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S• OM1 Thames VlOater <br /> Stockton <br /> • OCT 2 7 7004 <br /> SAN JOAQUIN C( 1NTY <br /> EWRONMENTAL HEALi d DEPT <br /> October 21, 2004 <br /> CERTIFIED MAIL <br /> RETURN RECEIPT <br /> Torn Pinkos,Executive Officer 7003 3110 0000 2409 8864 <br /> California Regional Water Quality Control Board <br /> Central Valley Region <br /> 11020 Sun Center Dnve#200 <br /> Rancho Cordova, CA 95670 <br /> SPILL NOTIFICATION REPORT-FINAL(REVISED) <br /> This submittal is a revision to the fmal spill report submitted on August 30, 2004 This revised report is provided in <br /> response to Cambria Environmental Tec'inology's "Spill Notification Report Clarification"dated October 12, 2004 <br /> (enclosed) <br /> This spill notification report is submitted in compliance with requirements of the City of Stockton's N P D E S <br /> Permit#CAS083470 <br /> Location 2575 Country Club Blvd , Stockton This spill originated from an overflow of a holding tank <br /> containing pumped contaminated groundwater for a remediation project at this location The spill <br /> entered a City stormwater system catch basin located at 2575 Country Club Blvd It flowed in the <br /> storm line one block north on Plymouth Rd to Oxford Way At this point the City stormwater <br /> • system connects to the San Joaquin County stormwater system From this point on, the spill <br /> potentially flowed downstream in the County stormwater system This report contains information <br /> regarding the spill specific to the City stormwater system San Joaquin County should be <br /> contacted for further information regarding the details of the spill in the County stormwater <br /> system <br /> It was determined through inspection of the storm system prior to the start of remediation <br /> procedures that a significant flow in the system from upstream sources did occur and would have <br /> conveyed the contaminated water downstream to a location beyond that of Plymouth Road and <br /> Oxford Way in the San Joaquin County stormwater system <br /> Date The date and time this spill began is unknown The spill was discovered on 8/5104 at 6 05 p m by <br /> Paul Rasmussen,Field Services Manager for Cambna Environmental Technology, Inc (Cambna) <br /> It was subsequently determined that a San Joaqum County Environmental Health inspector was at <br /> the site on 813104 at 1130 a m and the spill was not occurring at that time <br /> The City of Stockton Fire Department was notified of the spill on 8/5/04 at 7 08 p in <br /> Duration Unknown,up to 54 5 consecutive hours at a flow rate of 5 5 gallons per minute <br /> Substance Untreated petroleum contaminated groundwater (See attached laboratory analysis for <br /> estimated pollutant concentrations) <br /> OMI/Thames Water Stockton, Inc <br /> 2516 Navy Drive • Stockton, CA 95206 <br /> Tel 209 937 8763• Fax 209 937 8720 <br />