Laserfiche WebLink
SECOR vvv✓w.secorc �. <br /> - INTERNATIONAL 3017 Kilgore Road,Suite 100 <br /> Rancho Cordova,CA 95670 <br /> S E C ® R INCORPORATED 978-881-0400 TEL <br /> 918-881-0430 FAX <br /> ' <br /> May 6, 2005 Y <br /> U <br /> Ms. !_ori Duncan � <br /> San Joaquin County Environmental Health Department SAY <br /> E <br /> 304 East Weber Avenue, Third Floor RONWNr 5 <br /> PERMIT HEALTH <br /> Stockton, California 95202 /SERVICES <br /> z <br /> RE: First Quarter 2005 Quarterly Progress Report <br /> Commingled Plume Site #35 <br /> Chevron Service Station # 9-4275 <br /> 2905 West Benjamin Holt Drive <br /> Stockton, California <br /> Arco Service Station # 2133 <br /> 2908 West Benjamin Halt Drive <br /> Stockton, California <br /> SECOR Project No.: 77BP.52133.05.0003 <br /> =P <br /> .3 <br /> Dear Ms. Duncan: <br /> 5 <br /> SECOR International Incorporated (SECOR) is providing this report to summarize the first <br /> quarter 2005 (1Q05) groundwater monitoring event and the 1Q05 remedial activities at the <br /> above referenced commingled plume site (Figure 1). <br /> COMPLETED ACTIVITIES — First Quarter 2005 <br /> • Performed coordinated quarterly groundwater monitoring and sampling. <br /> • Prepared and submitted quarterly groundwater monitoring report. <br /> • Operated and maintained air sparge (AS) systems (CHEVRON and ARCO). <br /> PLANNED ACTIVITIES --Second Quarter 2005 <br /> • Perform coordinated quarterly groundwater monitoring and sampling. <br /> • Prepare and submit quarterly groundwater monitoring report. <br /> • Operate and maintain AS system (ARCO). <br /> • Destroy onsite monitoring wells, soil vapor extraction (SVE) wells and AS wells <br /> (CHEVRON). <br /> • Dismantle SVE and AS system (CHEVRON). <br /> • Remove current underground storage tanks (USTs), site demolition, new UST <br /> installation (CHEVRON). <br /> • Submit work plan for vertical and lateral delineation of commingled plume. <br /> I:1Chevron1942751Per1od1c Monitoring\Q M R1200511005.doc <br />