Laserfiche WebLink
S <br /> C A M B R ! A ��� / D <br /> JAN 14 2002 <br /> ENVIRONMENT HEALTH January 11, 2002 <br /> Ms Lori Duncan PERMIT/SERVICES <br /> San Joaquin County Public Health Services <br /> Environmental Health Division <br /> 304 E Weber Avenue, Third Floor <br /> Stockton, California 95202 <br /> Re Fourth Quarter 2001 Groundwater Monitoring/Site Investigation Report and <br /> Receptor Survey <br /> Shell-branded Service Station <br /> 6131 Pacific Avenue <br /> Stockton, California <br /> SAP Code 136149 <br /> Incident No 98996189 <br /> SJCPHS/EHD Site Code No 1223 <br /> Dear Ms Duncan <br /> Cambria Environmental Technology, Inc (Cambria) prepared this report on behalf of Equiva <br /> Services LLC (Equiva) to document the recent site investigation activities at the above <br /> referenced site The purpose of the investigation was to further assess the extent of petroleum <br /> hydrocarbons and methyl tertiary butyl ether (MTBE) in soil and groundwater beneath the site <br /> Cambria followed the scope of work presented in our January 31, 2000 Response Letter/Work <br /> Plan, which was approved in San Joaquin County Public Health Services, Environmental Health <br /> Division (SJCPHS/EHD) correspondence dated March 30, 2000 and September 13, 2001 <br /> SJCPHS/EHD September 16, 1999 correspondence initiated the investigation, and the work was <br /> performed in accordance with SJCPHS/EHD and Central Valley Regional Water Quality Control <br /> Board (RWQCB)guidelines <br /> SITE BACKGROUND <br /> Site Description The subject site is an active Shelf-branded service station located on the <br /> southwest corner of the intersection of Pacific Avenue and Porter Avenue in a mixed commercial <br /> Oakland CA and residential area of Stockton, California (Figure 1) The site layout includes three existing <br /> San Ramon CA fuel underground storage tanks (USTs), four dispensers, a service station building, and a former <br /> 5 o n a m a CA UST complex (F�garc 2) <br /> Cambria <br /> Environmental Previous Investigations During March 1990, Aegis Environmental Consultants (Aegis) of <br /> Technology, Inc Roseville, Californa_drilled fourteen soil borings near the toriner_(then existing)_and-current <br /> Oerklns Street g - — <br /> (then proposed) UST locations The highest concentrations were from a soil boring at the <br /> P 0 Box 259 <br /> Sonoma CA 95476 <br /> Tel(707)935-4850 <br /> Fax(707)935-6649 <br />