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�oPau`t N''�o <br /> Z I Z COUNTY OF SAN JOAQU I' EUGENE DELUCCHI <br /> DEPARTMENT OF PUBLIC WORKS CHIEF DEPUTY DIRECTOR <br /> P.O.BOX 1810—1810 E.HAZELTON AVENUE THOMAS R.FLINN <br /> •.:a STOCKTON,CALIFORNIA 95201 DEPUTY DIRECTOR <br /> Cq��F..... FAX(209)468—(209)468-3000 MANUEL LOPEZ <br /> 2999 DEPUTY DIRECTOR <br /> HENRY M.HIRATA <br /> DIRECTOR <br /> ;a r k aw <br /> i„ 1;- <br /> May 13, 1994 <br /> MAY 19 1994 <br /> ENV <br /> PERMIT i SERVICES <br /> M E M O R A N D U M <br /> TO: Al Olsen, Program Manager <br /> Public Health Services <br /> Environmental Health Division <br /> FROM: Tom Horton <br /> Integratedas a Manager <br /> SUBJECT: LANDFILL GAS MONITORING AT THE <br /> HARNEY LANE SANITARY LANDFILL <br /> This is in response to your letter dated April 5, 1994, regarding <br /> landfill gas monitoring at the Harney Lane Sanitary Landfill. Each <br /> comment is listed below followed by a response. The Landfill Gas <br /> Monitoring Plan has been revised accordingly. Please replace your <br /> existing document with the enclosed plan. <br /> Comment 1• <br /> 00Monthly monitoring of the labor camp structures for methane shall <br /> occur from May through October. Quarterly monitoring may resume <br /> November through April. " <br /> Response: <br /> Monitoring of the labor camp structures will be performed according <br /> to the schedule requested. <br /> Comment 2• <br /> "The gas monitoring wells closest to the labor camp (GW-1, GW-2, <br /> GW-3 , and GW-4) shall be sampled for the ten Calderon air SWAT <br /> compounds and analyzed by the United States Environmental <br /> Protection Agency Method TO-14 (Determination of Volatile Organic <br /> Compounds in Ambient Air Using Summa Passivated Canister Sampling <br /> and Gas Chromatographic Analysis) . This sampling shall be <br /> performed by May 30, 1994. 11 <br />