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Paints and asphalt sealer was noted in 19-liter(5-gallon) uckets on pallets in the wood storage shed. Seven portable propane containers were noted in the wood storage shed. The warehouse contained miscellaneous containers of cleaning and janitorial chemicals, paints and supplies. The gas house contains eight drums of petroleum oils and products, grease, fuses, floor sweep, batteries and a small pesticide storage container. Chemicals contained in the onsite ASTs are is disco sed hereinafter in Section 4.1.9 "Storage Tanks." 4.1.3 Refuse & Debris The western unpaved portion of the Site is the storage area for stockpiled materials including aggregate rock stockpiles, boulders, slide material, piping, fencing, plastic spill kits, wooden pallets, timbers, rusted metal parts, signs, tires, an empty asphalt emulsion AST, an empty kerosene AST and water AST are stored in the western portion of the Site. A photograph of the empty asphalt emulsion AST, empty kerosene AST and materials stored in the western portion of the Site is presented on Figure 10e, Photo No. 10. 4.1.4 Site Drainage Surface water leaves the Site as sheet flow and collects in an unlined ditch southwest of the Site that runs along the north side of Krohn.Road and empties into Placencia Field, a drainage basin approximately 0.2 km (0.12 mile) southwest of the Site. A depression was noted along the eastern boundary of the Site where water may collect and flowsouth into a canal south of the Site. The Site may collect surface water flow from 11`h Street during rain events. 4.1.5 Surface Vegetation and Soil Conditions Onsite vegetation includes pine trees, weeds and shrubs north and east of the office. Onsite vegetation appeared healthy and did not display evidence of stress. Weed growth however had been recently sprayed with "Roundup." Discolored or stained soils were not noted during the onsite reconnaissance. 4.1.6 Water Wells A 3,800-liter(1,000-gallon) water pressure tank and a 20- entimeter(8-inch)domestic water well are located southeast of the warehouse. The domestic well was installed in 1969 to a depth of 46 m(150 feet) bgs and was deepened in 1970 to a depth of 73 m ( 41 feet). The well was reportedly used for domestic water supply purposes until 1991 when the line from the well was cut and capped north of the gas house. The water well is currently used to fill wa er trucks through the overhead water stand pipe and to supply one fire hydrant. The Site is currently serviced by city water. Analytical data for Y the water well was not available for review. A photograpt of the water well and pressure tank east of the warehouse is presented on Figure 1Of, Photo No. 11. A photograph of the overhead water stand Project No.58225-06-146 - 15 - May 25,2001