Laserfiche WebLink
BuBrown and Cnsdweii RECEIVED <br /> CciisJ U L 2 5 1991 <br /> ENVIRONMENTAL HEALTH <br /> �sCf1iAC6'� <br /> PERMIT/3LRViGLS <br /> 5Tl 444.1123 <br /> 'X(4T('444 <br /> July 19, 1991 <br /> Mr. Chuck Carmel <br /> ARCO Products Company <br /> 2000 Alameda de las Pulgas <br /> Post Office Box 58I1 <br /> San Mateo, California 94402 017-5690-41/1 <br /> Subject: Status of Groundwater Extraction System, ARCO Station 2133, <br /> Stockton, California <br /> Dear Mr. Carmel: <br /> This letter presents the current status of the groundwater extraction system and the results of the <br /> groundwater discharge sampling at ARCO Products Company Station 2133, located at 2908 <br /> Benjamin Holt Drive,Stockton, California. Listed chronologically below is a summary of,the <br /> activities related to the discharge of groundwater at the site from June 6 through July 15, 1991. <br /> The concentration, C,in the June 17 status letter should have been shown in mg/l instead of ug/l <br /> in the column heading. Also, W = 0.6W2 for 9.35 gpir< ;istead of 0.0I30 as shown. The <br /> calculation results are correct as shown in the June 17 letter. <br /> 6111/91 Calibrated LEL sensors. Collected effluent water sample for laboratory analysis of <br /> total petroleum hydrocarbons (TPH)and benzene,ethylbenzene,toluene,and xylenes <br /> (BE'M. Table 1 presents a summary of the detected constituents for the extraction <br /> system. <br /> 6126191 Sampled extraction system fo.r BETX and TPH. The results of this sample are not yet <br /> available. <br /> The average daily flow during this reporting period(40 days)was approximately 10.6 gallons per <br /> minute. The total flow for this period was 610,600 gallons. <br />