upr000221 45

\ Water Well #11 9—24—45 of the blank pipe above the flo a t e o lla r are welded* A ll perforations are 160 mesh, 10 rows, 3* slo ts, 6® centers Started running casing at 12:17 P.M* Finished running casing at 5-17-45 P.M. 9-24-45 Cemented 10-3/4" casing C.P. at 538.19* with 60 sax of Colton 9-24—45 Portland Cement, none treated. The cement was pumped down by the r i g pumps using a 10 foot wooden spacer and two top plugs. A Halliburton mixer was used fo r mixing the cement. Prior to cementing, broke circulation fo r 3 minutes from 6:05 P.M. to 6:08 P.M. Displaced cement with approximately 302 o u .ft. of mud flu id . Some returns leaked back into the mud p it which interfered with the measurements. Left 10' of cement inside the 10-3/4"casing. Final pressure was 300# (when the plugs bumped). Normal circulating pressure was 0 to 50#. 9-24-45 Started mixing cement - 6:19 P.M. Finished mixing cement - 6:24 P.M. Started displacing cement - 6:28 P.M. 9-25-45 Finished displacing cement - 6:38 P.M. Estimated top of cement behind 10-3/4" casing is at 441*. Well started flowing water around outside of 10-3/4" at 3:00 A.M. while casing was standing eemented. M illed well 9-26-45 with mud. At 8:00 P.M. ran in and found top of hard cement at 522*. D rille d out hard cement to 530'. Finished d r illin g out cement inside 10-3/4" easing. Then displaced part of mud with water. While displacing mud, well started flowing. Cemented around outside of 10-3/4" casing at the surface with 146 sax of Colton Construction Cement. Washed lin e r. Well started flowing by it s e lf at 9:45 A.M. In stalled 12” control gates. Finished in s ta ll­ing 12" gates at 8:00 P.M. on the same day. Well: Completed and flowing to sump 9/26/45 PRODUCING- ZONES Top Producing Zone (coarse gravel, water) ? 252' to 365* 2nd " * » 9 « « 535* to 745* 3rd H M « « # » 805* to 925*