Laserfiche WebLink
Date March 10, 2000 <br /> ARCO QUARTERLY GROUNDWATER MONITORING REPORT <br /> Facility No 00548 Address 1612 Hammer Lane, Stockton, California <br /> ARCO Environmental Engineer Chuck Carmel <br /> Consulting Co/Contact Person IT Corporation/David Foley <br /> Consultant Project No 791687 <br /> Primary Agency/Regulatory ID No Lori Duncan, San Joaquin County Public Health Services <br /> WORK PERFORMED THIS QUARTER (Fourth 1999) <br /> 1 Groundwater samples were collected from monitoring wells MW-1 through MW-6 for laboratory <br /> analysis <br /> 2 IT compiled and evaluated groundwater monitoring data <br /> WORK PROPOSED FOR NEXT QUARTER (First 2000) <br /> 1 IT will continue to perform quarterly groundwater monitoring for ARCO The next sampling event is <br /> tentatively scheduled for March 2000 Monitoring wells MW-1 through MW-6 will be sampled and <br /> analyzed for total petroleum hydrocarbons as gasoline using USEPA Method 8015 modified, and for <br /> benzene,toluene, ethylbenzene, and total xylenes, and methyl tert-butyl ether (MTBE) using USEPA <br /> Method 8020 <br /> 2 Pending PG&E installation of electrical service, IT will conduct system startup and operation <br /> consistent with SJVAQMD regulations <br /> Current Phase of Project Monitoring/Remediation <br /> Frequency of Groundwater Sampling Wells MW-1 through MW-6 Quarterly <br /> Frequency of Groundwater Monitoring Quarter) <br /> Sampling Date December 13, 1999 <br /> Is Free Product (FP) Present on Site No <br /> FP Recovered this Quarter NA <br /> Cumulative FP Recovered to Date NA <br /> Approximate Depth to Groundwater 26 62 to 28 80 <br /> Direction of Groundwater Flow East <br /> Groundwater Gradient 0 003 ft/ft <br /> CPIN 1CarnPk\Data\Archtve\Arco105481Qtrly10548Q499 DOC-9811sg 1 1TCotporation <br /> 03/10/00 <br />