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 Surface Location
 API# 05-123-39197
Well Classification: OW Status: PR - 5/1/2023
Well Name/No:DOLPH #4N-1HZ
(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 Date5/1/2023
FacilityID:436619LocationID:419841
County:WELD #123Location:SESW 1 2N66W 6
Field:WATTENBERG - #90750Elevation:4999 ft.
Basin:DENVER (DJ) BASIN  
Planned Location:365FSL  1569 FWLLat/Long: 40.161150 / -104.729255Lat/Long Source: Field Measured
As Drilled Location:Footages Not AvailableLat/Long: 40.161153 / -104.729256Lat/Long Source: Field Measured
 
FracFocus
Disclosure: Sidetrack #00
Start Date: 1/26/2015
End Date: 2/3/2015
Reported: 3/19/2015
Days to report: 44
 Wellbore And Formation Details -- select either a wellbore Or formation to expand.
 

Wellbore #00             Wellbore Classification: OW             Status: PR - 5/1/2023             Measured TD: 13280 ft.    Vertical TD: 7276 ft.

 Wellbore Data for Original WellboreWellbore Classification: OW        PR - 5/1/2023
Wellbore PermitHORIZONTAL
Permit #: Expiration Date:3/30/2016
Proposed Top PZ Location:Sec:12 Twp: 2N 66W Footage: 421 FNL  314 FWL
Bottom Hole Location:Sec:1 Twp: 2N 66W Footage: 485 FNL  343 FWL
Proposed Depth/Form:12150 ft.
Surface Mineral Owner Same:No
Mineral Owner:FEESurface Owner:FEE
Unit: Unit Number:
Formation And Spacing:Code: NBRR , Formation: NIOBRARA , Order: , Unit Acreage: 400, Drill Unit: GWA
Casing:String Type: SURF, Hole Size: 13.5 in., Size: 9.625 in., Top: 0 ft., Depth: 1228 ft., Weight: 36 , Citings Type: PLANNED
Cement:Sacks: 470, Top: 0 ft., Bottom: 1228 ft.
Casing:String Type: 1ST, Hole Size: 8.75 in., Size: 7 in., Top: 0 ft., Depth: 8026 ft., Weight: 26 , Citings Type: PLANNED
Cement:Sacks: 840, Top: 0 ft., Bottom: 8026 ft.
Casing:String Type: 1ST LINER, Hole Size: 6.125 in., Size: 4.5 in., Top: 6971 ft., Depth: 13347 ft., Weight: 11.6 , Citings Type: PLANNED
Cement:Sacks: , Top: , Bottom:

Wellbore Completed
Completion Date:9/17/2014
Spud Date:7/8/2014Spud Date Is:ACTUAL
Measured TD:13280 ft.Measured PB depth:13210 ft.
True Vertical TD:7276 ft.True Vertical PB depth:7270 ft.
Top PZ Location:Sec:12 Twp: 2N 66WFootage: 421 FNL  314 FWL
Bottom Hole Location:Sec:1 Twp: 2N 66WFootage: 485 FNL  343 FWL
Log Types:CBL, GR, (DIL in API# 05-123-22073)
Casing:String Type: SURF, Hole Size: 13.5 in., Size: 9.625 in., Top: 0 ft., Depth: 1210 ft., Weight: 36 , Citings Type: ACTUAL
Cement:Sacks: 489, Top: 0 ft., Bottom: 1210 ft., Determination Method: VISU
Casing:String Type: 1ST, Hole Size: 8.75 in., Size: 7 in., Top: 0 ft., Depth: 8056 ft., Weight: 26 , Citings Type: ACTUAL
Cement:Sacks: 735, Top: 0 ft., Bottom: 8056 ft., Determination Method: CBL
Casing:String Type: 1ST LINER, Hole Size: 6.125 in., Size: 4.5 in., Top: 6877 ft., Depth: 13260 ft., Weight: 11.6 , Citings Type: ACTUAL
Cement:Sacks: 340, Top: 6899 ft., Bottom: 13260 ft., Determination Method: CBL
FormationInterval TopLog BottomCoredDSTs
SUSSEX4737 ft.
SHARON SPRINGS7559 ft.
NIOBRARA7688 ft.

Formation NBRR                     Formation Classification:  OW                     Status:  PR - 5/1/2023                  Interval Top: 8070 ft.    Interval Bottom: 13181 ft.

 Completed Information for Formation NIOBRARA
1st Production Date:2/10/2015Choke Size: 
Formation Name:NIOBRARACommingled:No
Production Method:
Open Hole Completion:No
Formation Treatment
Treatment Type:FRACTURE STIMULATION
Treatment Date:1/26/2015Treatment End Date:2/3/2015
Treatment Summary:"PERF AND FRAC FROM 8070-13,181. 36 BBL ACID, 149,009 BBL SLICKWATER, 5,588 BBL WATER, - 154,633 BBL TOTAL FLUID 4,390,451# 40/70 GENOA/SAND HILLS, - 4,390,451# TOTAL SAND."
Total fluid used in treatment (bbls):154633Max pressure during treatment (psi):7672
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):36Min frac gradient (psi/ft):0.88
Recycled water used in treatment (bbls):0Total flowback volume recovered (bbls):764
Fresh water used in treatment (bbls):154597Disposition method For flowback:DISPOSAL
Total proppant used (lbs):4390451Green 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:2/13/2015Test Method:FLOWING
Hours Tested:24Gas Type:WET
Gas Disposal:SOLD
Test TypeMeasure
BBLS_H2O 175
BBLS_OIL 103
BTU_GAS 1244
CALC_BBLS_H2O 175
CALC_BBLS_OIL 103
CALC_GOR 2378
CALC_MCF_GAS 245
CASING_PRESS 1100
GRAVITY_OIL 54
MCF_GAS 245
Perforation Data:
Interval Top:8070 ft.# Of Holes:624
Interval Bottom:13181 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)6222
Total Gas Produced (MCF)51933
GOR8346
GOR DeterminationBOE
Average BOE per Day41.716
Average MCFE per Day241.952

 Federal Financial Assurance  i 

 Tribal Well  i No