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Updated: 6/28/2002 REMEDIAL OVERSIGHT PROGRAM Report#: 7540 <br /> Printed: 6/28/2002 • SITE DATA 91 Page#: 1 <br /> Remedial Oversight Record ID: IROOOO1297 Facility ID: Site Code 1297 RWQCB Site ID: <br /> Location - <br /> -- <br /> SiteSammSHELLOILPIPLINF Substanee:8002059-Crude Oil Pct n,lcum'. N <br /> Site ContactIRV JENKINS,SHELL District: 005-BEDFORD,LYNN <br /> Site Address: HANSEN RD,N OF SCHULTE RD Location Code: 03-TRACY <br /> FORMER PIPELINE,REMOVED NOW AG FLO <br /> TRACY CA 95376 <br /> Phone:713-241-2969 Fax: Email: <br /> Case Type:A-Drinking Water Aquifer used f APN: Number of Monitoring Wells: <br /> Fund Source:S-State Latitude: Free Product: <br /> Assigned to:EE0000684-INFURNA Longitude: Depth to GW:33 ft <br /> Current Status: Contract Status5 <br /> Dates&Info <br /> Rc11orted:6/28/2002 Confrmed.6/29/2002 <br /> RP Scarch:S-RP Identified and Solvcnt RP Search S arted:8/292001 RP Search Ended:8/29/2001 <br /> Preliminary Asscssment:C-Completed Preliminary Assessment Started:10/15/2001 Preliminary Assessment Ended:6/28/2002 <br /> Remediation Investigation: Remediation Investigation Started: Remediation Investigation Ended: <br /> Remedial Action: Remedial Action Started: Remedial Action Ended: <br /> Post Remediation Monitoring: Post Remediation Monitoring Started: Post Remediation Monitoring Ended: <br /> Case Closed: Case Closed Dow: Contaminated Soil left in Place: <br /> Emergency Response: <br /> Remedial Action#I:ED-Excavate&dispose Federal ExemptN <br /> Remedial Action#2: Case List: <br /> Remedial Action#3: Enforcement Action Taken: <br /> Remedial Action#4: Enforcement Action: <br /> Remedial Action 45: Enforcement Type: <br /> Remedial Action#6: Exclude from Export. <br /> Remedial Action#7: LIFT Considerations: <br /> Agencies <br /> Inlmm Kemcdimion: N Interim Wensdiation Date: <br /> LUSTIS Update: Last Technical Correspondence:6/26/2002 <br /> Review Status: Category: <br /> IAP Agency— Local Agency: <br /> Lead Agency:5-Central Valley RWQCB LOP Site(Pilot Program): N <br /> Financial <br /> Pro,ram I9cmrnt Codc:2960- RWQC'B CI.FAN LIP SITL <br /> Comments <br /> AUG,2001: SITE ENTERS UNIT IV AS ENVIRONMENTAL ASSESSMENTDUE TO SOIL CONTAM NOTED IN SITE DEVELOPMENT FOR NEW HOUSE <br /> DEVELOPMENT (GOLDEN STATE BUILDERS,43 QUAIL COURT,WALNUT CREEK,CA,94596). SHELL OIL-PIPELINE COMPANY SECURES <br /> BORING PERMIT TO COLLECT SOIL AND GROUNDWATER SAMPLES ALONG AREA OF OLD,REMOVED PIPELINE RUNNING THRU LARGE <br /> AG FIELD EAST OF HANSEN ROAD, NORTH OF SCHULTE RD AND SOUTH OF FREEWAY 205....AND EAST OF PATTERSON PASS OFFRAMP. <br /> 10-15-01: TRENCHING STARTS, DATA EVALUATED AND FURTHER WORK NEEDED. . <br /> 2-15-02: BORINGS"B-1 TO B-42"PLACED UNDER EHD PERMIT SR#00027293. <br /> 6-28-02: REPORT OF FINDINGS HERE. SOIL CONTAMINATION NOTED IN TRENCHES FURTHER DELINEATED WITH BORINGS AND <br /> GROUNDWATER GRAB SAMPLES FROM TEMP'WELLS(PVC CASINGS IN BORINGS OVERNIGHT, BUT NOT GROUTED)..ELEVATED <br /> HYDROCARBONS NOTED HIGHEST IN"B-9"WITH TPHd=17,000 mg/kg AND TPHcrude=13,000 mg/kg 4'BGS TO 25'BGS...DTW=30-35' <br /> bgs.OTHER BORINGS CONTAIN CONTAMINATION ALSO. <br /> GROUNDWATER CONTAMINATION NOTED HIGHEST IN"B-15"WITH TPHd=300,00 ug/I. OTHER BORINGS CONTAIN CONTAMINATION <br /> ALSO. <br /> 6-28-02: ENVIRONMENT ASSESSMENT(29.50) TO CVRWQCB SITE(29.60). <br /> Legacy Release Information - <br /> The fields in this section are being replaced with new forms Released Substances,Samples,Analytes in order to comply with GENIIS. These fields will be removed al the end of 2001. <br /> to retain[his data,it must be entered in the forms noted above. <br /> Released Substances Concentrations(nob) <br /> Dissolved Constituent: Maximum Concentrations Current('oncentrations <br /> Maximum MTBE Date: TPH-Soil:17000 ppm <br /> Excavation Started: TPH-GW: 300000 ppb TPH-GW:300000 ppb <br /> Benzene-Soil:3.6 ppm <br /> Benzene-GW:670 ppb Benzene-GW670ppb <br />