Laserfiche WebLink
WESTERN 1 86 1 V,I til ANII K S I R1 I I <br /> GEO-ENGINEERS WOOD] AND( n 94;770 r,nc1� <br /> Eza <br /> (5 30) 668-51)00 <br /> CAI 11 C ON i RAC I OR tl513857 1 AX 1 X34)662-0273 <br /> Iii (JI51 1121 D(E1 01 O(,1 )1 nLgi rI IllulhU Lnm <br /> Mr Michael J Infurna Jr May 2, 2000 <br /> San Joaquin County EHD <br /> 304 East Weber Ave , Third Floor <br /> Stockton, CA 95201-0388 rY j <br /> Deai Mi Infurna <br /> Please find enclosed one copy of Western Geo-Engineer's "January-Match 2006 <br /> Quart( t ly Groundwater Monitoring Report for Sanchez Property, 1876 Countiy Club, - <br /> Blvd , 5toc,kton, CA" dated Apel 24, 2000 <br /> fhc LLCOmmendations of this most recent quarterly groundwater monitoring i�,poit <br /> Inc,ludL the construction of a workplan to provide spcclficatrotls lot the lollowing Items <br /> that have been pre-approved by the US t Cleanup Fund Program <br /> o Install offsite monitor well west of MW 1 to define downgradient extent of <br /> groundwater contamination plume <br /> o Conduct pump test at existing on-site monitor well to determine feasibility of <br /> dcwateiing during overexcavation of former UST area and/or dewatering in <br /> conjunction with vapor cxti action <br /> a Conduct airsparging/vapor extraction pilot test using an sparging in conJunc.tton with <br /> the installation of horizontal vapor collection piping within a backfilled trench that <br /> traverses the former UST area <br /> We have, received pre-approval of costs from the UST Cleanup 1-und In the amount 01 <br /> $26, 799 85 to Implement these rcLommendations and use the resulting Information to <br /> PILpat- a COIIC .tive Action flan fol the site <br /> The above information was also Included in the cover letter accompanying the Octobei- <br /> Dccember 1999 Quarterly monitoring report for the site 1 asked you then to provide <br /> written (,oinrnent on whether your office would require a workplan before piocceding <br /> with any or all of these proposals When I did not receive a response I asked you in <br /> person on February 25, 2000 to please review that letter and respond in witting Please <br /> respond so that we may proceed with the Investigation and remediation of this site <br /> Sincetcly , <br /> David I,Izrel all <br /> Western Geo-Engineers <br /> Cc MI and MIs Manuel Sanchez <br />