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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 /> 11/30/2018 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1.0 <0.5 <0.5 <br /> 8/13/2019 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1.0 <0.5 <0.5 <br /> 2/19/2020 Not Sampled- Inaccessible <br /> 9/28/2020 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 /> 12/21/2020 Not Sampled- Inaccessible <br /> 2/19/2021 Not Sampled- Inaccessible <br /> DW-I (GAC 5/6/2021 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 /> Mid-Point) 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 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 /> 4/1/2022 Not Sampled- Inaccessible <br /> 12/7/2022 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 /> 7/10/2023 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 /> 9/28/2024 Not Sampled- Inaccessible <br /> 8/29/2017 32 0.64 2.1 <0.50 <0.50 <0.50 <0.50 <0.50 <0.50 <1.0 <br /> 5/4/2018 41 1.0 3.0 <0.50 <0.50 <0.50 <0.50 <0.50 0.36 <1.0 <br /> 8/13/2019 36 0.92 2.8 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 47 1.3 3.0 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 48 1.1 3.7 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 52 1.1 3.3 nd<0.50 nd<0.50 nd<0.50 nd<0.50 nd<0.50 nd<0.50 nd<0.50 <br /> 2/19/2021 47 1.2 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 /> DW-2 5/6/2021 49 1.1 2.3 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 30 0.85 2.4 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 50 1.2 3.4 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 64 1.7 3.9 nd<0.50 nd<0.50 nd<0.50 nd<0.50 nd<0.50 nd<0.50 nd<0.50 <br /> 12/7/2022 63.8 1.4 4.2 nd<0.50 nd<0.50 nd<0.50 nd<0.50 nd<0.50 0.53 nd<0.50 <br /> 7/10/2023 270 nd<0.50 8.4 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 32 1.0 2.3 nd<0.50 nd<0.50 nd<0.50 nd<0.50 nd<0.50 0.42 nd<0.50 <br /> 11 <br /> Table 3-9 <br /> E2 C Remediation <br />