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Advanced <br /> GeoEnvironmental, Inc . <br /> 03 April 2015 <br /> AGE Project No. 14-3175 <br /> Mr. Johnny Yokum <br /> San Joaquin County Environmental Health Department <br /> 1868 East Hazelton <br /> Stockton, California, 95205 <br /> Subject: Levee Well Destruction Work Plan <br /> HERMAN & HELEN'S MARINA (DFRD 2029) <br /> 15135 West Eight Mile Road, Stockton, California <br /> Dear Mr. Yokum: <br /> Advanced GeoEnvironmental, Inc. (AGE) has prepared this, Levee Well Destruction <br /> Work Plan, for the property located at 15135 West Eight Mile Road, Stockton, California <br /> (site). This work plan has prepared in accordance with Central Valley Regional Water <br /> Control Board (Regional Board) approval letter, dated 29 December 2014 (Appendix A). <br /> This site location is illustrated in Figure 1. A plot plan showing site features and boring <br /> and well locations is included in Figure 2. Well construction details are included in <br /> Table 1. Historical soil and groundwater analytical data are included in Tables 2 and 3. <br /> SCOPE OF WORK <br /> In preparation for retrofitting activities proposed for the levee at the subject site, a total <br /> of three groundwater monitoring wells (MW-11, MW-12 and MW-13) are proposed for <br /> destruction. The wells had been installed as part of hydrocarbon investigation, which is <br /> currently being overseen by the Regional Board. . <br /> Utilizing historical soil and groundwater data (Tables 2 and 3) and based on SJCEHD <br /> well destruction requirements, all wells will be overdrilled over their installed depths. All <br /> site wells will be destroyed in accordance with SJCEHD well standards and California <br /> Well Standards Bulletins 74-81 and 74-90. <br /> PROCEDURES <br /> As required, a health and safety plan will be prepared in accordance with Occupational <br /> Safety and Health Guidance Manual for Hazardous Waste Site Activities (National <br /> 837 Shaw Road• Stockton, CA 95215 <br /> Telephone(209)467-1006 •Fax(209)467-1118 <br />