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for site specific information: Again <br /> Item 7. other sources <br /> this information <br /> is thatutY.e ground water mentioned <br /> rep . <br /> dtorbe <br /> It should be <br /> between 11 and <br /> outttoe <br /> the 15blow thefoot£depthnd the tank field <br /> excavation c verbal <br /> During the initial investigation of the <br /> this ESlter <br /> communications W1rad ent sDavid A den Park Aof ssessmentoArea"edSouth <br /> presence of an upgite own Crude-Bunker type oil <br /> of the floating sertheashailow ground. This water, <br /> at the time has not left <br /> on the site. <br /> SITE CHARACTERISTICS <br /> Item 1. <br /> Describe evidence of leakage present. <br /> a WEGE geologist noted <br /> During the excavation for tank removal, this sheen <br /> al and a <br /> duct <br /> hydrocarbon odor in the tank bacos��lina he�excavationr(this sheen <br /> on the ground water that was exp good condition with <br /> have been attributed to spillage during the tank and product <br /> may The tanks were found to be in g <br /> line removal) • points of failure. No staining of. the native soil <br /> no evidence of p excavation were noted. <br /> les <br /> exposed along the sidewalk of the <br /> Laboratory analysis of the sidewalls of the excavation and <br /> esabelow <br /> Lab y the monitor well installation borings <br /> obtained from <br /> detection limits. <br /> The sample obtained from PPm <br /> the wcavatedste oil <br /> andexcavation <br /> five samples 2takee <br /> T <br /> motor oil, this area was overex <br /> etroleum hydrocarbons through the <br /> from the sidewalk and the base of the excavation. These sam <br /> were below detection limits for p <br /> motor oil range. led on April 19, <br /> The water found in the tank excavation wassampled <br /> gasoline range <br /> 1g$6. This water was found towell MW1 <br /> hydrocarbons, along with the sThelexcavation wasobtained mleftlopen (during <br /> by tank f iel.d) . T <br /> {north- of the ermission to install the new <br /> the . summer months) while awaiting This proved to be beneficial in <br /> fiberglass doublegasoliie rang. hydrocarboneve oration• <br /> walled e Tisprcontaminated. ground <br /> remediating the hydrocarbons, by evaporation. <br /> on <br /> water by recovering and re , 1990 around water Sampling Rep <br /> As documented in the July 2, . <br /> all wells have shown below detection limits for Total <br /> - ---Table-_2, - 5 19-8L.- - ---- ----- - - - <br /> petroleum Hydrocarbons--since-July- :- <br /> 2, Visible preferential pathways in the excavation pit. <br /> page2 <br />