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 Surface Location
 API# 05-123-30715		Well Classification: GW Status: SI - 6/1/2025
Well Name/No:OLIN L FEDERAL #31-28D
(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:SIStatus Date6/1/2025
FacilityID:414284LocationID:329069
County:WELD #123Location:SESW 30 3N66W 6
Field:WATTENBERG - #90750Elevation:4830 ft.
Basin:DENVER (DJ) BASIN  
Planned Location:561FSL  2121 FWLLat/Long: 40.189840 / -104.822290Lat/Long Source: Field Measured
As Drilled Location:Footages Not AvailableLat/Long: 40.189844 / -104.822298Lat/Long Source: Field Measured
 Wellbore And Formation Details -- select either a wellbore Or formation to expand.
 

Wellbore #00             Wellbore Classification: GW             Status: SI - 6/1/2025             Measured TD: 8093 ft.    Vertical TD: 7984 ft.

 Wellbore Data for Original WellboreWellbore Classification: GW        SI - 6/1/2025
Wellbore PermitDIRECTIONAL
Permit #:Expiration Date:10/28/2011
Proposed Top PZ Location:Sec:30 Twp: 3N 66W Footage: 79 FSL  2572 FEL
Bottom Hole Location:Sec:30 Twp: 3N 66W Footage: 79 FSL  2572 FEL
Proposed Depth/Form:8000 ft.
Surface Mineral Owner Same:No
Mineral Owner:FEESurface Owner:FEE
Unit: Unit Number: 
Formation And Spacing:Code: CODL , Formation: CODELL , Order: 407-87 , Unit Acreage: 160, Drill Unit: GWA
Formation And Spacing:Code: JSND , Formation: J SAND , Order: , Unit Acreage: 160, Drill Unit: GWA
Formation And Spacing:Code: NBRR , Formation: NIOBRARA , Order: 407-87 , Unit Acreage: 160, Drill Unit: GWA
Wellbore Completed
Completion Date:2/28/2010
Spud Date:2/24/2010Spud Date Is:ACTUAL
Measured TD:8093 ft.Measured PB depth:8044 ft.
True Vertical TD:7984 ft.True Vertical PB depth:7935 ft.
Top PZ Location:Sec:30 Twp: 3N 66WFootage: 79 FSL  2572 FEL
Bottom Hole Location:Sec:30 Twp: 3N 66WFootage: 79 FSL  2572 FEL
Log Types:CBL, CN/CD/ML, DIL
Casing:String Type: SURF, Hole Size: 12.25 in., Size: 8.625 in., Top: 0 ft., Depth: 697 ft., Weight: 24 , Citings Type: ACTUAL
Cement:Sacks: 428, Top: 0 ft., Bottom: 697 ft., Determination Method: VISU
Casing:String Type: 1ST, Hole Size: 7.875 in., Size: 4.5 in., Top: 0 ft., Depth: 8089 ft., Weight: 11.6 , Citings Type: ACTUAL
Cement:Sacks: 220, Top: 6380 ft., Bottom: 8089 ft., Determination Method: CBL
Casing:String Type: STAGE TOOL, Hole Size: 7.875 in., Size: 4.5 in., Top: 0 ft., Depth: 8089 ft., Weight: 11.6 , Citings Type: ACTUAL
Cement:Sacks: 455, Top: 1050 ft., Bottom: 5036 ft., Determination Method: CBL
FormationInterval TopLog BottomCoredDSTs
NIOBRARA7154 ft.NN
FORT HAYS7391 ft.NN
CODELL7413 ft.NN
MOWRY7840 ft.NN
J SAND7855 ft.NN

Formation JSND                     Formation Classification:  GW                     Status:  SI - 6/1/2025                  Interval Top: 7860 ft.    Interval Bottom: 7892 ft.

 Completed Information for Formation J SAND
1st Production Date:4/3/2010Choke Size: 
Formation Name:J SANDCommingled:
Production Method:
Open Hole Completion:
Formation Treatment
Treatment Date:4/1/2010
Treatment Summary:FRAC'D J-SAND W/153594 GALS OF SILVERSTIM AND SLICKWATER WITH 280,012 #'S OF OTTAWA SAND.
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 JSND.
Perforation Data:
Interval Top:7860 ft.# Of Holes:80
Interval Bottom:7892 ft.Hole Size:0.41 in.

Formation CODL                     Formation Classification:  GW                     Status:  CM - 5/15/2025                 Interval Top: 7416 ft.    Interval Bottom: 7432 ft.

 Completed Information for Formation CODELL
1st Production Date:4/3/2010Choke Size: 
Formation Name:CODELLCommingled:
Production Method:
Open Hole Completion:
Formation Treatment
Treatment Date:4/1/2010
Treatment Summary:FRAC'D CODELL W/133686 GALS OF SILVERSTIM AND SLICKWATER WITH 270,532 #'S OF OTTAWA SAND.
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:7416 ft.# Of Holes:64
Interval Bottom:7432 ft.Hole Size:0.41 in.

Formation JNBCD                   Formation Classification:  GW                   Status:  CM - 5/15/2025                 Interval Top: 7194 ft.    Interval Bottom: 7891 ft.

 Completed Information for Formation J-NIOBRARA-CODELL
1st Production Date:4/3/2010Choke Size: 
Formation Name:J-NIOBRARA-CODELLCommingled:
Production Method:
Open Hole Completion:
Formation Treatment
Treatment Date:4/1/2010
Treatment Summary:COMMINGLE CODELL/NIOBRARA/J-SAND
Tubing Size:Tubing Setting Depth:
Tubing Packer Depth:Tubing Multiple Packer:
Open Hole Top:Open Hole Bottom:
Initial Test Data:
Test Date:N/ATest Method:
Hours Tested:Gas Type:
Gas Disposal:
Test TypeMeasure
BBLS_H2O 69
BBLS_OIL 69
BTU_GAS 1324
CALC_BBLS_H2O 69
CALC_BBLS_OIL 69
CALC_GOR 8652
CALC_MCF_GAS 597
CASING_PRESS 1700
GRAVITY_OIL 50
TUBING_PRESS 1175
Perforation Data:
Interval Top:7194 ft.# Of Holes:192
Interval Bottom:7891 ft.Hole Size:

Formation NB-CD                   Formation Classification:  GW                   Status:  SI - 6/1/2025                  Interval Top: 7194 ft.    Interval Bottom: 7432 ft.

 Completed Information for Formation NIOBRARA-CODELL
1st Production Date:4/3/2010Choke Size: 
Formation Name:NIOBRARA-CODELLCommingled:
Production Method:
Open Hole Completion:
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 NB-CD.
Perforation Data:
Interval Top:7194 ft.# Of Holes:112
Interval Bottom:7432 ft.Hole Size:

Formation NBRR                     Formation Classification:  GW                     Status:  CM - 5/15/2025                 Interval Top: 7194 ft.    Interval Bottom: 7270 ft.

 Completed Information for Formation NIOBRARA
1st Production Date:4/3/2010Choke Size: 
Formation Name:NIOBRARACommingled:
Production Method:
Open Hole Completion:
Formation Treatment
Treatment Date:4/1/2010
Treatment Summary:FRAC'D NIOBRARA W/175056 GALS OF SILVERSTIM AND SLICKWATER WITH 252,474 #'S OF OTTAWA SAND.
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:7194 ft.# Of Holes:48
Interval Bottom:7270 ft.Hole Size:0.73 in.
Primary Well Designation:
Low Producing      i
            All DesignationsDate
Reported PluggedN 
Out Of Service RepurposedN 
Out Of ServiceN 
Inactive ExceptionN 
Noticed InactiveN 
Defined InactiveN 
Low ProducingYProduction Period
10/2024 - 09/2025

BOE/MCFE/GOR Calculations
Production for Previous 12 Months
October 2024 - September 2025i
Total Oil Produced (Barrels)0
Total Gas Produced (MCF)1
GOR
GOR DeterminationMCFE
Average BOE per Day0.000
Average MCFE per Day0.003

 Federal Financial Assurance  i 

 Tribal Well  i No