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WELL DETAILS <br /> PROJECT NUMBER 0805-14701 BORING / WELL NO B-4/MW-2 <br /> PROJECT NAME ARCO 2186 TOP OF CASING ELEV 1549 <br /> �J LOCATION 3212 N California Street Stockton CA GROUND SURFACE ELEV 15 9 <br /> EMCON WELL PERMIT NO 7016 DATUM Mean Sea Level <br /> IINSTALLATION DATE 8129195 <br /> TOC (Top of casing) <br /> IG-5 vault box (Std) <br /> f, 9 EXPLORATORY BORING <br /> a Total depth 75 5 ft <br /> b Diameter 10 in <br /> Drilling method Follow-stem auger <br /> I e d <br /> h WELL CONSTRUCTION <br />' c Total casing length 751 ft <br /> Material Sch 40 PVC <br />' • d Diameter 4 in <br /> a c e Depth to top perforations 555 ft <br /> i f Perforated length 190 ft <br /> Perforated interval from 55 5 to 745 ft <br /> Perforation type machine slot <br />' Perforation size 0 02-inch <br /> g Surface seal 1 0 ft <br />' Material concrete <br /> f z 1 h Backfill 48 2 ft <br /> s <br />' Material bentonite cement grout <br /> i Seat 38 ft <br /> Material 318" bentonite chips <br />' l Gravel pack 22 5 ft <br /> Gravel pack interval from 53 0 to 75 5 ft <br />' - Material #3 Loneslar sand <br /> k Bottom seal/till NA ft <br /> 1k <br /> Material NA <br /> b <br /> • <br /> Form prepared by D_ Foley <br />