ARCHIVED REPORTS XR0007528 - Laserfiche WebLink

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Versar - McLaren/Hart sa 3 1 Hazardous Materials Use and Storage There were no hazardous materials observed on the Site However, gasoline stations and automobile repair facilities typically use and store hazardous materials including fuels, oils, greases, and solvents With the exception of the on-site remediation system and groundwater monitoring wells, no evidence of spills or releases of hazardous materials outside the buildings or to the subsurface was observable during the Site visit 32 Solid and Hazardous Waste Generation, Storage, and Disposal One solid waste dumpster was observed in the rear of the Bridgestone building There were no hazardous wastes observed on the Site However, previous activities on the Site would typically generate hazardous waste such as waste oil, waste antifreeze, used batteries, and waste solvents No evidence of improper storage or disposal practices of hazardous waste was observed at the time of the Site visit 33 Discharges to Water Versar did not observe process water discharges from the Site that would require pretreatment or a National Pollution Discharge Elimination System (NPDES) permit, or any other federal, state, or local permit or approval There are no activities conducted on the Site with a Standard Industrial Classification (SIC) code that would require filing an application for an NPDES stormwater permit On-site stormwater drains are located throughout paved parking areas Stormwater is diverted into the public stormwater mains and is eventually discharged into the Stockton Channel 34 Releases to Air Versar observed one point source air emission at the Site The groundwater remediation system located on the Site would require an air permit, however, the system is currently not in operation Additional federal, state, and/or local air emission permits are not required for other operations conducted at the Site -10-