Laserfiche WebLink
1 <br /> Tl f ((""��m�+�qp� <br /> ' kali ® <br /> j Y s I <br /> i <br /> 00) FUGRO WEST, INC. �T '• �`` '� f <br /> 1050 Melody Large,suite i6o <br /> November 29, 1995 Roseville California 95678 <br /> Tel (916)782-2110 <br /> Fugro Protect No 9347-0020 FAX (916)786-7830 <br /> Ms Mary Meays <br /> San Joaquin County Public Health Services <br /> Environmental Health Division <br /> Post Office Box 388 <br /> Stockton, California 95201-0388 <br /> Subject: limited Subsurface Investigation Results <br /> Shell Service Station (WIC No 204-7525-0104) <br /> 6131 Pacific Avenue, Stockton, California <br /> Dear Ms Meays <br /> On behalf of Shell Oil Products Company (Shell), Fugro West, Inc (Fugro), is providing <br /> this report documenting the results of a limited subsurface investigation performed at the above <br /> site on September 21 and 22, 1995 (Figures 1 and 2) The investigation was performed at the <br /> request of San Joaquin County Public Health Services, Environmental Health Division (SJCPHS) <br /> oil in a letter to Shell dated September 4, 1992, requiring further investigation at the site and to <br /> comply with the requirements of the Underground Storage Tank (UST) Cleanup Fund Program <br /> (SB 2004) <br /> The purpose of this investigation was to (1) assess the nature and extent of adsorbed- and <br /> dissolved-phase petroleum hydrocarbons in the subsurface soil and ground water beneath the <br /> former UST basin and near the existing western dispenser islands, (2) determine whether <br /> petroleum hydrocarbons detected in the soil during the removal of steel USTs and piping have <br /> attenuated through natural processes, and (3) assess the effect of the 75-day vapor extraction test <br /> conducted in 1991 and 1992 <br /> All field work was conducted according to Fugro's Standard Operating Procedures <br /> (Attachment 1) and the June 7, 1995 workplan addendum prepared by Fugro and approved by <br /> the SJCPHS This investigation was limited to the following scope of work <br /> • Advance soil borings GEO1 through GE04 up to 56 feet below grade (bg) at the <br /> locations shown on Figure 2, Site Plan <br /> • Collect soil samples at 5-foot intervals and describe soil types <br /> • Collect water samples from the four borings and backfill borings w,*Lh neat cement <br /> Submit selected soil and water samples collected frons the borings to a state- <br /> certified laboratory for chemical analysis <br /> 93470200 ARP q Member of the Fugro group of companies with offices throughout the world <br />