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1 <br />1 <br />1 <br />1 <br />1 <br />'1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />1 <br />Geo -Logic Associates WELL NO.: —9A <br />MONITORING WELL COMPLETION SUMMARY PAGE: 1 OF 1 <br />JOB NO.: 2011-115 ELEVATION GROUND LEVEL- 295.74 <br />PROJECT: CORRAL HOLLOW EMP ELEVATION TOP OF CASING: 298.18 <br />LOCATION: TRACY. CA DATE STARTED: 2/21/12 <br />INSPECTOR: W. LOPEZ, CHG DATE FINISHED: 3/15/12 <br />CHECKED BY: J. HOWER, CEG TOTAL DEPTH: 96.3 feet <br />i7 <br />5 <br />50 <br />55 <br />60 <br />65 <br />70 <br />75 <br />80 <br />85 <br />90 <br />95 <br />105 <br />DRILLING SUMMARY: <br />Total Depth: 105 feet <br />Borehole diameter: 10" <br />Driller: Gregg Drilling <br />Rig: Rhino LAR <br />SRO): Blade bit <br />Drilling Fluid: N/A <br />Protective Casing: Auger <br />WELL CONSTRUCTION LOG: <br />Date t I Tim. Date ®Tim• <br />Drilling: <br />2/21/12 <br />9:08 <br />2/21/12112-53 <br />Coring: <br />— <br />— <br />— <br />— <br />Ream: <br />3/14/12 <br />8:12 <br />3/14/12 <br />10:32 <br />Casing Install: <br />3/14/12 <br />12:00 <br />3/14/12 <br />1204 <br />Filter Placement: <br />3/14/12 <br />12:05,3/14/12,12.-57 <br />(BentePlacement: <br />3/14/12 <br />1�7 <br />3/14/12 <br />13.10 <br />WELL CONSTRUCTION DETAILS: <br />Casing: 2—inch and 1—inch diameter, <br />flush—throoded, Schedule 80 PY1C. <br />(Fran +244 to 76.3 fest) <br />Screen: 2—i 1—inch diameter, <br />flush—threaded, Schedule 80 PVC <br />with 0.020-ormh slots. <br />(From 76.3 to 96.3 fed) <br />Filter Pack: M washed and graded <br />12/12 Montenq sond: <br />(From 72 to 96.3 feet.) <br />® Bentonite batt chips <br />6 2 and <br />Seal: (From 67.2 to 72 <br />72 <br />from 96.3 to 105 feet.) <br />Grout Seal: Neat, Portland matt grout <br />with 5% bentonite by <br />(Fran 0 to 67.2 feet) <br />Sem Placement: (Grout) <br />3/15/12 <br />8:55 <br />3/15/12111.05 <br />WELL DEVELOPMENT LOG: <br />Start Finish <br />Date Time Time <br />Surge Block <br />3/28/12 <br />9-.05 <br />Boiling <br />3/12/112 <br />9:05 <br />11 <br />Pumping <br />Total Gallons Removed: 15 <br />STABILIZATION TEST DATA: <br />Time pH Spas. Cond. (/ss/cm) TT"I(*0(From <br />11:30 <br />7.98 <br />188 <br />20.71 <br />Comments: <br />WELL MONITORING DATA: <br />Date Time Description <br />Corr. <br />Depth (feet) StfIL By <br />3/11/12 <br />8:05 <br />Prior to well construction <br />— <br />Dry <br />— <br />WBL <br />3/28/12 <br />8:30 <br />Prior to well development <br />—2.44 <br />83.05 <br />215.13 <br />MWV <br />