Laserfiche WebLink
SECOR <br /> May 14, 1998 Intel national Itac,r 1potated <br /> ' =g <br /> David L Crow` <br /> San Joaquin Valley Unified Air Pollution Control District �-0 <br /> 1999 Tuolumne Street, Suite 2006 . <br /> Fresno, CA 93721YkL <br /> Subject- Quarterly Report on Thermal Oxidizer Operation A�i <br /> tV 1,f <br /> First Quarter 1998 <br /> Permit No N-3139-1-0n4y r , <br /> H 1� <br /> 440 West Charter Way, Stockton, CA <br /> Mr Crow ' ` <br /> Enclosed for your review is the Quarterly Monitoring Report for the period January through "• <br /> k <br /> March 1998 for the above referenced site SECOR International Incorporated (SECOR) is g-, <br /> forwarding you a copy of this report on behalf of Mr Dave Heinrich of Texaco Environment, xFY <br /> Health & Safety (TEH&S) <br /> The soil remediation system consists of four dual-completion vadose zone extraction wells, a _� <br /> vacuum blower, and a thermal oxidizer A SECOR technician visited the site bi-monthly to a Y <br /> monitor the system Activities performed during these visits included equipment inspection, #4 <br /> influent and effluent soil vapor concentration measurements, and control system adjustments A '- t <br /> flame ionization detector (FID) was used by the technician to measure the soil vapor <br /> - <br /> concentrations when the soil remediation system was operating Influent and effluent soil vapor <br /> samples were collected in Tedlar sample bags and submitted to V O C Analytical in Glendale, <br /> California for laboratory analysis <br /> During this reporting period, the soil remediation system was 75% operational Due to declining y. <br /> concentrations in the influent concentrations, the system was shut down on March 9, 1998 Air .r <br /> samples were collected for analyses on January b, February 11, 1998, and March 4, 1998 The <br /> air sample collected on March 4, 1998 was not analyzed because the receiving lab went out of <br /> business <br /> The remediation system efficiency results, first quarter 1998 O&M field measurements, and a �r <br /> summary of the influent soil vapor analytical data are included in (Attachment 1) An influent <br /> benzene and TPH-g concentration graph is provided in Attachment 2 Analytical results for `�¢ <br /> samples collected in January and February 1998 are in Attachment 3 <br /> F <br /> .l <br /> TES/Stockton/Ch7rter s'w'ay cov SECOR #+ . <br /> 7GO03-002 0 t May i4,1998 V A� <br /> t � <br /> 9912Brrvrrte5s Pare Dim, Suite 100 Sacramento CA 95827 (916) 364-1889(916) 364-188914k untrtu secor COM ��, <br />