Laserfiche WebLink
GROUND ZERO ANALYSIS, INC. <br /> 1714 Main Street <br /> Escalon, California 95320-1927 <br /> Telephone (209)838-9888 <br /> Facsinule (209)838-9883 <br /> January 27, 2003 <br /> Mr Harlin Knoll <br /> i <br /> San Joaquin County Public Health Services <br /> Environmental Health Division <br /> 304 East Weber Avenue, Third Floor <br /> Stockton, CA 95202 <br /> Subject Fourth Quarter 2002 Groundwater Monitoring and Sampling Report <br /> Former M&K Market, 8960 West Walnut Grove Rd, Thornton, California <br /> Dear Mr Knoll <br /> • This letter report presents the results of the fourth quarter 2002 groundwater monitoring and <br /> sampling activities at the subject site (Figure 1) The report was prepared by Ground Zero <br /> Analysis, Inc (Ground Zero) on behalf of the Barnyard Corporation <br /> 1.0 SITE ACTIVITIES <br /> Activities at the site included <br /> • Monitoring groundwater levels in site wells, <br /> • Purging and sampling groundwater all site wells, <br /> • Analyzing groundwater samples for benzene, toluene, ethylbenzene, total xylenes (BTEX), 1,2- <br /> dlchloroethane (1,2-DCA), ethylene dibromide (EDB), and oxygenated gasoline additives, <br /> • Collecting an additional soil sample from stockpiled soil, <br /> • Analyzing the composite soil sample for total petroleum hydrocarbons as gasoline (TPHg), total <br /> petroleum hydrocarbons as diesel (TPHd), and BTEX <br /> 2.0 FIELDWORK <br /> 2.1 Additional Well hlstallation and Sampling <br /> Three additional monitoring wells (MW5, MW6, MW7) were installed on October 30, 2002 to <br /> G 1DatalGROUNDZElBarnyard-ManserlReporlslQMR14QM2002 doe <br />