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Advanced <br /> EnvironmentalJ .- <br /> Geo � <br /> t a, <br /> 27 February 2001 <br /> AGE-NC Prolect.No: 97-0290' _ <br /> Ms.Lori Duncan MAR' 0. 8 200� . <br /> San Joaquin County Public Health Services=Environmental.Health Division <br /> 304 East Weber Avenue,Third Floor - E:NV.IUNMENT HEALTH . <br /> Stockton, CA 95202 ': ' PERMIT/SERVICES <br /> Subject: Soil Vapor Extraction Results'and Modifications- <br /> Lodi <br /> odificationsLodi Theater Project <br /> 107 North School Street,Lodi;California'' <br /> Dear Ms. Duncan: <br /> As part of the progression,of the :soil vapor extraction and air-sparging-program at the site; lower <br /> concentrations of volatile hydrocarbons have been extracted while fuel costs have increased significantly, <br /> currently beyond the cost effective remediation goals for the site. <br /> Advanced GeoEnvironmental,Inc. (AGE)proposeslo continue to extract hydrocarbons utilizing an active , <br /> vacuum blower and two carbon canisters (55-gallons each). Monitoring and sampling,will continue as . <br /> currently underway(monthly). This modification of the remediation system will continue to allow for the <br /> recovery and destruction-of hydrocarbon vapors,.yet at a lower energy cost.The approximate duration of the . <br /> remediation at the site will likely remain at approximately six months to allow for.removal of the dissolved <br /> • hydrocarbons from the-ground water at the site. r x <br /> If•you have any questions or comment$;please'contact our office at(209)4671006: <br /> Sincerely, � ° s <br /> Advanced GeoEnvironmental,Inc. , '• - <br /> 03 4 <br /> William Littlev . = <br /> Project Geologist <br /> s cc: Lodi CC 12,LLC <br /> - 837 Shaw Road,Stockton,California 95215 <br /> Telephone(209)467-1006 FAX(209)467-i 118 <br />