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R603 UPDATE-34 11/16/94 <br /> area near the well and should help control migration of the <br /> ground water plume and enhance remediation of this site <br /> As of October 26, 1994 an estimated 11912 7 gallons of gasoline <br /> range hydrocarbons have been removed from the soil and ground <br /> water beneath this site Previously removed floating product <br /> (40 25 gallons) , condensation from vapor extraction (48 75 <br /> gallons) , pro3ected petroleum hydrocarbon vapor extraction- <br /> destruction (73898 pounds/6 . 25 = 11823 7 gallons) No <br /> chlorinated solvents were detected in chromatogram comparisons of <br /> the vapor (air) samples, "i e is 1, 2, -Dichloroethene (DICE) - <br /> retention time 2 079 minutes, Trichloroethylene (TCE) - retention <br /> time 3 023 minutes and Tetrachloroethylene (PCE) - retention <br /> time 3 75 minutes <br /> In the past, water samples from MW1 and MW6 were tested using EPA <br /> method 8240 and were below detection limits for these compounds, <br /> see Update Status Report 21, September, 1993 Water samples <br /> obtained on March 4, 1994 from MW1, MW6, MW9 and MW11 were tested <br /> using EPA Method 8010 and were below detection limits for these <br /> compounds <br /> TIME FRAME <br /> November, 1994 Monthly air sampling and ground <br /> water gauging. <br /> December, 1994 Monthly air sampling and ground <br /> water gauging with quarterly <br /> monitoring well sampling. <br /> HEALTH AND SAFETY <br /> This site is being treated as a class D site, normal common sense <br /> is to be used <br /> LIMITATIONS <br /> The conclusion and recommendations presented in this report are <br /> based upon the following <br /> A The exploratory test borings drilled at the site <br /> B . The Bouwer and Rice Slug test <br /> C. The Vapor Extraction Source Test <br /> D. The observations of field personnel <br /> E The resuiEs of laboratory analysis performed by a State <br /> certified laboratory <br /> E. Referenced documents <br /> F. Specifications supplied by "REMOX" for the Authority to <br /> Construct Permit . <br /> PAGE 3 <br />