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Remediation Well installation Work Plan New West Flag City Facility <br /> ' August 7 2008 6437 W. Banner Street, Lodi, California <br /> • Tables summarizing analytical data such as compound concentrations found in soil and <br /> groundwater, and sample depth. <br /> ' • An evaluation of the physical and chemical characteristics of the hazardous substance <br /> or its constituents, including its toxicity, persistence and potential for migration in <br /> water, soil, and air. <br /> • An estimate of the mass of contaminants remaining in soil and groundwater. <br /> ' • Identification of applicable cleanup levels for affected or threatened groundwater and <br /> ' surface water, and a rationale for selecting these levels. <br /> • Cross sections based upon boreholes, monitoring wells, trenches, and supporting <br /> geological mapping logs. <br /> ' • A Site map showing sensitive receptors (i.e. local water supply wells, buildings or <br /> utilities impacted or potentially threatened. <br /> • Appropriate conclusions and recommendations for the next phase of work. <br /> ' • An updated Site Conceptual Model illustrating Site conditions showing the extent of <br /> known soil and groundwater impact relative to the leaking UST system and the <br /> relationship between contaminants and potential receptors. <br /> ' On March 19, 2008, Closure Solutions submitted a Feasibility Study which included a Site <br /> ' conceptual model with hydrogeological characteristics, constituents of concern, hydrocarbon <br /> impact to Site soil and groundwater, hydrocarbons sources, potential migration pathways, <br /> ' potential sensitive receptors, remedial objectives, cleanup goals, comparison of remedial <br /> alternatives, and recommendations for moving this environmental case forward through <br /> remediation and closure. <br /> ' A Final Remediation Plan & Remediation System Design (FRP) was submitted on July 14, 2008. <br /> ' The FRP was prepared in accordance with the Cleanup and Abatement Order No. R5-2007-0709 <br /> (CAO), dated May 1, 2007. The FRP presents a description of the remedial technology <br /> approved by the Regional Board, detailed plans for the installation of the approved remedial <br /> ' alternative, a discussion of implementation and operation and maintenance procedures, tests, and <br /> schedules including startup, long term monitoring program for influent and effluent <br /> ' concentrations and periodic evaluation of the need for system optimization. <br /> Page 4 of 9 <br />