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s <br /> s <br /> tProject No S8080-06-01C <br /> August 31, 1994 <br /> r <br /> following halogenated volatile organic compounds were reported chloroform at 0 5 ug/L, 1,2- <br /> dichloroethane between 4 and 86 ug/L, trichloroethene (TCE) between 0 8 and 2 ug/L, and <br /> PCE between 2 and 15 uglL A summary of the reported groundwater sample laboratory test <br /> results reported by EPM are presented on Table II <br /> t <br />' Regional Groundwater Qualqy <br /> Review of the "Phase I Remedial Investigation Report - Lodi Groundwater Site," prepared <br /> by URS Consultants Incorporated for the California Department of Toxic Substances Control <br /> ' (DTSC) indicates that TCE and PCE was encountered in three City of Lodi public water <br /> supply wells in 1989 The nearest city water supply well to the site (No CW-3), located on <br /> the north side of Lodi Avenue between Hutchins Street and Stockton Street and <br /> approximately 114 mile east-northeast of the site, was found to contain maximum reported <br /> ' TCE and PCE concentrations of 170 and 260 ug/L, respectively between 1989 and 1993 The <br /> ' State of California Maximum Contaminant Level (MCL) for TCE and PCE is 5 uglL A copy <br /> of the DTSC Lodi Groundwater Assessment Fact Sheet No i is presented in Appendix E <br /> Based on the results of the focused remedial investigation, URS concluded that Guild <br /> Cleaners (17 S Church Street), located approximately 1/3 mile northeast of the site was a <br /> ' potential source of the PCE and TCE impacted groundwater encountered in city supply well <br /> - 20 - <br />