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y � I <br /> UI <br /> COUNTY OF SAN JOAQUIN THOMAS R.FLINN <br /> DEPUTY DIRECTOR <br /> DEPARTMENT OF PUBLIC WORKS <br /> P.O.BOX 1810-1810 E.HAZELTON AVENUE <br /> °4 •F'oRSTOCKTON,CALIFORNIA 95201 THOMAS M.GAU <br /> (209)468-3000 DEPUTY DIRECTOR <br /> MANUEL LOPEZ FAX(209)468-2999 <br /> DIRECTOR <br /> STEVEN WINKLER <br /> DEPUTY DIRECTOR <br /> January 11, 2001 <br /> Wendy Arano <br /> California Regional Water Quality Control Board <br /> Central Valley Region <br /> 3443 Routier Road <br /> Sacramento, California 95827 <br /> SUBJECT: FOOTHILL SANITARY LANDFILL GROUNDWATER MONITORING <br /> Dear Ms. Arano: <br /> Enclosed is a copy of the Fourth Quarter and Annual (2000) Monitoring Report for the Foothill <br /> Sanitary Landfill. Results from the Fourth Quarter show detections of Volatile Organic <br /> Compounds in the downgradient well MW-3. Trichloroethene and 1,1-Dichloroethene were <br /> detected in MW-3, the County has prepared an Evaluation Monitoring Plan for this well, and is <br /> awaiting a response to continue the process for changing the Waste Discharge Requirements. <br /> This report is submitted to comply with Waste Discharge Requirements Order No. 94-258. <br /> If you have any questions, please call me at(209) 468-3066. <br /> Sincerely, <br /> -�WZ55� &� <br /> MICHAEL KALISH <br /> Associate Engineer <br /> MK:vn <br /> N:\Michael\FH\GWmon\4thOOlet.wpd <br /> Enclosure <br /> c: Robert McClellon,Environmental Health Division,Public Health Services <br /> LA 64201 <br />