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Hinkley, Darcy <br /> From: Hawley, Elisabeth <br /> Sent: Thursday, February 02, 2012 4:50 PM <br /> To: Hinkley, Darcy <br /> Subject: FW: OCC Lathrop: AgChem Area-Additional Boring Locations <br /> Here's the final go-ahead on our Ag Chem Area work plan. <br /> Elisabeth <br /> -----Original Message----- <br /> From: Siddharth Sewalia rmailto,ssewalia@k!aterboards.+ca.gov1 <br /> Sent: Thursday, February 02, 2012 1:38 PM <br /> To: Sewell, Liz <br /> Cc: Hawley, Elisabeth; Hackman, Scott; George Luxbacher(@oxy.com <br /> Subject: Re: OCC Lathrop: AgChem Area - Additional Boring Locations <br /> Liz, „ <br /> The Regional Water Boardstaffconcurs with the proposed additio-nal boring locations (SB-1 <br /> and SB-2). Please follow the scope of'`work as ''described in the November 10,° 2011 Sail and) <br /> Groundwater Sampling in Former AgChem Area (work plan). Staff also concurs with the <br /> proposed analysis of additional chemicals of conCeg as 'requested a le�tei^' a u 1 January,' <br /> 2011. <br /> Thanks, <br /> Sid Sewalia <br /> Water Resource Control Engineer <br /> California Regional Water Quality Control Board Central Valley Region 11020 Sun Center Drive <br /> #200 Rancho Cordova, CA 95670 <br /> (916) 464-4658 Direct <br /> (916) 464-4782 Fax <br /> ssewalia@waterboards.ca.goy <br /> >>> "Sewell, Liz" <Liz.Sewell@arcadis-us.com> 1/26/2012 2:07 PM >>> <br /> Sid, <br /> In accordance with your work plan approval letter dated January 11 for the Former OCC Lathrop <br /> Facility (attached), we are proposing two additional boring locations (SB-1 and SB-2) as <br /> shown on the attached figure. Please let me know if you concur with these locations. We <br /> will also plan to analyze for the additional chemicals of concern (CDCs) as you have <br /> requested. <br /> We will schedule the field work as soon as we receive your approval on the additional <br /> locations and we will provide you with at least one week notice in advance of the field work <br /> to allow for your observation. Please contact me with any questions. Thank you. <br /> Liz Sewell, PG I Resource Manager I Associate Vice President I liz.sewell(@arcadis-us.com <br /> ARCADIS U.S., Inc. 1 1410 Rocky Ridge, Ste. 330 1 Roseville, CA 95661 T. 916.786.5535 <br /> (Roseville) I M. 916.425.5098 www.arcadis-us.com Professional Registration / PG-CA, #6743 <br /> ARCADIS, Imagine the result <br /> 1 <br />