Laserfiche WebLink
i <br /> GRI � N Orion Environmental Inc. <br /> V345o E Spring St,Suite 212. 562 988-2755 PHONE <br /> Long Bcac h,cn go8o6 562 988-27$9 FAx <br /> 24 October 2000 0 BOX 455 707 963-8982 PHONE <br /> Rutherford,ca 94573 707 963-8983 FAX <br /> Project No 1 7 ST <br /> Mr Harkin Knoll, Senior RENS <br /> Site Mitigation Unit - <br /> I San Joaquin County Environmental Health Division -v <br /> 304 East Weber Avenue, Third FloorrQ <br /> Stockton, California 95202 <br /> CD <br /> I ,--) <br /> Subject: Letter Report for Groundwater Monitoring, Total Mass Calculations, <br />' and Site Closure Request <br /> 400 North El Dorado Street, Stockton, California <br /> PIN 127434 <br />' Dear Mr Knoll <br /> Bridgestone/Firestone, Inc (BFS), has retained Orion Environmental Inc (Orion) to <br /> lieconduct groundwater assessment activities at the former BFS facility at 400 North El <br /> Dorado Street in Stockton, California (the site, Figure 1 ) This document summarizes the <br /> activities conducted to delineate the nature and extent of impacted groundwater at the <br /> site <br /> This report has been prepared in accordance with Orion's Work Plan for Groundwater <br /> Assessment dated 27 October 1999 and two letters from the San Joaquin County <br /> Environmental Health Division (SJCEHD), dated 30 August 1999 and 10 August 2000 <br /> The following paragraphs provide a description of the site, summary of previous <br />' investigations, reporting of groundwater well installation and monitoring, total residual <br /> mass calculations, and rationale for site closure <br /> Site Description <br /> The site is the former location of an automobile gasoline station that operated during the <br /> 1920s and 1930s After this period the site was used as a retail tire and automobile <br /> service center In 1967, four underground storage tanks (USTs) were closed in place by <br /> filling the tanks with sand In 1991, one of these previously closed tanks was removed <br /> from the site along with eleven other USTs previously located at the site The remaining <br /> tanks include Tank #1 and #3 (7,500-gallon capacity each) and Tank #2 (550-gallon <br /> capacity) <br /> S\BFS\STOCKTON\LTR\LTR005 DOC 10/24/00 <br />