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E <br /> .r- <br /> r Cwtogical Techlucs Pic. <br /> 11077 1St. <br /> Modesto,California 95354 <br /> (209)522-4119lFax#522-4227 <br /> October 3, 2002` `ESN <br /> ENV1K�� ' <br /> GTI Project No.: 750.3 PERM1l+SERv�C <br /> GTI Project Name: 'City of Escalon <br /> Ms Heather Kuklo <br /> San Joaquin Valley Unified Air Pollution Control District <br /> 4230 Kiernan Road, Suite 130 <br /> Modesto, California 95356 <br /> RE: Authority To Construct(N-4546-1-0) Startup Inspection Monitoring Results(9/17/02) <br /> City of Escalon(Former Arco Mini Mart), 1305 Escalon,Ave.,Escalon, CA <br /> Dear Ms Kuklo: <br /> Attached are copies of the laboratory data (Air Toxics) for the influent and effluent air samples <br /> collected on September 17, 2002 from the internal combustion engine (I.C.). The I.C. is being <br /> used to control emissions from the soil vapor extraction system operating at the Former Arco <br /> Mini Mart site. <br /> The attached calculations show that the I.C. was meeting the 95% efficiency standard. <br /> Monthly samples will continue to be collected and the results will be submitted to your office. <br /> If you should have any questions regarding this project please contact.myself or Ray Kablanow <br /> at the office. <br /> Respectfully Submitted, <br /> GEOLOCylCAL TECMNlCS INC <br /> Michael J. Niemi <br /> Geologist <br /> cc: Lori Duncan—SJC PHS/EHD <br /> i Gordon Boggs—RWQCB-CVR <br /> Doug Stidham—City of Escalon <br /> i <br /> USTCFP- <br />