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*ape V <br /> Advanced <br /> GeoEnvironmental, Inc. 0 : <br /> 28 March 2005 <br /> AGE-NC Project No. 95-0111 <br /> ' 6 ?_005 <br /> Eh'VIF;ONMENT HEALTH <br /> Ms. Lori Duncan PERMIT/SERVICES <br /> SAN JOAQUIN COUNTY ENVIRONMENTAL HEALTH DEPARTMENT <br /> 304 East Weber Avenue, Third Floor <br /> Stockton, CA 95201 <br /> Subject: Monitoring Well Destruction Report <br /> GRANT LINE GAS & FOOD <br /> 2420 Grant Line Road,Tracy,California <br /> Dear Ms. Duncan: <br /> At the request of Mr. Joe Toste,Advanced GeoEnvironmental,Inc. (AGE)has prepared this report <br /> for the destruction of six ground water monitoring wells (MW 1, MW2, MW4, MW6, MW7 and <br /> MW8) at 2420 Grant Line Road, Tracy, California(the site). <br /> INTRODUCTIONBACKGROUND <br /> Eight two-inch diameter ground water monitoring wells (MW1 through MW8) located at the site <br /> were part of a subsurface investigation of the former underground storage tank (UST) area. <br /> Monitoring wells MW 1 and MW3 were installed to maximum depths of 20 feet below surface grade <br /> (bsg); well MW2 was installed to a maximum depth of 17 feet bsg; wells MW4, MW5 and MW6 <br /> were installed to maximum depths of 14 feet bsg; and wells MW7 and MW8 were installed to <br /> maximum depths of 15 feet bsg. The monitoring wells were installed using 8-inch diameter hollow <br /> stem augers. <br /> The location of the site is illustrated in Figure 1.A site plan is illustrated in Figure 2. In accordance <br /> with the San Joaquin County Environmental Health Department(EHD)requirements,wells MW 1, <br /> MW2, MW4, MW6, MW7 and MWS must be properly destroyed to obtain final site closure. The <br /> well locations are illustrated on Figure 2. <br /> 837 Shaw Road,Stockton,California 95215 <br /> Telephone(209)467-1006 FAX(209) 4674118 <br />