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JJW GE45CIENCES�/�(i.- General:@ngineering Contractor(CA Lic 9706568) <br /> ~ DHS-Certi(IOcf Analytical',Labotatory(EtJ1P#2012 <br /> -. Environmental Consultants _ .x F� ` ) l <br /> . ,€moi t�f_. .well Dulling Contractor(G-57 License#706568 <br /> Engineering <br /> _ Contrac-tor cosacertinad Asbestos consnant(992-0814) <br /> j <br /> ENVIAOlVM NTAL HEALT"H'ZIVISION <br /> ` December 1 1998; Weber Ave:Third Floor - <br /> 304 E. <br /> i? , 388 CA 95201-038$ <br /> - _ <br /> O Box , Stockton <br /> Appr( ved' <br /> - _ <br /> 'Denied . <br /> Conditions a <br /> - - - - _ - ih <br /> Owe <br /> -- Gate 12 �. <br /> Mr. Jeff Wong _ <br /> g-- by <br /> -San Joaquin County Public Health Seruicet. - <br /> -_ - Enyironmentai Health Diiiision - , <br /> 304 E. Weber,Street, Third-Floor <br /> Stockton, CA 95202 _ <br /> _ DEC 4 2ai998�__ <br /> sub� �t <br /> Valley Showcase <br /> 913W.-Fremont Street.. - <br /> _ ==Stockton,-California <br /> WORKPLAN-FOR- ORCO_PLACEMENT AND MONITORING <br /> Dear.Mr".---Wong:-,- <br /> "Ms <br /> - - JJW Geosciences- Inc has recently been retainedby the owners of the- Valley" <br /> _ Showcase site-to carryo., future environmental ser-vices for the-above-referenced site. - <br /> Prior work,.was.,.perforrried by William-.1.:Hunter. & Associates: :1JW Geosciences. has - <br /> �coordinated the:change_ofi consultants,with:William J:"Hunter_& Associates to insure a : - = <br /> smooth transition <br /> According to=Mr.''Bill Hunter, of William.J. Hunter'.4 Associates, the.status of the Valley <br /> Showcase site Lias recently consisted of quarterly monitoring and sampling: Mr. Hunter <br /> v _.. , <br /> __indicated` that :you recently approved_-{verbally): -a-.plan -to .place Oxygen 4-Release4- <br /> Compound (ORC®) in monitoring well MW-2- �ORCO'caWbe an-effective-means of <br /> - ^s-stimulating -an .increase ;,in natural biodegradation of_ the petroleum hydrocarbons.%. <br /> Monitoring well MW-2 has typically_been the "hot..well at the-site '- <br /> -'_ <br /> -:Since-the'Walley Showcaseg�owners-ffare receiving= corrective _action reimbursement,_ .- <br /> -through -,the Cleanup -Fund,,-we._will `need;to obtain pre-approval-for placement of the <br /> :_ ORCO. `in order:for us to:do fhis., we_will need'a written-directive from your office-vtiihich <br /> "F MIA <br /> approves:placement of ORCO -_Thisworkplan outlines.ourproposed activities so that a_=I <br /> directive may be.`issued - _ <br /> ns- <br /> = Rancho Cordova - .- South Lake Tahoe _ Atascadero .. <br /> - 1.1350 Monier Park:Place,'Rancho Cordova,,CA 95742' Tel:-916:853.8025 W'--Fax: 916.853.8029 <br /> _ n _ _ <br />