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_ EDIAVND G.BROWN JR. <br /> f <br /> OCVERNOR <br /> C A t.1 e w Y 1♦ MATTHEW RODRIQUEZ <br /> Water Boards SECRETARY FOR <br /> ENVIRONMENTAL PROTEGIgN <br /> State Water Resources Control Board <br /> DRAFT <br /> REVIEW SUMMARY REPORT— CLOSURE <br /> SECOND REVIEW—SEPTEMBER 2013 <br /> Agency Information <br /> Agency Name: San Joaquin County Address: 1868 East Hazelton Avenue <br /> Environmental Health Stockton, CA 95205 <br /> Department Count <br /> Agency Caseworker: Vicki McCartney Case No.: 1317 <br /> Case Information <br /> USTCF Claim No.: 18428 GeoTracker Global ID: T0607799497 <br /> Site Name: California Stop Site Address: 2224 Manthey Road <br /> Stockton, CA 95206 <br /> Responsible Party: Dung T. Phan and Nhuan Le Address: Private Residence <br /> C/O: California Stop <br /> Attn: Nhuan Le <br /> USTCF Expenditures to Date: $258,967 Number of Years Case Open: 11 <br /> URL: http://saeotracker.waterboards.ca.gov/profile report.asp?Global id=T10000000158 <br /> Summary <br /> The Low-Threat Underground Storage Tank (UST) Case Closure Policy (Policy) contains general <br /> and media-specific criteria, and cases that meet those criteria are appropriate for closure pursuant <br /> to the Policy. This case meets all of the required criteria of the Policy. A summary evaluation of <br /> compliance with the Policy is shown in Attachment 1: Compliance with State Water Board <br /> Policies and State Law. The Conceptual Site Model upon which the evaluation of the case has <br /> been made is described in Attachment 2: Summary of Basic Case Information (Conceptual <br /> Site Model). Previous recommendations are provided in Attachment 3. Highlights of the case <br /> follow: <br /> This case is an active commercial petroleum fueling facility. An unauthorized release was reported <br /> in February 2002 during a dispenser and product line upgrade. Since 2005, eleven groundwater <br /> monitoring wells have been installed and intermittently monitored. According to groundwater data, <br /> water quality objectives have been achieved or nearly achieved for all constituents except for total <br /> petroleum hydrocarbons as gasoline, methyl tert-butyl ether (MTBE), and tert-butyl alcohol (TBA). <br /> The petroleum release is limited to the soil and shallow groundwater. According to data available <br /> in GeoTracker, there are no supply wells regulated by the California Department of Public Health <br /> or surface water bodies within 1,000 feet of the defined plume boundary. No other water supply <br /> wells have been identified within 1,000 feet of the defined plume boundary in files reviewed. Water <br /> is provided to water users near the Site by the California Water Service Company. The affected <br /> groundwater is not currently being used as a source of drinking water, and it is highly unlikely that <br /> the affected groundwater will be used as a source of drinking water in the foreseeable future. <br /> Other designated beneficial uses of impacted groundwater are not threatened, and it is highly <br /> FELICIA MARCUS,CHAIR I THOMAS HOWARD,EXECUTIVE OFFICER <br /> 1001 I Stree!,Sacramento,CA 05814 1 Malling Address:P.O.Box 100,Sacramento,Ca 85812.0100 1 www.waterboards.Ca.gov <br /> r)RECYCLED PAPER <br />