Laserfiche WebLink
• <br /> PRE - C&A CHRONOLOGY <br /> GEWEKE SITE <br /> 16 SOUTH CHEROKEE LANE, LODI <br /> SAN JOAQUIN COUNTY <br /> ? Four underground tanks removed by Kleinfelder, County staff <br /> present, no samples collected. <br /> 20 Sep 85 Part of property transfer, Kleinfelder drilled 1 boring and <br /> installed I monitoring well . Soil samples were clean but <br /> ground water sample contained BTEX and TEH. <br /> 23 Oct 85 Kleinfelder drilled 3 borings and installed 3 monitoring <br /> wells. MW2 was clean and MW3 and MW4 had contaminated soil <br /> and ground water. <br /> 14 Nov 85 Prepared report on ground water monitoring, not submitted to <br /> Board until 14 Feb 90. <br /> 4 Dec 85 Submitted report on installation of wells MW2 through 4. <br /> 16 Dec 85 Meeting between Board, County, and Geweke staffs.. <br /> 29 Jan 86 Meeting between Board, County, and Geweke staffs . <br /> 11 Feb 86 Site inspection. Brown & Caldwell (B&C) drilled 5 borings, <br /> some soil contamination found. <br /> 28 Feb 86 Ground water samples collected. All four wells contaminated. <br /> 15 Apr 86 "Final Report Site Investigation" submitted by B&C. <br /> 15 May 86 Meeting, disagreement on source of contamination . <br /> 19 Jul 86 B&C installed MWS, ground water contaminated. <br /> 5 Sep 86 In a letter with site investigation results, B&C says "proven <br /> off-site contamination" . <br /> 15 Sep 86 Board letter to Geweke, said contamination is from Geweke, <br /> propose cleanup. <br /> 6 Nov 86 Meeting, B&C proposed 2 more monitoring wells, but still not <br /> convinced contamination is from Geweke. <br /> 10 Dec 86 Letter from B&C submitted to Board, they will collect ground <br />• water samples . <br /> f <br /> t <br /> M <br />