Laserfiche WebLink
Quarterly Summary Report <br /> Second Quarter 1994 <br /> i <br /> Unocal Service Station 2859 <br /> 1665 Pacific Avenue ' <br /> Stockton, California <br /> County STID # None <br /> County San Joaquin <br /> BACKGROUND <br /> Underground storage tanks removed in March 1988 From March 1988 through <br /> February 1992 twelve on-site and three off-site borings were drilled, and four on-site <br /> monitoring wells, three on-site vapor extraction wells, and three off-site monitoring <br /> wells were installed, Analytical results indicate that soil near the eastern dispenser <br /> island contains gasoline hydrocarbons and groundwater has been impacted with <br /> gasoline hydrocarbons <br /> RECENT QUARTER ACTIVITIES <br /> Unocal has obtained an off-site encroachment agreement to install two groundwater <br /> monitoring wells south and east of the site Second quarter 1994 quarterly <br /> groundwater monitoring and sampling were performed on May 23, 1994 <br /> NEXT QUARTER ACTIVITIES <br /> Quarterly groundwater monitoring and sampling will be performed by MPDS <br /> Services in August 1994 Two off-site groundwater monitoring wells will be installed ' <br /> in July 1994, for the delineation of dissolved hydrocarbons <br /> CHARACTERIZATION/REMEDIAL STATUS <br /> Soil contamination delineated9 Yeo <br /> Dissolved groundwater delineated? No <br /> Free product delineated? Not applicable <br /> Amount of groundwater contaminant recovered this quarter? None <br /> Soil remediation in progress? No <br /> Anticipated start date? Unknown <br /> Anticipated completion date) Unknown <br /> Dissolved/free product remediation in progress? No <br /> Anticipated starts Not applicable <br /> Anticipated completion? Not applicable - <br /> CONSULTANT Pacific Environmental Group, Inc <br /> r <br /> 1 <br /> 31004002/2Q940SR ] July 18, 1994 <br />