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Former Stefano's Gasoline Station Page 2 <br /> 1419 East Charter Way <br /> October 31, 2012 <br /> Stockton, California 95205 <br /> r. <br /> • Wells that have laboratorydata from the last sampling event that report non-detectable <br /> concentrations of contaminants of concern and with .acceptable laboratory detection <br /> + limits may be destroyed by pressure grouting from the bottom upward, while leaving the <br /> well casing in place. The top three feet or more of the well shall be drilled out with an <br /> auger that is at least one foot larger in diameter than the auger originally utilized to install <br /> the well, and the soil around the cut-off casing removed to a depth of an additional six: <br /> inches below the new `top' of the cut-off casing. The grout sealant shall spill out of the <br /> top of the well casing to form a mushroom cap seal, with at least 12 inches of neat <br /> cement grout poured6 inches above and 6 inches below the top of the cut-off casing. <br /> • All groundwater displaced to the surface during grout installation shall be pumped out of <br /> the excavation to allow for the EHD inspection and verification:that the well has been <br /> properly destroyed. Contaminated groundwater pumped out of the excavation shall be <br /> x containerized for proper disposal. <br /> This site has two wells located off-site in the City of Stockton right-of-way. Please <br /> submit a copy of a valid encroachment permit issued by the City of Stockton when <br /> submitting the EHD Well and Boring Permit Application form for these wells. <br /> After the EHD has approved the well destruction scope of work proposal, you may submit the <br /> END Well and Boring Permit Application forms, Master File Record-form, encroachment permit <br /> and the appropriate fees for each parcel. The permit fee for the destruction of each well is <br /> $125.00, along with a $375.00 Inspection Activity fee per parcel. A review of the site records 1 <br /> indicates that 18 wells currently are installed. A fee of$3,375.00(18 wells x $125.00 + $375.00 x <br /> 3) will be required for the well destruction permits. <br /> Please provide the EHD certification in writing that all record owners of fee title to the above- <br /> referenced site have been notified of your request for closure. This is in accordance with Section <br /> 25297.15 of the California Health and Safety'Code. Submit a complete list of record owners of . <br /> fee title and their mailing addresses to the EHD. if you are the solo landowner, provide a <br /> statement to this effect to the EHD. A'form has been enclosed for this purpose. <br /> 1f you have any questions concerning this letter, please contact Vicki McCartney at (209) 468- 4 <br /> 9852, or by email at vmccartney@sjcehd.com. <br /> Sincerely, <br /> Victoria L. McCartney, RENS Adrienne Ellsaesser, REHS <br /> Senior'Registered Environmental Health Specialist Program Coordinator <br /> c: Mr. Brian W. Millman, PG, Advanced GeoEnvironmentai, Inc., 837 Shaw Road, Stockton, <br /> California 95215 <br /> Mr. James L.L. Barton, PG, California Regional Water Quality Control Board Central Valley <br /> Region, 11020 Sun Center Drive, Suite 200, Rancho Cordova, California 95670 <br /> I <br />