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. y y <br /> m <br /> `.� :mo``'t r��'��•L..><..-�. ,;:..� <br /> BROWN AND CALDWELL 40th Annaver;vary 19.17--1987 --- — <br /> r CONSULTINGENGINHRS Senirr h'rcelkrtrer Qicirru� <br /> ar n <br /> December 3, 1987 <br /> DEC 1 "7 <br /> R.S. IAEN-FAl_ HEALTH <br /> Ms. La1+rie Cotulla, tLV V <br /> lrnvirotunental Health Division <br /> QFlT/ <br /> San Joaquin County Local Health District <br /> 1601 Lust Hazelton Avenue <br /> Post Office Box 2009 <br /> .' Stockton,California 95201 017-3214-08/1 <br /> j <br /> i <br /> Subject: Product Removal from Monitoring Wells at <br /> ARCO Service Station 434,Lodi,Cali€ornia\ <br /> Dear Ms.Cotulla: <br /> As requested by Mr. Harlan Knoll, I am sending copies of our correspondence with Mr. <br /> Stephen Boll of the California Rcgioaal Water Quality Control Board, Central Valley <br /> Region. Phis correspondence is regarding product rcmoval records for monitoring wells W- <br /> z` , 1,W-2,and W-3 at ARCO Siatiou 434 in Ledi. <br /> When free product was discovered on she groundwater surfac in the three wells in August <br /> t+ 1587, Brown and Cal-3we11 had the product removed %,d, in conjunction with Mr. <br /> Boll, monitored the rate of recharge of product into the wells. Mr. Boll determined ti:.:t <br /> the product would be resnovch) biweekly (when product in any well recharged to about e <br /> inches). In the .future, we will carbon copy you on this correspondence. if you have any <br /> questions or comments,please call me at(91.6)444-0123. <br /> Very truly yours, <br /> BROWN AND CAL\7FDWELL <br /> r.T <br /> 1 ' . 1 g <br />� q Jeanne S.YVallberg. <br /> Project Hycirogeologist <br /> -is JSW.mjd <br /> Enclosure <br /> cc/enc: Mr.S.Boll,Ctlifomia Regional Water Quality Control Board, <br /> g Central Valley Region <br /> t <br /> cc: Ms.Karen Schultheis,ARCO Petroleum Products Company,San Mateo <br /> Y <br /> ice- 72355TREET SACRAMENTO,CA95RI4•(91G1444 0123 - - ^- <br />