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• PETE WILSON, Governor <br /> STATE OF CALIFORNIA <br /> CALIFORNIA REGIONAL WATER QUALITY CONTROL BOARD <br /> CENTRAL VALLEY REGION <br /> 3443 ROUTIER ROAD, SUITE A <br /> Sacramento, CA 95827-3098 <br /> PHONE: (916)361-5600 <br /> FAX: (916) 361-5686 <br /> a� TM .;w <br /> JAN 2 7 1992 <br /> 24 January 1992 ENVIRONMENTAL HEALTH <br /> PERMIT/SERVICES <br /> Mr. David Bates <br /> Marley Cooling Tower Company <br /> 5800 Foxridge Drive <br /> Mission, Kansas 66201 <br /> OT <br /> T AND <br /> REVIEW OF U SOIL R MARLEYSHING COOLINGLTTOWERUDCOMPANY, SANNJOAQUIN COUNTY <br /> Report and <br /> Situ Soil Flushing Pilot Study EvaluatT nth submitted <br /> In m b <br /> the ste <br /> We have reviewed or the Full-Scale Soil Flushing SY method of <br /> document f approve of this <br /> specification r <br /> on 25 November 1991 by Black & Veatch. Again, we o ensure <br /> disposalaforaa portionoofofhe treated e ffluentinTtheunsatudratedtzonenandring <br /> of the ground water quality to the east of the soil flushing area it will be <br /> necessary to install anwooditional ntnbuildnnwell Enclosed e <br /> isaememorandumto <br /> the east of the <br /> which addresses our concerns. <br /> We understand that the planned start-up for the full-scale soil flushing <br /> ata <br /> system is 20 April 1992. FroiTi the effect ofdthetflussher ingtsystem can collbetexpected 9to <br /> the pilot study round <br /> ears to be able to <br /> cause a dilution to the contaminant concentrations in the underlying g <br /> water. The Andco water treatment system, now expanded app <br /> treat the soil flushing water as proposed. <br /> We are presently working on the modifications tpermit requireour d for�the lstart- <br /> pollution Discharge Elimination System ground(NPDES) p <br /> up of the full-scale soil flushing and ground water extraction cleanup <br /> proceed under <br /> program. Because it is so important to expand the cleanup of ground water, <br /> start-up <br /> exi ti gthe full <br /> permit.sWelplanotodwater recommendtnoction enforcement ofythe flow limits <br /> stem <br /> your existing p <br /> in the <br /> etpermit <br /> ashlong <br /> er plas al send ethe erevised ndraft requirements to0ES youpmid <br /> � <br /> February so that any comments or recommendations you may have can be submitted <br /> to this office as soon as possible. <br /> Review of sitewide cleanup is to continue These rh the eportsrshouldtion includedata in <br /> the quarterly reports prepared by Marley. <br /> documentation of the successful capture of the flushing water in the retort <br /> area and control of the regional ground water plume. Water level elevations <br />