Laserfiche WebLink
® INTERNATIONAL Memorandum <br /> TECHNOLOGY <br /> CORPORATION <br /> To: Sydney Geels, Date: July.21, 1995 <br /> From: Bill Schaal Project.No. 190916 <br /> Subject: SAN JOAQUIN COUNTY REPRESENTATIVE COMMENTS TO PACBELL <br /> STOCKTON, CLOSURE REPORT <br /> Tuesday, July 17, 1995, I had a telephone discussion with Mary Mays (San Joaquin <br /> E County Rep.) regarding the PacBell:Stockton Closure Report dated April 1995. This: <br /> memo presents her requests and queries, as well as, the type(s) of material(s),that might <br /> best satisfy her. With respect to this, Mary anticipates receiving a Draft response from <br /> us during the week of August 7, 1995.. She.is available for further clarification of these <br /> i issues;-if necessary. <br /> I. Residual mass determination <br /> 4 A. Desires figure(s) that depict the area selected for the residual mass <br /> determination. (plan view,,(?) vertical section) <br /> 4 B. Desires a list that identifies the sample concentrations used to generate the <br /> Average diesel concentration_modeled in Location I. (referenced on page 7 <br /> of Closure Report) <br /> C. Verify if same items in -IB are pertinent for Location II. <br /> D. Verify residual.diesel calculations for each location (pages 8 and 10 of <br /> Closure yP Report) b roviding calculation sheets. <br /> P <br /> E. Denote protocol for applying ethyl benzene and.xylene concentrations to <br /> modeled areas. <br /> Example: Of the two ethyl benzene concentrations reported, the higher <br /> value was selected for m'odeling. <br /> Example: Only one xylene concentration is reported and it was used-for <br /> modeling. <br /> II. Contamination distribution <br /> A. Explain and/or illustrate how and,where the contaminated area''was <br /> established. <br /> MZ107-21-95/UST/95-0177.NBR <br />