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 Surface Location
 API# 05-123-42412
Well Classification: OW Status: PR - 11/1/2021
Well Name/No:ZELDA #25-2HZ
(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 Date11/1/2021
FacilityID:443898LocationID:309934
Municipality/County:HUDSON / WELD #123Location:NWNW 25 2N65W 6
Field:WATTENBERG - #90750Elevation:4898 ft.
Basin:DENVER (DJ) BASIN  
Planned Location:373FNL  1174 FWLLat/Long: 40.115731 / -104.617547Lat/Long Source: Field Measured
As Drilled Location:Footages Not AvailableLat/Long: 40.115731 / -104.617545Lat/Long Source: Field Measured
 
FracFocus
Disclosure: Sidetrack #00
Start Date: 2/20/2019
End Date: 2/25/2019
Reported: 4/24/2019
Days to report: 58
 Wellbore And Formation Details -- select either a wellbore Or formation to expand.
 

Wellbore #00             Wellbore Classification: OW             Status: PR - 11/1/2021             Measured TD: 17715 ft.    Vertical TD: 7127 ft.

 Wellbore Data for Original WellboreWellbore Classification: OW        PR - 11/1/2021
Wellbore PermitHORIZONTAL
Permit #: Expiration Date:2/14/2020
Proposed Top PZ Location:Sec:25 Twp: 2N 65W Footage: 966 FNL  529 FWL
Bottom Hole Location:Sec:1 Twp: 1N 65W Footage: 335 FNL  541 FWL
Proposed Depth/Form:17627 ft.
Surface Mineral Owner Same:No
Mineral Owner:FEESurface Owner:FEE
Unit: Unit Number:
Formation And Spacing:Code: CODL , Formation: CODELL , Order: , Unit Acreage: 360, Drill Unit: GWA
Casing:String Type: CONDUCTOR, Hole Size: 26 in., Size: 16 in., Top: 0 ft., Depth: 40 ft., Weight: 42.1 , Citings Type: PLANNED
Cement:Sacks: 30, Top: 0 ft., Bottom: 40 ft.
Casing:String Type: SURF, Hole Size: 13.5 in., Size: 9.625 in., Top: 0 ft., Depth: 1500 ft., Weight: 36 , Citings Type: PLANNED
Cement:Sacks: 590, Top: 0 ft., Bottom: 1500 ft.
Casing:String Type: 1ST, Hole Size: 7.875 in., Size: 5.5 in., Top: 0 ft., Depth: 17617 ft., Weight: 17 , Citings Type: PLANNED
Cement:Sacks: 2088, Top: , Bottom: 17617 ft.
Casing:String Type: 1ST LINER, Hole Size: 6.125 in., Size: 4.5 in., Top: 6527 ft., Depth: 16674 ft., Weight: 11.6 , Citings Type: PLANNED
Cement:Sacks: 660, Top: 6627 ft., Bottom: 16674 ft.

Wellbore Completed
Completion Date:9/10/2018
Spud Date:5/3/2018Spud Date Is:ACTUAL
Measured TD:17715 ft.Measured PB depth:17703 ft.
True Vertical TD:7127 ft.True Vertical PB depth:7128 ft.
Top PZ Location:Sec:25 Twp: 2N 65WFootage: 966 FNL  529 FWL
Bottom Hole Location:Sec:1 Twp: 1N 65WFootage: 335 FNL  541 FWL
Log Types:CBL, MWD/LWD. (DIL on 05-123-25613 and 05-123-22222).
Casing:String Type: CONDUCTOR, Hole Size: 26 in., Size: 16 in., Top: 0 ft., Depth: 97 ft., Weight: 42 , Citings Type: ACTUAL
Cement:Sacks: 64, Top: 0 ft., Bottom: 97 ft., Determination Method: VISU
Casing:String Type: SURF, Hole Size: 13.5 in., Size: 9.625 in., Top: 0 ft., Depth: 1878 ft., Weight: 36 , Citings Type: ACTUAL
Cement:Sacks: 699, Top: 0 ft., Bottom: 1878 ft., Determination Method: VISU
Casing:String Type: 1ST, Hole Size: 7.875 in., Size: 5.5 in., Top: 0 ft., Depth: 17705 ft., Weight: 17 , Citings Type: ACTUAL
Cement:Sacks: 1690, Top: 2756 ft., Bottom: 17715 ft., Determination Method: CBL
FormationInterval TopLog BottomCoredDSTs
FOX HILLS1383 ft.
PARKMAN4025 ft.
SUSSEX4478 ft.
SHARON SPRINGS7029 ft.
NIOBRARA7074 ft.
FORT HAYS7475 ft.
CODELL7569 ft.
CARLILE12087 ft.

Formation CARL                     Formation Classification:  OW                     Status:  CM - 5/14/2019                 Interval Top: 12087 ft.    Interval Bottom: 12118 ft.

 Completed Information for Formation CARLILE
1st Production Date:N/AChoke Size: 
Formation Name:CARLILECommingled:Yes
Production Method:
Open Hole Completion:No
Formation Treatment
Treatment Type:FRACTURE STIMULATION
Treatment Date:5/14/2019Treatment End Date:N/A
Treatment Summary:Carlile: 12087-12118
Total fluid used in treatment (bbls):Max pressure during treatment (psi):
Total gas used in treatment (mcf):Fluid density (lbs/gal):
Type Of gas:Number Of staged intervals:
Total acid used in treatment (bbls):Min frac gradient (psi/ft):
Recycled water used in treatment (bbls):Total flowback volume recovered (bbls):
Fresh water used in treatment (bbls):Disposition method For flowback:
Total proppant used (lbs):Green completions techniques utilized:--
Reason green techniques Not utilized: 
Tubing Size:Tubing Setting Depth:
Tubing Packer Depth:Tubing Multiple Packer:
Open Hole Top:Open Hole Bottom:
No Initial Test Data was found for formation CARL.
Perforation Data:
Interval Top:12087 ft.# Of Holes:576
Interval Bottom:12118 ft.Hole Size:0.44 in.

Formation NBRR                     Formation Classification:  OW                     Status:  CM - 5/14/2019                 Interval Top: 11301 ft.    Interval Bottom: 17503 ft.

 Completed Information for Formation NIOBRARA
1st Production Date:N/AChoke Size: 
Formation Name:NIOBRARACommingled:Yes
Production Method:
Open Hole Completion:No
Formation Treatment
Treatment Type:FRACTURE STIMULATION
Treatment Date:5/14/2019Treatment End Date:N/A
Treatment Summary:Niobrara: 11301-11509, 11537-11586, 17311-17503
Total fluid used in treatment (bbls):Max pressure during treatment (psi):
Total gas used in treatment (mcf):Fluid density (lbs/gal):
Type Of gas:Number Of staged intervals:
Total acid used in treatment (bbls):Min frac gradient (psi/ft):
Recycled water used in treatment (bbls):Total flowback volume recovered (bbls):
Fresh water used in treatment (bbls):Disposition method For flowback:
Total proppant used (lbs):Green completions techniques utilized:--
Reason green techniques Not utilized: 
Tubing Size:Tubing Setting Depth:
Tubing Packer Depth:Tubing Multiple Packer:
Open Hole Top:Open Hole Bottom:
No Initial Test Data was found for formation NBRR.
Perforation Data:
Interval Top:11301 ft.# Of Holes:576
Interval Bottom:17503 ft.Hole Size:0.44 in.

Formation FTHYS                   Formation Classification:  OW                   Status:  CM - 5/14/2019                 Interval Top: 9974 ft.    Interval Bottom: 17676 ft.

 Completed Information for Formation FORT HAYS
1st Production Date:N/AChoke Size: 
Formation Name:FORT HAYSCommingled:Yes
Production Method:
Open Hole Completion:No
Formation Treatment
Treatment Type:FRACTURE STIMULATION
Treatment Date:5/14/2019Treatment End Date:N/A
Treatment Summary:Fort Hays: 9974-9976, 11509-11537, 11586-11676, 16991-17311, 17616-17676
Total fluid used in treatment (bbls):Max pressure during treatment (psi):
Total gas used in treatment (mcf):Fluid density (lbs/gal):
Type Of gas:Number Of staged intervals:
Total acid used in treatment (bbls):Min frac gradient (psi/ft):
Recycled water used in treatment (bbls):Total flowback volume recovered (bbls):
Fresh water used in treatment (bbls):Disposition method For flowback:
Total proppant used (lbs):Green completions techniques utilized:--
Reason green techniques Not utilized: 
Tubing Size:Tubing Setting Depth:
Tubing Packer Depth:Tubing Multiple Packer:
Open Hole Top:Open Hole Bottom:
No Initial Test Data was found for formation FTHYS.
Perforation Data:
Interval Top:9974 ft.# Of Holes:576
Interval Bottom:17676 ft.Hole Size:0.44 in.

Formation CODL                     Formation Classification:  OW                     Status:  CM - 5/14/2019                 Interval Top: 7646 ft.    Interval Bottom: 17616 ft.

 Completed Information for Formation CODELL
1st Production Date:N/AChoke Size: 
Formation Name:CODELLCommingled:Yes
Production Method:
Open Hole Completion:No
Formation Treatment
Treatment Type:FRACTURE STIMULATION
Treatment Date:5/14/2019Treatment End Date:N/A
Treatment Summary:Codell: 7646-9974, 9976-11301, 11676-12087, 12118-16991, 17503-17616
Total fluid used in treatment (bbls):Max pressure during treatment (psi):
Total gas used in treatment (mcf):Fluid density (lbs/gal):
Type Of gas:Number Of staged intervals:
Total acid used in treatment (bbls):Min frac gradient (psi/ft):
Recycled water used in treatment (bbls):Total flowback volume recovered (bbls):
Fresh water used in treatment (bbls):Disposition method For flowback:
Total proppant used (lbs):Green completions techniques utilized:--
Reason green techniques Not utilized: 
Tubing Size:Tubing Setting Depth:
Tubing Packer Depth:Tubing Multiple Packer:
Open Hole Top:Open Hole Bottom:
No Initial Test Data was found for formation CODL.
Perforation Data:
Interval Top:7646 ft.# Of Holes:576
Interval Bottom:17616 ft.Hole Size:0.44 in.

Formation NFCC                     Formation Classification:  OW                     Status:  PR - 11/1/2021                 Interval Top: 7646 ft.    Interval Bottom: 17676 ft.

 Completed Information for Formation NIOBRARA-FORT HAYS-CODELL-CARLILE
1st Production Date:3/22/2019Choke Size: 
Formation Name:NIOBRARA-FORT HAYS-CODELL-CARLILECommingled:No
Production Method:
Open Hole Completion:No
Formation Treatment
Treatment Type:FRACTURE STIMULATION
Treatment Date:2/20/2019Treatment End Date:2/25/2019
Treatment Summary:PERF AND FRAC FROM 7646-17676. 71 BBL 15% HCL ACID, 424 BBL 7.5% HCL ACID, 9,922 BBL PUMP DOWN, 165,195 BBL SLICKWATER, 175,612 TOTAL FLUID, 5,318,400# 40/70 OTTAWA/ST. PETERS, 5,318,400# TOTAL SAND.
Total fluid used in treatment (bbls):175612Max pressure during treatment (psi):7725
Total gas used in treatment (mcf):0Fluid density (lbs/gal):8.30
Type Of gas:Number Of staged intervals:26
Total acid used in treatment (bbls):495Min frac gradient (psi/ft):0.95
Recycled water used in treatment (bbls):75Total flowback volume recovered (bbls):9610
Fresh water used in treatment (bbls):175042Disposition method For flowback:RECYCLE
Total proppant used (lbs):5318400Green completions techniques utilized:Yes
Reason green techniques Not utilized: 
Tubing Size:2.375 in.Tubing Setting Depth:7225 ft.
Tubing Packer Depth:Tubing Multiple Packer:
Open Hole Top:Open Hole Bottom:
Initial Test Data:
Test Date:4/13/2019Test Method:Flowing
Hours Tested:24Gas Type:WET
Gas Disposal:SOLD
Test TypeMeasure
BBLS_H2O 260
BBLS_OIL 69
BTU_GAS 1280
CALC_BBLS_H2O 260
CALC_BBLS_OIL 69
CALC_GOR 1391
CALC_MCF_GAS 96
CASING_PRESS 2300
GRAVITY_OIL 44
MCF_GAS 96
TUBING_PRESS 1500
Perforation Data:
Interval Top:7646 ft.# Of Holes:576
Interval Bottom:17676 ft.Hole Size:0.44 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)7203
Total Gas Produced (MCF)80147
GOR11126
GOR DeterminationBOE
Average BOE per Day56.973
Average MCFE per Day330.473

 Federal Financial Assurance  i 

 Tribal Well  i No