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^ - WELL DETAIL <br />PROJECT NUMBER 20143-150.001 BORING/WELL NO. MW -6 <br />PROJECT NAME PG&E. McMullin Gas Detlydretor GROUND SURFACE ELEV. <br />E m c o n LOCATION Airoortway, Manteca CA TOP OF CASING ELEV. 99.72 <br />DRILLER Woodward COORDINATES <br />WELL PERMIT NO. 016206 INSTALLATION DATE 7/9/98 <br />�lo <br />Note: Drawing not to scale <br />G] <br />EXPLORATORY BORING <br />a. Total depth: 21.5 ft. <br />b. Diameter: 8 in. <br />Drilling method: Hollow Stem Auger <br />WELL CONSTRUCTION <br />c. <br />Total casing length: 17.8 <br />ft. <br />Material: Sch 40 PVC <br />Casing joined by: Flush Threads <br />d. <br />Diameter (nominal): 2 <br />in. <br />e. <br />Depth to top of perforations: 3 <br />ft. <br />f. <br />Perforated length: 15 <br />ft. <br />Perforation interval from: 3 to 18 <br />ft. <br />Perforation type: Machine Slot <br />Perforation size: .020 in. <br />g. <br />Surface seal: 1 <br />ft. <br />Surface seal interval from: 0 to 1 <br />ft. <br />Material: Concrete <br />In. <br />Backfill: 1 <br />ft. <br />Backfill interval from: 1 to 2 <br />ft. <br />Material: Neat Cement <br />I. <br />Seal: .8 <br />ft. <br />Seal interval from: 2 to 28 <br />ft. <br />Material: Bentonite Chips <br />j. <br />Filter pack: 15.2 ft. <br />Filter pack interval from: 2_8 to 18 <br />ft. <br />Material:#3 Lonestar SandLonestar Sand <br />k. <br />Bottom seal: 3.5 ft. <br />Bottom seal interval from: 18 to 21_5 <br />ft. <br />Material: Slough <br />CMD FILE: <br />DATE LAST REVISED: <br />