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 Surface Location
 API# 05-123-36916
Well Classification: OW Status: PR - 10/1/2023
Well Name/No:UNDERHILL #28N-17HZ
(Click Well Name for Production Data)
Click Here for Transporter Gatherer Info
Operator:KERR MCGEE OIL & GAS ONSHORE LP - 47120
(Click Operator Name for Company Detail Report)
Federal Or State Lease #:
Facility Status:PRStatus Date10/1/2023
FacilityID:432035LocationID:432028
County:WELD #123Location:SWSE 17 1N67W 6
Field:WATTENBERG - #90750Elevation:5112 ft.
Basin:DENVER (DJ) BASIN  
Planned Location:849FSL  1520 FELLat/Long: 40.046121 / -104.910489Lat/Long Source: Field Measured
As Drilled Location:Footages Not AvailableLat/Long: 40.046205 / -104.910488Lat/Long Source: Field Measured
 
FracFocus
Disclosure: Sidetrack #00
Start Date: 12/2/2013
End Date: 12/14/2013
Reported: 1/29/2014
Days to report: 46
 Wellbore And Formation Details -- select either a wellbore Or formation to expand.
 

Wellbore #00             Wellbore Classification: OW             Status: PR - 10/1/2023             Measured TD: 12120 ft.    Vertical TD: 7574 ft.

 Wellbore Data for Original WellboreWellbore Classification: OW        PR - 10/1/2023
Wellbore PermitHORIZONTAL
Permit #: Expiration Date:2/27/2015
Proposed Top PZ Location:Sec:17 Twp: 1N 67W Footage: 633 FSL  2311 FEL
Bottom Hole Location:Sec:17 Twp: 1N 67W Footage: 460 FNL  2311 FEL
Proposed Depth/Form:10886 ft.
Surface Mineral Owner Same:No
Mineral Owner:FEESurface Owner:FEE
Unit: Unit Number:
Formation And Spacing:Code: NBRR , Formation: NIOBRARA , Order: , Unit Acreage: 320, Drill Unit: GWA
Formation And Spacing:Code: SUSX , Formation: SUSSEX , Order: , Unit Acreage: 200, Drill Unit: GWA
Casing:String Type: SURF, Hole Size: 13.5 in., Size: 9.625 in., Top: 0 ft., Depth: 900 ft., Weight: 36 , Citings Type: PLANNED
Cement:Sacks: 670, Top: 0 ft., Bottom: 900 ft.
Casing:String Type: 1ST, Hole Size: 8.75 in., Size: 7 in., Top: 0 ft., Depth: 8012 ft., Weight: 26 , Citings Type: PLANNED
Cement:Sacks: 810, Top: 0 ft., Bottom: 8012 ft.
Casing:String Type: 1ST LINER, Hole Size: 6.125 in., Size: 4.5 in., Top: 7010 ft., Depth: 12211 ft., Weight: 11.6 , Citings Type: PLANNED
Cement:Sacks: , Top: , Bottom:

Wellbore Completed
Completion Date:8/10/2013
Spud Date:7/16/2013Spud Date Is:ACTUAL
Measured TD:12120 ft.Measured PB depth:12110 ft.
True Vertical TD:7574 ft.True Vertical PB depth:7574 ft.
Top PZ Location:Sec:17 Twp: 1N 67WFootage: 848 FSL  2306 FEL
Bottom Hole Location:Sec:17 Twp: 1N 67WFootage: 486 FNL  2308 FEL
Log Types:CBL, GR, RES, MUD
Casing:String Type: SURF, Hole Size: 13.5 in., Size: 9.625 in., Top: 0 ft., Depth: 942 ft., Weight: 36 , Citings Type: ACTUAL
Cement:Sacks: 338, Top: 0 ft., Bottom: 942 ft., Determination Method: VISU
Casing:String Type: 1ST, Hole Size: 8.75 in., Size: 7 in., Top: 0 ft., Depth: 8157 ft., Weight: 26 , Citings Type: ACTUAL
Cement:Sacks: 807, Top: 1048 ft., Bottom: 8157 ft., Determination Method: CBL
Casing:String Type: 1ST LINER, Hole Size: 6.125 in., Size: 4.5 in., Top: 6944 ft., Depth: 12110 ft., Weight: 11.6 , Citings Type: ACTUAL
Cement:Sacks: 287, Top: 6944 ft., Bottom: 12110 ft., Determination Method: CALC
FormationInterval TopLog BottomCoredDSTs
SHARON SPRINGS7584 ft.
NIOBRARA7625 ft.

Formation NBRR                     Formation Classification:  OW                     Status:  PR - 10/1/2023                 Interval Top: 8174 ft.    Interval Bottom: 11903 ft.

 Completed Information for Formation NIOBRARA
1st Production Date:12/27/2013Choke Size: 
Formation Name:NIOBRARACommingled:No
Production Method:
Open Hole Completion:No
Formation Treatment
Treatment Type:FRACTURE STIMULATION
Treatment Date:12/2/2013Treatment End Date:12/14/2013
Treatment Summary:PERF AND FRAC FROM 8174-11903. 274 BBL ACID,78262 BBL SLICKWATER,2050 BBL WATER,80586 BBL TOTAL FLUID 2026879# 40/70 OTTAWA/ST. PETERS SAND,2026879# TOTAL SAND.
Total fluid used in treatment (bbls):80586Max pressure during treatment (psi):6910
Total gas used in treatment (mcf):0Fluid density (lbs/gal):8.30
Type Of gas:Number Of staged intervals:19
Total acid used in treatment (bbls):274Min frac gradient (psi/ft):0.82
Recycled water used in treatment (bbls):0Total flowback volume recovered (bbls):9917
Fresh water used in treatment (bbls):80312Disposition method For flowback:RECYCLE
Total proppant used (lbs):2026879Green completions techniques utilized:Yes
Reason green techniques Not utilized: 
Tubing Size:Tubing Setting Depth:
Tubing Packer Depth:Tubing Multiple Packer:
Open Hole Top:Open Hole Bottom:
Initial Test Data:
Test Date:12/31/2013Test Method:FLOWING
Hours Tested:24Gas Type:WET
Gas Disposal:SOLD
Test TypeMeasure
BBLS_H2O 1
BBLS_OIL 255
BTU_GAS 1299
CALC_BBLS_H2O 1
CALC_BBLS_OIL 255
CALC_GOR 1710
CALC_MCF_GAS 436
CASING_PRESS 950
GRAVITY_OIL 48
MCF_GAS 436
Perforation Data:
Interval Top:8174 ft.# Of Holes:620
Interval Bottom:11903 ft.Hole Size:0.37 in.
Primary Well Designation:
None      i
            All DesignationsDate
Reported PluggedN 
Out Of Service RepurposedN 
Out Of ServiceN 
Inactive ExceptionN 
Noticed InactiveN 
Defined InactiveN 
Low ProducingN 

BOE/MCFE/GOR Calculations
Production for Previous 12 Months
December 2024 - November 2025i
Total Oil Produced (Barrels)1102
Total Gas Produced (MCF)18453
GOR16745
GOR DeterminationMCFE
Average BOE per Day11.690
Average MCFE per Day67.830

 Federal Financial Assurance  i 

 Tribal Well  i No