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J . H . K-EI N FELD ER & ASSO MATES <br /> GEOTECHNICAL CONSULTANTS . MATERIALS TESTING <br /> ENVIRONMENTAL RESOURCES <br /> 9795 BUSINESS PARK DRIVE,SUITE D <br /> SACRAMENTO.CA 95827-1794 <br /> (916) 366.1701 <br /> May 4, 1987 <br /> File: 24-2041-2 <br /> Mr. Bob Cortelyou <br /> Manager, Operation Services A Y D <br /> g <br /> Progresso Foods/Ogden NVl/�Q'1 �98� <br /> P.O. Drawer "J,r FfRI►�j fNTAC <br /> Stockton, CA 95201-3013 TjSFRV/�SCTy <br /> SUBJECT: Analytical Results <br /> Dear Bob: <br /> The enclosed analytical results are for the three ground water samples <br /> collected on April 29, 1987 at the Progresso Foods/Ogden facility located <br /> at 1405 South Fresno Avenue, Stockton, California. The water samples were <br /> collected from three ground water monitoring wells around the underground <br /> #6 fuel oil tank (MW-1, MW-2, MW-3) . The samples were analyzed for total <br /> recoverable hydrocarbons (EPA 418.1/TRH) by California Analytical <br /> Laboratory/Enseco in West Sacramento. <br /> The total recoverable hydrocarbon results for the February 12, 1987 and <br /> April 29, 1987 sampling rounds are as follows: <br /> TOTAL RECOVERABLE HYDROCARBONS <br /> mg/L <br /> MONITORING WELL: MW-1 MW-2 MW-3 <br /> SAMPLE I.D. : W-001 W-002 W-003 <br /> Sample Date <br /> February 12, 1987 .3 ND ND <br /> April 29, 1987 ND .5 ND <br /> ND - Not detected above .2 mg/L. <br /> Hydrocarbons were detected in the sample collected from monitoring well <br /> MW-1 during the first sampling and in monitoring well MW-2 in the second <br /> round of sampling. Differences in the hydrocarbon concentrations could be <br /> related to time elapsed between sampling rounds or a slight change in <br /> OTHER OFFICES:Walnut Creek . Sunnyvale . San Ramon . Reno . Stockton . Fresno . Fairfield LSI�l_1 <br /> Rohnert Park . Merced . Los AnEeles . Las Vegas . SL George, Utah <br />