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 Surface Location
 API# 05-069-06480
Well Classification: OW Status: PR - 3/1/2025
Well Name/No:ENCORE #40N-12HZ
(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 Date3/1/2025
FacilityID:441714LocationID:441710
Municipality/County:JOHNSTOWN / LARIMER #069Location:NWNW 12 5N68W 6
Field:WATTENBERG - #90750Elevation:4990 ft.
Basin:DENVER (DJ) BASIN  
Planned Location:551FNL  280 FWLLat/Long: 40.420189 / -104.963089Lat/Long Source: Field Measured
As Drilled Location:Footages Not AvailableLat/Long: 40.420193 / -104.963090Lat/Long Source: Field Measured
 
FracFocus
Disclosure: Sidetrack #00
Start Date: 11/4/2015
End Date: 11/14/2015
Reported: 12/18/2015
Days to report: 34
 Wellbore And Formation Details -- select either a wellbore Or formation to expand.
 

Wellbore #00             Wellbore Classification: OW             Status: PR - 3/1/2025             Measured TD: 13274 ft.    Vertical TD: 7175 ft.

 Wellbore Data for Original WellboreWellbore Classification: OW        PR - 3/1/2025
Wellbore PermitHORIZONTAL
Permit #: Expiration Date:5/5/2017
Proposed Top PZ Location:Sec:11 Twp: 5N 68W Footage: 2272 FNL  9 FEL
Bottom Hole Location:Sec:12 Twp: 5N 68W Footage: 2234 FNL  50 FEL
Proposed Depth/Form:13340 ft.
Surface Mineral Owner Same:No
Mineral Owner:FEESurface Owner:FEE
Unit: Unit Number:
Formation And Spacing:Code: NBRR , Formation: NIOBRARA , Order: , Unit Acreage: 480, Drill Unit: GWA
Casing:String Type: SURF, Hole Size: 13.5 in., Size: 9.625 in., Top: 0 ft., Depth: 746 ft., Weight: 36 , Citings Type: PLANNED
Cement:Sacks: 290, Top: 0 ft., Bottom: 746 ft.
Casing:String Type: 1ST, Hole Size: 7.875 in., Size: 5.5 in., Top: 0 ft., Depth: 13340 ft., Weight: 17 , Citings Type: PLANNED
Cement:Sacks: 1500, Top: , Bottom: 13340 ft.

Wellbore Completed
Completion Date:8/21/2015
Spud Date:7/5/2015Spud Date Is:ACTUAL
Measured TD:13274 ft.Measured PB depth:13170 ft.
True Vertical TD:7175 ft.True Vertical PB depth:7177 ft.
Top PZ Location:Sec:12 Twp: 5N 68WFootage: 2287 FNL  12 FWL
Bottom Hole Location:Sec:12 Twp: 5N 68WFootage: 2210 FNL  52 FEL
Log Types:CBL, LWD/GR, (RESISTIVITY in 05-069-06481)
Casing:String Type: CONDUCTOR, Hole Size: 26 in., Size: 16 in., Top: 0 ft., Depth: 56 ft., Weight: 42.1 , Citings Type: ACTUAL
Cement:Sacks: 36, Top: 0 ft., Bottom: 56 ft., Determination Method: VISU
Casing:String Type: SURF, Hole Size: 13.5 in., Size: 9.625 in., Top: 0 ft., Depth: 1848 ft., Weight: 36 , Citings Type: ACTUAL
Cement:Sacks: 712, Top: 0 ft., Bottom: 1848 ft., Determination Method: VISU
Casing:String Type: 1ST, Hole Size: 8.5 in., Size: 5.5 in., Top: 0 ft., Depth: 13265 ft., Weight: 17 , Citings Type: ACTUAL
Cement:Sacks: 1890, Top: 92 ft., Bottom: 13265 ft., Determination Method: CBL
FormationInterval TopLog BottomCoredDSTs
SUSSEX4752 ft.
SHARON SPRINGS7254 ft.
NIOBRARA7315 ft.

Formation NBRR                     Formation Classification:  OW                     Status:  PR - 3/1/2025                  Interval Top: 7857 ft.    Interval Bottom: 13153 ft.

 Completed Information for Formation NIOBRARA
1st Production Date:11/23/2015Choke Size: 
Formation Name:NIOBRARACommingled:No
Production Method:
Open Hole Completion:No
Formation Treatment
Treatment Type:FRACTURE STIMULATION
Treatment Date:11/4/2015Treatment End Date:11/14/2015
Treatment Summary:"PERF AND FRAC FROM 7857-13,153. 333 BBL ACID, 142,054 BBL SLICKWATER, 5,978 BBL WATER, - 148,365 BBL TOTAL FLUID 4,521,370# 40/70 GENOA/SAND HILLS, - 4,521,370# TOTAL SAND."
Total fluid used in treatment (bbls):148365Max pressure during treatment (psi):7452
Total gas used in treatment (mcf):0Fluid density (lbs/gal):8.30
Type Of gas:Number Of staged intervals:27
Total acid used in treatment (bbls):333Min frac gradient (psi/ft):0.90
Recycled water used in treatment (bbls):0Total flowback volume recovered (bbls):1847
Fresh water used in treatment (bbls):148032Disposition method For flowback:DISPOSAL
Total proppant used (lbs):4521370Green 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:11/30/2015Test Method:FLOWING
Hours Tested:24Gas Type:WET
Gas Disposal:SOLD
Test TypeMeasure
BBLS_H2O 279
BBLS_OIL 144
BTU_GAS 1366
CALC_BBLS_H2O 279
CALC_BBLS_OIL 144
CALC_GOR 688
CALC_MCF_GAS 99
CASING_PRESS 1100
GRAVITY_OIL 45
MCF_GAS 99
Perforation Data:
Interval Top:7857 ft.# Of Holes:636
Interval Bottom:13153 ft.Hole Size:0.46 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
January 2025 - December 2025i
Total Oil Produced (Barrels)3179
Total Gas Produced (MCF)20902
GOR6575
GOR DeterminationBOE
Average BOE per Day18.429
Average MCFE per Day106.884

 Federal Financial Assurance  i 

 Tribal Well  i No