Laserfiche WebLink
GEO-PHASE <br /> - ENVIRONMENTAL <br />' <br /> REPORT <br />' Quarterly Groundwater Monitoring Event <br /> Autumn 2001 <br /> tCutter Lumber Site <br /> 3930 S. El Dorado Street <br /> Stockton, California <br />' Project No 102 2 <br /> March 20, 2002 <br /> I <br /> 1.0 INTRODUCTION <br />' Groundwater monitoring wells were installed at the site in March of 1998 (see <br /> Report Groundwater Monitoring Well Installation and Winter 1995 <br />' Groundwater Monitoring, Cutter Lumber Site, dated April 24, 1998) The initial <br /> round of groundwater sampling was also completed at that time This report <br /> documents the fifteenth quarterly round of groundwater sampling completed on <br />' March 20th, 2002 <br /> 1.1 Site History <br /> The site of the subject gasoline release was discovered as a result of a <br /> groundwater monitoring event at the Western Lift Site in the southerly part of <br /> the subject Property (as shown in Figures 1, 2) during which a sample was <br /> collected from an on-site domestic well After a review of historic records, a <br />' former 1,000-gallon underground gasoline tank and an above ground diesel tank <br /> were identified along the western Property margin in the north central portion <br /> of the site Subsequent soil borings confirmed that the release had impacted the <br />' vadose zone soil and the groundwater In March of 1998, seven groundwater <br /> monitoring wells were installed to monitor the groundwater plume Two wells, <br /> MW-1 and MW-4 still remain from the initial Western Lift investigation near <br />' the south end of the Property <br /> 2937 Veneman Ave ,#B240 Geo-Phase Environmental Inc Phone (209) 569-0293 <br /> Modesto, CA 95356 Fax(209)569 0295 <br />