SITE INFORMATION AND CORRESPONDENCE FILE 2

Home Browse Search

T ;s GASCO - $ Page 1 of 1 ? N LTCPChecklist �_ © GEOTRACKER HOME I MANAGE PROJECTS I REPORTS I SEARCH I LOGOUT GASCO (TO607700347) - MAP THIS SITE OPEN REMEDIATION IE ST CHARTER A9520WAY E CLEANUP ACTIVITIES R EPORT JOAQUIN COUNTY GTOCKTON , CA 95208 As RRER Cm MCRSIGHT CCANiivEv SS4UPEnNsoR AD IENNEETSAESSER SAN JOAQUIN COUNTY PUBLIC WEEPAGE CENTRAL VALLEY Rwoce(REGI N55) - CASES: 3gi R VIEW PRINTABLE CASE SUMMARY FOR THIS an CmIDIVORKERioMESSARTON - SUPERVISOR:CORY CONOON CUP Claim 1: 1036 CUP Pdodty AWgnM CUF Amount Paid:5333.535 THIS PROJECT WAS LAST MODIFIED BY WC&LWCARTNEYON 8UI20131:52;57 PM - HISTORY THIS SITE HAS SUBMITTALS.CLICK HERE To OPEN A NEW WINDOW HATH THE SUBMITTAL APPROVAL PAGE FOR THIS SUE CLOSURE POLICY THIS VERSION IS FINAL AS OF 81712013 CHECRUSTINYTIATED ON 34?0/2013 CLSSUREPBLICIFIRSTO General Criteria - The site safis(es the policy general Criteria - CLEAR SECTION ANSWERS NO a. istheaauthorized release located within the services area of puffific waters stem? Nameof Water System : CA-WATER Or YES r NO b. The unauthorized release consists only of petroleum lint 1. Ik YES r NO A.The unauthorized ('primary') release from the UST system has been stopped. r YES r NO d. Free product has been removed to the maximum extent pradicablel�ifia . A sh etvl k n V„w'T /I 10'10. 12) r FP Not Encountered or YES r NO TYH (.Ote41L a1n1 . 3 f e. A conceptual site motlei that assesses Ne nature, extent, and mobility o e release aLfo). been developed am. a/ I L r VES r NO 1 t Secounty source has been removed to the extent eradicable (into). 1 Impetlimem to Removing Secondary Source (Check all that Apply); r Remediation Has Not Been Attempted r reemergence Was Designed Incorrectly r vss r. NO F Remediation Was Shut OR Prematurely F Poor Reemergence D8M J r Other - A Remedial Adieu Fee is being prepareds}k� t eltfldQr 4COp't diriS0v1 of zev"ah re .nedr4I to ntelo yes g. Soil or groundwater has been tested for MTBE and results reported In accordance with Rear ane SaH�otl�e's�}rA �y� orL ' 25298.15 r Not Required (i YES r NO h. Does a nuisance exist, as named by Water Coda section 13050. r YES r NO 1. Media-Specific Criteria: Groundwater- The contaminant plume that exceeds water qualify objectives is stable or decreasing in areal extent and yE5 meets all of the additional charactensfics of one of the five classes of sites listed below. - CLEAR SECTION MAINERs EXEMPTION - Sail Only Cape (Release has not Affected Groundwater - Info) r VES r NO Does the site meet any of the Groundwater specific criteria scenarios? r YES r NO 1.1 - The Contaminant plume that exceeds water quality objectives is <100feet in length. There is no free product. The nearest existing water supply well or r YES r NO surface water hotly is >250 tet from the defined plume boundary. 2. Media Specific Criteria: Petroleum Vapor lnlrus ion to Indoor Air- The site is considered low-thmat for the vapor-inhusion-m-a/!pathway ifsite- YES specific conditions satisfy items 2a, 2b, or2c - AFAR 2ECRON EXEMPTION - Active Commercial Petroleum Fueling Facility Is YES 7 NO 3. Media Specific Criteria: Direct Contact and Outdoor Air Exposure - The site Is consideredhow-lharal for direct contact and outdoor air exposure NO ifft meets i, 2, ora below. - CLEAASECTIONANGVvERS EXEMPTION - The upper 10 feet of soil ie free of petroleum contamination 'mlit 13 afGY4 1t 7'� SOrI G r YES is NO Dees the site meet any of the Direct Contact and Outdoor Air Exposure criteria scenarlos? •J/ C YES r• NO ADDITIONAL QUESTIONS - Please indicate only those conditions that do not meet the policy criteria: Exposure Type : C Residential C Commercial r Utility Worker Petroleum Constituents in Soil : C < 5 Feet bgs C >5 Feel bgs antl s10 Feet bgs r• Unknown Soil Concentrations of Benzene : C > 1A mg/kg and < 2.8 mgkg r > 2 S mglkg and s 6.2 mg/kg r > 8.2 mg/kg and s 12 mglkg r > 12 mglkg and s 14 mglkg C > 14 inwag ! Unknown Soil Concentrations of EthylBenzene : r > 21 mgft and s 32 angling r > 32 mg/kg and 89 mglkg r > 69 mg/kg and < 134 mg/kg r > 134 mg/kg and < 314 mg/kg r > 314 mg/kg Is Unknown Soil Concentrations of Naphthalene : r > 9.7 mg/kg and s 45 mg/kg r > 46 mglkg and < 219 mglkg r > 219 mg/kg r• Unknown Soil Concentrations of PAH : I" > 0.063 mg/kg and < 0,68 mg/kg r > O68 mg/kg and s45 mg/kg r > 45 mg/kg rUnknown Area of Impacted Soil : r Area of Impacted Sail > 82 by 62 Feet r Unknown Additional Information Should this case be dosed in spite of NOT meeting policy criteria? r yE5 r NO SPELL CHECK Save In Progress Save as Final LOGGED INAS MGOMtTNEW MNL1 GTGEOTRACKER https:Hgeotracker.waterboards.ca.gov/regulators/screens/closure_policy.asp?global_id=T06. . . 8/7/2013