SITE INFORMATION AND CORRESPONDENCE

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Ab. AM LINCOLN CENTER FACT SHEET STOCKTON, CALIFORNIA FACT SHEET • 2 JANUARY et INTRODUCTION This fact sheet is the second in a series of fact sheets designed to provide information on environmental investiga- tions at Lincoln Center in Stockton,California("the Site;" Figure 1). It discusses the upcoming field investigations ; < and interim remedial actions(IRAs)that will be completed n o F* over the next six to nine months which are described in n d detail in the Work Plan for Environmental Investigation (Remedial Investigation/Feasibility Study [RI/FS] Work Plan) and the IRA Work Plan. Fact Sheet No. 1, issued in June 1996, provided background information, discussed previous investigations, described the draft RI/FS Work Plan, and discussed opportunities for public involvement. Tetrachloroethene (PCE), a chemical commonly used in dry cleaning, and its degradation products, trichloroethene i w _ d (TCE) and 1,2-dichloroethene (1,2-DCE), have been Ho r d detected in soils beneath buildings and paved areas at the i Site. These soils are inaccessible to Lincoln merchants and the public. Dry cleaning contamination has also been detected in groundwater beneath the Site.Municipal groundwater supply wells currently in use in the area, the closest of which is located at Inglewood and Leslie Ave- nues, have not been affected by such contamination. The RDFS Work Plan was issued in final form on Septem- be taken during implementation of the RDFS Work Plan to ber 23, 1996, after public and agency review and comment. protect public health and the environment while long-term The RDFS Work Plan describes the work to be performed cleanup solutions are being developed.The IRA Work Plan including a remedial investigation to fully characterize the also describes certain field investigation and testing activi- nature and extent of the dry cleaning contamination in soil ties that will be performed to facilitate design of the IRAs and groundwater beneath and migrating from the Site. The for the Site. Both documents are available for review at the IIIA Work Plan was issued on September 3, 1996. The IRA Margaret Troke Branch of the Stockton Public Library (502 Work Plan conceptually describes cleanup actions that may Benjamin Holt Drive,Stockton,California). SITE BACKGROUND Since the late 1950s, several dry cleaning businesses have In 1991, Lincoln Properties, Ltd. (LPL), the owner and operated at the Site at various times from three different manager of portions of Lincoln Center, sued the owners storefronts. Past dry cleaning waste-handling practices and operators of the three dry cleaning facilities(the included the customary and standard disposal of waste- Settling Dry Cleaning Defendants [SDCDs])to investigate water containing dissolved dry cleaning fluids into the and clean up the dry cleaning contamination(Lincoln sanitary sewer lines connected to each of the facilities. Properties,Ltd. v. Norman Higgins, et al., Case No. CIV-S- (Such waste-disposal practices are no longer employed at 91-760 DFL [GGH] [E.D. Cal.] [Levi, 11). As a result of the two dry cleaning facilities currently operating at the that litigation, the United States District Court,Eastern Site.)Spills of dry cleaning fluids also occurred historically District of California("the Court")ordered the SDCDs to within each of the facilities.These historical waste-disposal investigate and clean up the contamination under the practices and spills resulted in the contamination of soil and oversight of LPL and the Regional Water Quality Con- groundwater beneath the Site. trol Board, Central Valley Region (RWQCB). To Words shown in boldface type in this fact sheet are defined in the glossary on page 3.