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DRILL HOLE INFORMATION FORM
<br />Kennecott Energy - Colowyo Mine
<br />�
<br />Project: Collom
<br />Logging Company: Century Geophysical
<br />Hole ID:
<br />C -04 -34
<br />Colowyo Project Manager:
<br />Juan Garcia
<br />Hole Type (pilot, spot
<br />core, full core, well, geotech, etc.): -_..._
<br />Pilot
<br />Geologist (Company):
<br />Siev Sturm
<br />Date Hole Started:
<br />11/13/2004 Date Hole Finished:
<br />11/22/2004
<br />Easting: 1333609.17
<br />._..........
<br />Northing: _
<br />347362.13
<br />_
<br />Ground Elevation: 7297.79 TD
<br />_.- —
<br />744
<br />_.
<br />Location (Qtr /Qtr, Sectlon,T & R):
<br />NE NW Section 1 3N
<br />94W
<br />.... .......... Depth of Weathering:
<br />30' _
<br />County and State:
<br />Moffat, Colorado
<br />Coordinate Type:
<br />Surveyed (y /n): y
<br />Backfill Materials and Depths: See comments
<br />Number of bags used: Hole Marking
<br />Information:
<br />Surface Reclamation:
<br />Drilling:
<br />Groundwater
<br />Static water Level (Log): 52
<br />Drilling Company:
<br />Himes Drilling
<br />............ . . . .. .........
<br />Rig Type:
<br />Wireline Longyear 44 Driller:
<br />.._ .." .. ...........
<br />Thompson /Distal
<br />Surface Casing Type & Size:
<br />4 1/2 Steel HQ
<br />_ .„ .. .
<br />.....
<br />Interval Depths: 0-29
<br />.
<br />Other Casing Runs:
<br />.........
<br />Interval Depths:
<br />Casing Recovered (y /n):
<br />Rotary or Core From To Diameter Bit Type Ream Interval
<br />- ._.._... _... .,_ , _....... .....- ......
<br />Rotary ... ............ 0 _ 29
<br />57/8
<br />Core 29 744 3.98 Diamond
<br />2.48 Core
<br />..
<br />_ ..... .............................. . ......... ................
<br />Drilling Methods: Hole & Core
<br />Drilling Medium:
<br />From To
<br />0 744
<br />Circulation & Hole Problems (depth lost, regained, etc.):
<br />Medium and Additives:
<br />Mud -Quick ael. Dris PCC. Soda Ash
<br />Notes in Grondwater Section
<br />Logging:
<br />Logging Company: Century Geophysical
<br />Logger Name: Robert Sipes Probe Depth:
<br />Dale Hole Logged: 11/21/2004
<br />Logging Suite: Gamma -Res Density Caliper- Gyro- Deviation
<br />._ ... .... ..
<br />Digital Log Format: LAS
<br />. . .._ ..... .. .... ., ..... _..........
<br />Other:
<br />.. :.M ,,,,I:• .... ,,,,,,, ,, ,,,,. ,..,,.,..
<br />50
<br />.... - ,� „...,. ,:':,,k . &w..N..wsw ..N..,.,,,.� ...... .,. a_,.w.m.,..., ....:'w.»...
<br />Sampling & Testing
<br />Sampling Information (cuttings frequency, spot coring, etc.):
<br />Select Coals quality tested.
<br />Select Rock Zones for Geomechanical
<br />........ ....... .......... _...........
<br />........
<br />Coal Laboratory: SGS- Denver
<br />......... ......... .................... .
<br />Overburden Laboratory:
<br />Gas Testing:
<br />Geomechanical Testing: Call & Nicholas- Tucson
<br />Hole Completion & Reclamation
<br />Date Hole Plugged: 11/22/2004
<br />Date Site Reclaimed:
<br />Backfill Materials and Depths: See comments
<br />Number of bags used: Hole Marking
<br />Information:
<br />Surface Reclamation:
<br />Groundwater
<br />Static water Level (Log): 52
<br />Inflow (depth & production estimates): Joint a fractu sets at 55' -65'
<br />produce a flowing well at 1 -3 gpm from penetration to total depth at 744'
<br />Well Installation Details: No well installed
<br />.. . „
<br />Comm — at On 11/22/04 topped I to mixed duped 4 sacks (360 gallons) plug gel Pulled rods up to 360 then mixed
<br />and pumped 3 sacks(270 gallons) Pulled rods up [0 40 then misec and pumped 1 sack (90 gallons) Pusied a rubber cement
<br />olua (4.0” OD1 to bse of HWT casing at 29' ' a and cementt ed with 2 bags inside casing
<br />Complelior _fom�_C-04- 34.xls
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