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Californif-gional Water Quality �*rol Board <br /> Central Valley Region <br /> K <br /> Katherine Hart,Chair <br /> Linda S.Adams 11020 Sun Center Drive#200,Rancho Cordova.California 95670-6114 Edmund G.Brown Jr. <br /> Acting Secretary for (916)464-3291 •FAX(916)464-4645 Governor <br /> Environmental http:ffwww.waterboards.ca.govfcentralvalley <br /> Protection <br /> 2 March 2011 <br /> ITEMS TO BE INCLUDED IN A SITE ASSESSMENT:WORK PLAN. <br /> The outline below is a minimum requirement for items to be included and discussed in the text of <br /> all site assessment work plans submitted to the Board. All work plans must be signed by a . <br /> registered geologist, certified engineering geologist, or civil engineer registered or certified by the <br /> State of California. Other pertinent information specific to each individual investigation also should <br /> be included. <br /> 1. BACKGROUND <br /> A. Site History <br /> State all operations conducted at the site. <br /> Identify present and historic chemical usage and handling procedures. <br /> List all chemical spills and their disposition. <br /> Identify all past and present above ground and under ground tank locations. <br /> Identify tank capacities and other specifications as necessary. <br /> Identify tank contents, past and present. <br /> Submit all records of tests or repairs on fuel lines and tanks. <br /> Identify locations of maintenance shops, chemicals used in the shops, method of <br /> chemical storage and disposal. <br /> Identify'past and present land uses and future as applicable. <br /> B. Topographic map of site vicinity showing: <br /> All natural and man-made drainage features including ditches and surface impoundments, <br /> and the drainages destination; <br /> Utilities, especially storm drain system; <br /> Location of existing monitoring wells, including those installed by other parties; <br /> Location of above ground and underground storage tanks, other waste-handling facilities, <br /> and/or spill site; <br /> Location of a major body of water relative to the site; <br /> Location of any nearby private, municipal, or irrigation wells;,and <br /> Other major physical and man-made features. <br /> C. Geology/Hydrogeology <br /> Include proposal for logging of boreholes and characterizing site geology, and identifying <br /> unconfined,or confined aquifers and contaminant flow paths. <br /> Il. PREVIOUS.SITE ASSESSMENTS` <br /> Provide a detailed description of any previous site assessment conducted to determine if there <br /> is any soil or groundwater contamination. Include analytical results of all soil and water <br /> samples analyzed, and water level and floating product measurements. <br /> Ill. FIELD INVESTIGATION ~ <br /> A. General <br /> Monitoring well locations and rationale <br /> Survey details <br /> California Environmental Protection.Agency <br /> ¢aRecycled Paper <br />