SITE INFORMATION AND CORRESPONDENCE 2002 - 2013

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Updated: 1/3/2003 REMEDIAL OVERSIGHT PROGRAM Report#: 7540 Printed: 1/3/2003 SITE DATA Page#: 1 Remedial Oversight Record ID: IROOOOO118 JFacility ID: FA0003687 Site Codel 1800 J RWQCB Site ID: Locatlson Site Name:CHEROKEE TRUCK Substance:8006619-Gasoline Petroleum? Y Site Contact:ELLIS CECHINNI District: 001 -GUTIERREZ,STEVE Site Address:3535 E CHEROKEE RD Location Code: 01 -STOCKTON STOCKTON CA 95205 Phone:209-464-4962 Fax: Email: Case Type:A-Drinking Water Aquifer used f APN:092-200-07 Number of Monitoring Wells: 6.00 Fund Source:F-Federal Latitude: Free Product: Assigned to:EE0000684-INFURNA Longitude: Depth to GW:69.3I'ft Current Status: Contract Status:5 Dates&Info Reported:5/23/1988 Confirmed:5/23/1988 RP Search:S-RP Identified and Solvent RP Search Started:l/17/1990 RP Search Ended:2/1/1990 Preliminary Assessment:C-Completed Preliminary Assessment Started:5/24/1988 Preliminary Assessment Ended:10/31/1990 Remediation Investigation:U-Underway Remediation Investigation Started:3/16/1992 Remediation Investigation Ended:4/19/1999 Remedial Action: Remedial Action Started: Remedial Action Ended: Post Remediation Monitoring: Post Remediation Monitoring Started: Post Remediation Monitoring Ended: Case Closed: Case Closed Date: Contaminated Soil left in Place: Emergency Response: Remedial Action#I:ET-Excavate and Treat Federal Exempt:N Remedial Action#2:FP-Free Product Removal Case List: Remedial Action#3:GT-Pump and Treat Groundwater Enforcement Action Taken2/1/1990 Remedial Action#4:AS-Air Sparge Enforcement Action--Y-NOR and request to begin Investigation and Cleanup Remedial Action#5: Enforcement Type:l -NOR and request to begin Investigation and Cleanup Remedial Action#6: Exclude from Export?N Remedial Action#7: LUFT Considerations: Aeencies Interim Remediation: N Interim Remediation Date: LUSTIS Update: Last Technical Correspondence:11/1/2002 Review Status: Category: LOP Agency:I DP-Local Oversight Program funded UST Local Agency:LOP-Local Oversight Program funded UST Lead Agency:L-Local Agency LOP Site(Pilot Program): Y Financial Program Element Code:3526-LOP GW SITE Comments 09-21-90: Monitoring wells,"UST-1"and DTSC pit wells"S-1,S-2,and S-3"go in. 04-11-95: Three additional monitoring wells in today-all for UST......UST-2,3,and 4". 06-13-96: Monitoring well,"UST-5" goes in. 09-18-97: Six UST removed today-limited o/ex. 12-15-97: Two domestic wells on parcel begin groundwater sampling. Called"large"well at DTSC pit area way north of UST area and close to"S"monitoring wells and the "small"well,located just west of bldg just north of UST area,-175'northwest of monitoring well,"UST-2". 06-11-99: Monitoring well"UST-6"installed. 01-18-02: Confirmation groundwater sampling event confirms PCE in"small"well. Well taken off line...pump removed.Plans to destroy pending. 07-30-02: Monitoring well,"UST-1"destroyed under SR#0030652. Was across two zones. Proposal for replacement('nested'monitoring well"UST-7") under review. 12-06-02: Monitoring well"UST-7"installed today. Only single 2"casing,screened 87'-92'bgs installed since first water below interval other"UST"wells installed (60'-65'). 6 MWs now onsite for this UST site...Three DTSC wells,"S-1,2,and 3"still present. Legacy Release Information The fields in this section are being replaced with new forms Released Substances,Samples,Analytes in order to comply with GEMIS. These fields will be removed at the end of 2001. To retain this data,it must be entered in the forms noted above. Released Substances Concentrations(ppb) Dissolved Constituent:TPHD Maximum Concentrations Current Concentrations Maximum MTBE Date:06/10/99 TPH-Soil: Excavation Started: TPH-GW: 350000 ppb TPH-GW:320 ppb Benzene-Soil: Benzene-GW:840 ppb Benzene-GW:1.9ppb MTBE-Soil:17 ppm MTBE-GW:8800.ppb MTBE-GW:.72 ppb Responsible Parties