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+ J ap - <br /> eolag��'ccaI? Fuxirs <br /> ecZnc. <br /> ' McGranal n 2 <br /> {Gawne Rd.) <br /> Project No.; 251.3 . <br /> January 26, I998 <br /> 3. volume of soil contaminated by the chemicals <br /> 4. contaminant concentrations <br /> 5. soil pore vapor contaminant concentration <br /> 6. unit conversion <br /> We now believe the actual number was closer:to 200 gallons with a possible factor of 2x that <br /> amount. This means that since the vapor extraction system has removed approximately 85 <br /> gallons, or 45% of the estimated volume :of gasoline, which allows us to accelerate <br /> recommendation for closure of this site. <br /> With the new information, along with the remedial work to date; we now know that removal of <br /> the risk to human health and the environment should be completes Therefore"we can safely make ; <br /> the following recommendations: <br /> . i- The VETS system should be shutdown permanently. <br /> 2. A�fimdl report wilr]3e submitted outlining the work and test-rresu <br /> " 3. The site should then be considered for a low risk closure. <br /> Respectfully, ► <br /> GEOLo ICU TECHNICS 2NC. <br /> Raynold I. Kablanow II, Ph.D. <br /> RG/HG/REA <br /> cc: Ron Rowe - SJC PHS/EHD <br /> Diane Bufalacchi - SJVUAPCD <br /> USTCFP <br /> 9'�^��zsncar9aizst rim ta9atr.� <br /> " <br /> i <br /> I <br /> i <br /> r <br />