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i V-D L4 <br /> 1 RECOMMENDATIONS <br /> AES recommends the following for the Canteen Facility <br /> • Continue quarterly groundwater monitoring and reporting, to include measurement of <br /> depth to groundwater in each well, monitor well status, preparation of a <br /> potentiometric surface contour map, calculated gradient, and approximate rate of <br /> groundwater movement Groundwater samples will be analyzed for BTEX, TPH(g), <br />' and the five oxygenates (Tertiary Butyl Alcohol [TBA], Methyl Tertiary Butyl Ether <br /> [MTBE], Di-isopropyl ether [DIPE], Ethyl Tertiary Butyl Ether [ETBE], Tertiary <br /> Amyl Methyl Ether [TAME], 1,2-Dichloroethane [1,2-DCA], and Ethylene dibromide <br />' [EDB]) by EPA methods 8020, 8015 modified, and 8260B, respectively <br /> Groundwater monitoring will be performed in the second month of each quarter, in <br /> order to allow sufficient time to collect additional data, if it becomes necessary <br /> Quarterly monitoring reports will be submitted to the proper authorities by the 15th of <br /> the first month following the end of each quarter <br />' If you have any questions or comments, or need additional information, please contact Eric <br /> Muehlberger at (512) 990-7467 or Victor Cason at (972) 416-7171 <br />'• Sincerely, <br /> APPLIED EARTH SCIENCES, INC. RED GFo� <br /> f / �� ERIC Ni <br /> '(J MUEMLSERGER <br />' Eric W Muehlberger, RG(CA#5255) v, No 5255 `I <br /> Senior Hydrogeologist <br /> F<O <br /> Enclosures Tables A� <br /> Figures <br /> Appendix A <br /> cc Mr Richard Belthoff Mr Marty Hartzell <br /> Director of Real Estate Central Valley RWQCB <br /> Compass Group USA 3251 S Street <br /> 2400 Yorkmont Rd Sacramento, CA 95816 <br />' Charlotte, NC 28217 <br /> Canteen Facility January 15, 2001 <br /> Quarterly Groundwater Monitoring Report Page 5 <br />