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IRIPLE "E�' <br /> TRIPLE "E" ENGINEERING & SURVEYING CO. <br /> Excellence and Efficiency with Economy <br /> 71 E. 10th Street a Tracy, California 95376 • (209) 835-2192 <br /> July 17 , 1991 <br /> RECEIVED <br /> Mittelhauser Corporation <br /> Attention• Marjorie Bushnell JUL 2 4 1991 <br /> 2401 Crow Canyon Road, Suite 100 <br /> San Ramon, California 94583 An'd............ <br /> RE: Monitoring elevations for 4 wells at 3788 Tracy Boulevard, <br /> UNOCAL Service Station. <br /> Dear Marjorie Bushnell , <br /> The work you contracted for on July 10, 1991 has been <br /> completed. The level circuit to and the service station from United <br /> States Geodetic Survey Bench Mark Stamped P1121 , 1961 is located <br /> approximately three quarters of a mile north of the site. The level <br /> circuit checked at the end of the loop with 0. 01 feet closure. <br /> WELL DESC. TOP NORTH RIM OF CHRISTY BOX EL. TOP P .VC . NORTH EL. <br /> MW1 15 .74 15. 34 <br /> . MW2 15 . 215 14 . 71 <br /> MW3 15 77 15 . 26 <br /> MW4 14 .535 14 .025 <br /> Field Survey was performed on the 10th and 11th of July 1991 . <br /> Thank you for the opportunity to serve you. <br /> We value you as a client . If we can be of further service to you, <br /> just give us a call . <br /> I certify that the above survey was done under my direction <br /> and the above elevations were read to the nearest one hundreth of <br /> a foot in elevation and are on the USGS datum. <br /> Eugene L. Vocu, Registered Land Surveyor # 4479 <br /> Expires March 31 , 1994 <br /> QED LANA S <br /> G <br /> * No 4479 <br /> Do,3/31/94 # <br /> . CAL <br />