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Project Number 2098RV26 January 22,2025 <br /> TABLE 3 <br /> SUMMARY OF HISTORIC GROUNDWATER ANALYTICAL DATA <br /> PARK WOODS CLEANERS <br /> 1744 WEST HAMMER LANE <br /> STOCKTON, CALIFORNIA <br /> SAMPLE ID DATE PCE TCE cis-1,2-DCE trans-1,2-DCE 1,1-DCE 1,1-DCA 1,2-DCA 1,2,4-TMB CF VC <br /> µg/L <br /> 8/16/2017 8.9 0.26 J 0.72 <0.50 <0.50 <0.50 <0.50 <0.50 0.25 J <1.0 <br /> 4/30/2018 5.4 <0.50 0.45 J <0.50 <0.50 <0.50 <0.50 <0.50 <0.50 <1.0 <br /> 9/6/2018 13 <0.5 1.0 <0.5 <0.5 <0.5 <0.5 <1.0 <0.5 <0.5 <br /> 11/14/2018 6.8 0.26 J 0.70 <0.5 <0.5 <0.5 <0.5 <1.0 0.28 J <0.5 <br /> 8/13/2019 4.4 nd<0.50 nd<0.50 nd<0.50 nd<0.50 nd<0.50 nd<0.50 nd<0.50 nd<0.50 nd<0.50 <br /> 2/19/2020 11 nd<0.50 0.80 nd<0.50 nd<0.50 nd<0.50 nd<0.50 nd<0.50 nd<0.50 nd<0.50 <br /> 9/28/2020 20 0.55 1.4 nd<0.50 nd<0.50 nd<0.50 nd<0.50 nd<0.50 nd<0.50 nd<0.50 <br /> 12/21/2020 17 nd<0.50 0.93 nd<0.50 nd<0.50 nd<0.50 nd<0.50 nd<0.50 0.57 nd<0.50 <br /> DW-4 2/19/2021 16 nd<0.50 nd<0.50 nd<0.50 nd<0.50 nd<0.50 nd<0.50 nd<0.50 0.68 nd<0.50 <br /> 5/6/2021 16 nd<0.50 nd<0.50 nd<0.50 nd<0.50 nd<0.50 nd<0.50 nd<0.50 nd<0.50 nd<0.50 <br /> 9/17/2021 nd<0.50 nd<0.50 nd<0.50 nd<0.50 nd<0.50 nd<0.50 nd<0.50 nd<0.50 nd<0.50 nd<0.50 <br /> 12/20/2021 13 nd<0.50 0.72 nd<0.50 nd<0.50 nd<0.50 nd<0.50 nd<0.50 nd<0.50 nd<0.50 <br /> 4/1/2022 Not Sampled- Inaccessible <br /> 12/7/2022 25.9 nd<0.50 0.91 nd<0.50 nd<0.50 nd<0.50 nd<0.50 nd<0.50 1.3 nd<0.50 <br /> 7/10/2023 50 nd<0.50 1.5 nd<0.50 nd<0.50 nd<0.50 nd<0.50 nd<0.50 nd<0.50 nd<0.50 <br /> 9/28/2024 7.5 0.27 0.57 nd<0.50 nd<0.50 nd<0.50 nd<0.50 nd<0.50 0.53 nd<0.50 <br /> Table 3-11 <br /> E2 C Remediation <br />