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Natural Soda, Inc. <br />Daub & Associates, tnc ,-,��'emsx <br />Drilling and Well Completion Prognosis 's "�•a,'a. -,.. <br />Nnn tt,�L Sou, <br />Well: Proposed <br />API: TBD Hole <br />Type: Typical Core and <br />Hydrologic Monitoring Well <br />Section: 26 Elevation: <br />6660 est. <br />Township: 1S <br />Top of Conductor Casing. <br />0. <br />Range: 98W <br />Date: M—h 14, 2014 <br />Stratigraphic tops and saline data from 603 <br />(12H -C). Actual depths to be determined <br />from geophysical "s. <br />Stratgraphy <br />Well Completion <br />o <br />Rotary drill 12.25" conductor hole 0-60' est. <br />_ <br />set 7.0" OD, 6.5" ID, 16 Wit MAV 50 steel casing to <br />100 <br />cement casing by pump or tremle <br />200 <br />300 <br />400 <br />Uinta <br />500 <br />Rotary drill 6.5" pre�core hole to core point: 1870 est <br />set 4.5" HWT temporary casing to core point. <br />600 <br />700 <br />two <br />eoo <br />Rotary drilled interval: 0 -1870' est <br />1000 <br />Uinta Transition <br />1100 <br />1200 <br />1263 <br />1300 <br />R-8 Zone <br />1400 <br />Core HQ3 (3.8" dia. hole, 2.4" dia. core) form approximately 50' <br />above DS (1870) to 10' below Lower Boies Bed (1990' est). <br />1500 <br />method: conventional wireline, 10' core barrel <br />R -7 Zone <br />1o0 <br />- - -- <br />Cement plugback to 1640' est. Sand back to 1600' est. casing <br />— <br />point. <br />Set 4.5" OD, 4.0" to 11.6 Wit J55 steel easing and cement using <br />displacement <br />1700 <br />Clean out sand. <br />R-8 Zone <br />110, <br />Cored interval: 1870'4990' sst. <br />1500 <br />L-5 Zone <br />2000 — <br />40-19bi est Upper le' <br />1961' -1965' est DSM13 <br />1965' -1970' est. Lower Bows Bed <br />I <br />2100 <br />RS Zn <br />_ <br />Figure 3: Typical Core Hole and Well Completion Diagram <br />Daub & Associates, Inc. NSI 2014 Exploration Program <br />Page 10 of 10 Revised 3/14/14 <br />