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Working To Restore Nature <br /> 1710 Main Street <br /> Escalon, CA 95320 <br /> Phone (209) 838-3507 <br /> FAX (209) 838-3509 <br /> July 29, 1994 <br /> Mr, Harlin Knoll <br /> San Joaquin County Public Health Services <br /> Environmental Health Division <br /> P O Box 2009 <br /> Stockton, CA 95201 <br /> Subject- BJJ Trucking, 2431 East Mariposa Rd , Stockton, California <br /> Dear Mr Knoll <br /> RESNA Industnes is writing to present the results of monitoring and sampling of monitoring <br /> well MWl at the subject site (Figure 1) <br /> On July 13, 1994 RESNA Industnes Inc , on behalf of BJJ Trucking, conducted groundwater <br /> monitoring of MW 1 and the facility well (FW) During monitoring the depth to water and depth <br /> to bottom were measured. The water level in well MW1 has dropped 0 65 feet since last <br /> measured on April 13, 1994 (Table 1) The water level in the facility well, which was not <br /> operating during monitoring, had risen 4 93 feet since monitored in April 1994 The location <br /> of wells MW 1 and FW 1 is presented on Figure 2 <br /> Subsequent to purging, a water sample was collected for analysis for benzene, toluene, <br /> ethylbenzene, xylenes (BTEX), and total petroleum hydrocarbons as gasoline (TPHg) by EPA <br /> methods 8020 and 8015 respectively Analysis was conducted by Argon Mobil Laboratory, <br /> certificate #1873, in Ceres, CA Petroleum hydrocarbon analytes were not present at or above <br /> method detection limits in the well MW 1 sample Analytical data is included in Table 2 <br /> Monitoring data, laboratory data sheets, and chain-of-custody documentation are attached <br /> Additional Third Quarter Field Activities <br /> On July 27, 1994 a second monitoring well was installed at the site Subsequent to installation <br /> 1500061QUARTLY1QR0794 FNL <br />