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Project Number 2098RV26 January 22,2025 <br /> TABLE 1 <br /> SUMMARY OF SEPTEMBER 2024 GROUNDWATER MONITORING DATA <br /> PARK WOODS CLEANERS <br /> 1744 WEST HAMMER LANE <br /> STOCKTON, CALIFORNIA <br /> September 28, 2024 <br /> TOC Elev. Depth to GW GW PCE TCE c-1,2- t- 1,1-DCE 1,1-DCA 1,2-DCA TMB CF VC <br /> SAMPLE ID Elevation DCE DCE TMB <br /> (feet rel MSL) (feet BTOC) (feet MSL) µg/L <br /> Notes: <br /> Results in micrograms per liter(µg/L) =parts per billion (ppb) DW-1: 1548 El Camino Ave. <br /> Analytical Methods: VOCs - EPA 8260B DW-2: 1608 El Camino Ave. <br /> nd= Not Detected at or above Method Detection Limit which is indicated by number DW-3: 1636 El Camino Ave. <br /> DW-4: 1728 E1Camino Ave. <br /> PCE=tetrachloroethene <br /> TCE=trichloroethene 1,2-DCA= 1,2-dichloroethane <br /> cis-1,2-DCE= c-1,2-dichloroethene 1,2,4-TMB = 1,2,4-trimethylbenzene <br /> trans-1,2-DCE = t-1,2-dichloroethene CF=chloroform <br /> 1,1-DCE= 1,1-dichloroethene VC=vinyl chloride <br /> 1,1-DCA= 1,1-dichloroethane <br /> GW Gradient <br /> Shallow Dee <br /> GW Elevation Difference high to low 0.56 0.80 <br /> Approx. Length from high and low 520 240 <br /> 0.00108 ft/ft 0.00333 ft/ft <br /> Table 1-2 <br /> E2 C Remediation <br />