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q DEFENSE LOGISTICS AGENCY <br /> DEFENSE DISTRIBUTION DEPOT SAN JOAQUIN <br /> P.O.BON 960001 <br /> STOCKTON,CAA 9595296 <br /> IN REPLY DDJC-FA Novemeber 22,2002 <br /> REFER TO: <br /> Mr. Leo Chambers <br /> System TWT Transport,Inc. <br /> 707 Roth Road <br /> French Camp, CA 95231 <br /> Dear Mr. Chambers: <br /> Enclosed herewith are the test results for the sample taken from your well PW-022. The well was <br /> sampled during the fourth quarter of calendar year 2002. The results indicate the water from your well has <br /> no detectable levels of the volatile organic compo (VOCs)anal ed for excet for the toll owin , <br /> Sample ED Date Compound Results RL PHG MCLG MCL <br /> -PYA u ugn owl u <br /> PW022-NS 10/23/02 1,2 Dichlorcethane 3.7 0.5 0.4 0 0.5 <br /> 1,2 Dichloro ro ane J0.4 0.5 0.5 0 5.0 <br /> • J—flagged results indicates estimated concentration above test method detection limit and below RL <br /> • PHG—Public Health Goal is the level of contaminant in drinking water below which there is no <br /> known or expected risk to health The PHGs are set by the CA Environmental Protection Agency. <br /> • MCLG—Maximum Contaminant Level Goal:the level of contaminant in drinking water below which <br /> there is no known or expected risk to health The MCLGs are set by the U.S.Environmental <br /> Protection Agency. <br /> • MCL—Maximum Contaminant Level is the highest level of contaminant that is allowed in drinking <br /> water by Federal and State of California laws and regulations. <br /> • Primary MCLS are set as close to PHGs(or MCLGs)as economically and technologically feasible. <br /> • ug/1—micro-grams per liter(parts per billion) <br /> The water is exceeds the MCL of 0.5 ug/l for 1,2 Dichloroethane. Based on years of monitoring and <br /> environmental investigations,the compounds detected in your well are not due to any past activity at <br /> Sharpe Site. If you have any questions,please call Mr. Maurice Benson at(209)839-4065 or me at(209) <br /> 839-4129, e-mail: jeuzman(alddc.dla.mil <br /> Sincerely <br /> OHNJ. GUZMAN <br /> Environmental Program Manager <br /> Enclosure <br /> CC: <br /> Mr.Peter MacNicholl,CA DTSC <br /> Mr.Marcus Pierce, CA RWQCB <br /> Mr.Michael Work,US EPA <br /> Mr. Jarel Starling,CEHNC <br /> Mr. Graham Sharpe,URS <br /> N <br />