: Ronald Rowe, Senior REHS. Should you have <br /> questions regarding this correspondence please contact Mr.Rowe at(209)468-0342. <br /> ii <br /> Donna Heran,REHS,Director <br /> Environmental Health Division <br /> Ronald Rowe,Sr.REHS Margare agorio,Supervisor <br /> Site Mitigation Unit Site Mitigation Unit <br /> CC: AGE—Nuel Henderson,RG <br /> woP,DfuicP/REPORT REVIEW 1/162 1B ROADWAY AVE <br /> J <br /> A Division of San Joaquin County Health Care Services <br />