SITE INFORMATION AND CORRESPONDENCE

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510 420 1707• NOV-9-99 16:26; Page 11129 A Phase I site assessment was prepared in 1996 for the Weber Block property at the time the northeastern portion of the site was operated by Bridgestone Tire and Auto Repair facility(Versar- McLaren/Hart• 1996). No hazardous materials were observed on-site during the site reconnaissance. No evidence of spills or releases of hazardous materials outside the buildings or to the subsurface were observed during the site visit,with the exception of the operation of on-site remediation system and groundwater monitoring welly. One solid waste dumpster was observed during the site visit,but was not observed to contain hazardous wastes. The Weber Block property was not identified as being listed on the Comprehensive Environmental Response, Compensation, and Liability Information System (CERCLIS) or the Resource Conservation And Recovery Information System (RCRIS) in the Phase 1 assessment. The Phase II assessment was conducted in 1998 for the Weber Block property, exclusive of the former Shell Station/Bridgestone Tire and Auto Repair facility(Black&Veatch, 1998a). The Phase I1 investigation identified the presence of hazardous materials associated with past hazardous substances and waste management activities. DTSC and U.S. Environmental Protection Agency were the lead agencies for the Phase 11 investigation. DTSC is the lead agency for the preparation of this PEA, which has been prepared under the authority of tate Polanco Act. Off-site Land Uses Off-site land uses with potential hazardous materials uses as identified in the Phase 1 environmental site assessment included the following(Versar-McLarcn/Hart, 1996): To the north: • An auto repair facility was located at 3 East Channel Street from the raid 1920s to the early 1930s; • A machine shop was located at 9 East Channel Street, and operated from at least 1928 to the mid 1940s; • An auto repair facility was located at 35 East Channel Street from the mid 1940s to the mid 1950s; • An insecticide manufacturing facility was located from the mid 1920s to the early 1940s at 37 East Channel Street. To the south: A fertilizer company located at 12 East Weber Avenue from the mid 1920s to the late 1920s or early 1930s; • A printing shop was located south at 16 East Weber Avenue from the mid 1940s to the mid 1960s. To the east: • A Goodyear Auto Service facility was located at 130 North El Dorado, from the mid 1930s to the early 1990s. 97369Etk.pca.wpd-11/9+99 5