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HeBrown and Caldul'�-) �-- <br /> Consultants <br /> r� <br /> 723 S Street <br /> Sacramento E <br /> S} <br /> California 95814-7092 F fa <br /> (916)444-0123 q^ <br /> FAX(916)444-8437 JAN 3 1 1992 <br /> January 29, 1992 ENVIRONMENTAL HEALTH <br /> PERIx l T%SERVI Ctrs <br /> Ms. Mary Meays <br /> San Joaquin County <br /> Public Health Services <br /> Environmental Health Div si0n - <br /> -Post office BOX 200'y <br /> Stockton, California. 95201 01.7=5690-02/1 <br /> Subject: Response toetter.from San Joaquin County Regarding ARCO>i <br /> .Ltwn 21339 <br /> i <br /> Stockton, Site (:ode 1021 <br /> I <br /> Dear MIs. Meays: j <br /> The purpose of this letter i-s,to respond to.the 'tetter from the San Joaquin County f%7.t.JX <br /> Health Services, Enviironrrie aal. Health Division (County)-dated January 9, 1.992. Tlhe.letier <br /> addresses a number of items with regard to.ARCO Products Company (ARCO) ;Station 2.133 <br /> lccated at 2908 West Benjamin Holt Drive, Stock--ton. . 'Irne items are addressed here in the <br /> same order in which they appear in the.January 9 letter. A. copy of the January9 letter is <br /> attached for reference. <br /> • Item 1. Groundwatcr monitoring wells BHD-1.,BHD-2, and E-8 :will be sampled <br /> for fecal coliform in -the fust and second quarters of 1992 (January and April <br /> 1992). Wells E-8 and`BHD.-1 were sampled for nitrates in the fourth quarter of <br /> 1991- (October). 1,1jhe .resultsof dhis sampling indicate that nitrates iia <br /> Cmc n�: il?0vc he�/Taysp.,, f'r�..o,«..--,,,.e.T r�Vel (NI 7 " - <br /> a. t�ev: .,,.ya_u,.__. ..ve.s...<'u:L %--cbL...v yr �w'+.a t...i./ G4. aa�ra Ya.t iwa :�ir. <br /> groundwater inthe-se. weds <br /> • Item 2. The documentation for the disposal of the stockpiled soil generated <br /> during the reclamation,tank removal and waste oil tank installation is included <br /> with the report "Excavation of Product Recovery Tank and Installation of New <br /> Waste Oil 'Tank at ARCO Station 2133; Stockton" that was submitted to the <br /> County on January 13, 1992. <br /> • Item 3. The documentation for purge water disposal for past sampling events has <br /> been included in the Fourth Quarterly Report for 1991. Documentation for purge <br /> water disposal for future sampling events will be included with future quarterly <br /> reports. <br /> 5690.CORRESP,9690-02.1—1 <br />