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WELL DETAILS <br /> PROJECT NUMBER 22605-101 001 BORING/ WELL NO B-21MW-1 <br />' PROJECT NAME IBC TOP OF CASING ELEV 903 <br /> �J LOCATION 1426 South Lincoln Street, Stockton, CA GROUND SURFACE ELEV 9 4 <br /> EMCON WELL PERMIT NO 011495 DATUM Mean Sea Level <br /> INSTALLATION DATE 2/25/97 <br /> TOC (Top of casing) <br />' G-5 vault box (Std ) <br /> r f • - g EXPLORATORY BORING <br />' a Total depth 385 ft <br /> b Diameter _ 8 in <br /> Drilling method hollow-stem auaer <br /> 1 <br /> e d h WELL CONSTRUCTION <br />' c Total casing length 365 ft <br /> Material� Sch 40 PVC <br /> d Diameter 2 in <br /> a c e Depth to top perforations 120 ft <br /> i f Perforated length 240 ft <br /> Perforated interval from 120 to 360 ft <br /> Perforation type machine slot <br />' Perforation size 0 02-inch <br /> g Surface seal 10 ft <br />' Material concrete <br /> f h Backfill 70 ft <br />' Material neat cement grout <br /> i Seal 20 ft <br />' Material 3/8" bentonite chips <br /> I Gravel pack 28 5 ft <br /> Gravel pack interval from 10 0 to 385 ft <br /> Material #3 Lonestar sand <br /> k Bottom seal/fill NA ft <br />' <br /> Ilk <br /> Material NA <br /> b <br /> Form prepared byD.Foley <br />