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 Surface Location
 API# 05-123-26711		Well Classification: OW Status: PA - 12/8/2025
Well Name/No:STEWARTS Z4 #6-2 6
(Click Well Name for Production Data)		Click Here for Transporter Gatherer Info
Operator:EXTRACTION OIL & GAS INC - 10459
(Click Operator Name for Company Detail Report)		Federal Or State Lease #:
Facility Status:PAStatus Date12/8/2025
FacilityID:296269LocationID:332851
County:WELD #123Location:SENW 31 5N65W 6
Field:WATTENBERG - #90750Elevation:4658 ft.
Basin:DENVER (DJ) BASIN  
Planned Location:2543FNL  1967 FWLLat/Long: 40.355890 / -104.708650Lat/Long Source: Field Measured
As Drilled Location:Footages Not AvailableLat/Long: 40.355890 / -104.708650Lat/Long Source: Field Measured
 Wellbore And Formation Details -- select either a wellbore Or formation to expand.
 

Wellbore #00             Wellbore Classification: OW             Status: AB - 10/3/2010             Measured TD: 8700 ft.    Vertical TD: 7273 ft.

 Wellbore Data for Original WellboreWellbore Classification: OW        AB - 10/3/2010
Wellbore PermitDIRECTIONAL
Permit #:20081135 Expiration Date:6/1/2009
Proposed Top PZ Location:Sec:6 Twp: 4N 65W Footage: 1212 FNL  1313 FEL
Bottom Hole Location:Sec:6 Twp: 4N 65W Footage: 1212 FNL  1313 FEL
Proposed Depth/Form:8946 ft.
Surface Mineral Owner Same:No
Mineral Owner:FEESurface Owner:FEE
Unit: Unit Number: 
Formation And Spacing:Code: NB-CD , Formation: NIOBRARA-CODELL , Order: 407-87 318, Unit Acreage: 160, Drill Unit: NE/4 6
Casing:String Type: 1ST, Hole Size: 6.125 in., Size: 4.5 in., Top: , Depth: 8946 ft., Weight: 11.6 , Citings Type: PLANNED
Cement:Sacks: 100, Top: 200 ft., Bottom: 8946 ft.
Wellbore Completed
Completion Date:10/3/2008
Spud Date:9/22/2008Spud Date Is:ACTUAL
Measured TD:8700 ft.Measured PB depth:8531 ft.
True Vertical TD:7273 ft.True Vertical PB depth:7203 ft.
Bottom Hole Location:Sec:6 Twp: 4N 65WFootage: 1212 FNL  1313 FEL
Log Types:CBL , THERMAL MULTIGATE DECAY LITHOLOGY
Casing:String Type: SURF, Hole Size: 12.25 in., Size: 8.625 in., Top: 0 ft., Depth: 1284 ft., Weight: 24 , Citings Type: ACTUAL
Cement:Sacks: 650, Top: 0 ft., Bottom: 1284 ft., Determination Method: CALC
Casing:String Type: 1ST, Hole Size: 7.875 in., Size: 4.5 in., Top: 0 ft., Depth: 8534 ft., Weight: 10.5 , Citings Type: ACTUAL
Cement:Sacks: 200, Top: 7154 ft., Bottom: 8534 ft., Determination Method: CBL
Casing:String Type: S.C. 1.1, Hole Size: , Size: , Top: , Depth: 1430 ft., Weight: , Citings Type: ACTUAL
Cement:Sacks: 40, Top: 1260 ft., Bottom: 1430 ft., Determination Method: CBL
Casing:String Type: S.C. 1.2, Hole Size: , Size: , Top: , Depth: 3072 ft., Weight: , Citings Type: ACTUAL
Cement:Sacks: 270, Top: 2954 ft., Bottom: 3072 ft., Determination Method: CBL
Casing:String Type: S.C. 2.1, Hole Size: , Size: , Top: , Depth: 4113 ft., Weight: , Citings Type: ACTUAL
Cement:Sacks: 90, Top: 4052 ft., Bottom: 4413 ft., Determination Method: CBL
Casing:String Type: 1ST LINER, Hole Size: 4.5 in., Size: 3.5 in., Top: 0 ft., Depth: 4113 ft., Weight: 9.3 , Citings Type: ACTUAL
Cement:Sacks: 70, Top: 0 ft., Bottom: 4113 ft., Determination Method: CBL
FormationInterval TopLog BottomCoredDSTs
PARKMAN4350 ft.NN
SUSSEX4950 ft.NN
TEEPEE BUTTES7458 ft.7465 ft.NN
NIOBRARA8170 ft.8378 ft.NN
FORT HAYS8378 ft.8400 ft.NN
CODELL8400 ft.8425 ft.NN
  No formation data to display.

Sidetrack #01             Wellbore Classification: GW             Status: AB - 12/8/2025             Measured TD: 8550 ft.    Vertical TD: 7230 ft.

 Wellbore Data for Sidetrack #01Wellbore Classification: GW        AB - 12/8/2025
Wellbore PermitDIRECTIONAL
Permit #:20086680 Expiration Date:10/2/2009
Proposed Top PZ Location:Sec: Twp: Footage: 959 FNL  1442 FEL
Bottom Hole Location:Sec:6 Twp: 4N 65W Footage: 1086 FNL  1375 FEL
Proposed Depth/Form:8653 ft.
Surface Mineral Owner Same:No
Mineral Owner:FEESurface Owner:FEE
Unit: Unit Number: 
Formation And Spacing:Code: NB-CD , Formation: NIOBRARA-CODELL , Order: 407-87 , Unit Acreage: 160, Drill Unit: NE/4
Wellbore Completed
Completion Date:10/9/2008
Spud Date:10/4/2008Spud Date Is:ACTUAL
Measured TD:8550 ft.Measured PB depth:8531 ft.
True Vertical TD:7230 ft.True Vertical PB depth:7204 ft.
Top PZ Location:Sec:6 Twp: 4N 65WFootage: 1002 FNL  1416 FEL
Bottom PZ Location:Sec:6 Twp: 4N 65WFootage: 1086 FNL  1375 FEL
Bottom Hole Location:Sec:6 Twp: 4N 65WFootage: 1052 FNL  1386 FEL
Log Types:CBL, THERMAL MULTIGATE DECAY LITHOLOGY
Log Types:CBL
Casing:String Type: SURF, Hole Size: 12.25 in., Size: 8.625 in., Top: 0 ft., Depth: 1284 ft., Weight: 24 , Citings Type: ACTUAL
Cement:Sacks: 650, Top: 0 ft., Bottom: 1284 ft., Determination Method: CALC
Casing:String Type: 1ST, Hole Size: 7.875 in., Size: 4.5 in., Top: 0 ft., Depth: 8534 ft., Weight: 10.5 , Citings Type: ACTUAL
Cement:Sacks: 200, Top: 7154 ft., Bottom: 8534 ft., Determination Method: CBL
Casing:String Type: S.C. 1.1, Hole Size: , Size: , Top: 1260 ft., Depth: 1430 ft., Weight: , Citings Type: ACTUAL
Cement:Sacks: 40, Top: 1260 ft., Bottom: 1430 ft., Determination Method: CBL
Casing:String Type: S.C. 1.2, Hole Size: , Size: , Top: , Depth: 3072 ft., Weight: , Citings Type: ACTUAL
Cement:Sacks: 270, Top: 2954 ft., Bottom: 3072 ft., Determination Method: CBL
Casing:String Type: S.C. 2.1, Hole Size: , Size: , Top: , Depth: 4113 ft., Weight: , Citings Type: ACTUAL
Cement:Sacks: 90, Top: 4052 ft., Bottom: 4413 ft., Determination Method: CBL
Casing:String Type: 1ST LINER, Hole Size: 4.5 in., Size: 3.5 in., Top: 0 ft., Depth: 4113 ft., Weight: 9.3 , Citings Type: ACTUAL
Cement:Sacks: 70, Top: 0 ft., Bottom: 4113 ft., Determination Method: CBL
Additional Cement:String Type: 1ST , Top: 2258 ft., Depth: 2592 ft., Bottom: 2592 ft., Sacks: 50, Method: SQUEEZE
Additional Cement:String Type: 1ST , Top: 2241 ft., Depth: 2401 ft., Bottom: 2401 ft., Sacks: 15, Method: SQUEEZE
Additional Cement:String Type: 1ST , Top: 2273 ft., Depth: 2471 ft., Bottom: 2471 ft., Sacks: 15, Method: SQUEEZE
Additional Cement:String Type: 1ST , Top: 2447 ft., Depth: 2711 ft., Bottom: 2711 ft., Sacks: 20, Method: SQUEEZE
Additional Cement:String Type: 1ST , Top: 2315 ft., Depth: 2711 ft., Bottom: 2711 ft., Sacks: 30, Method: SQUEEZE
Additional Cement:String Type: 1ST , Top: 2808 ft., Depth: 3072 ft., Bottom: 3072 ft., Sacks: 20, Method: SQUEEZE
Additional Cement:String Type: 1ST , Top: 2742 ft., Depth: 3072 ft., Bottom: 3072 ft., Sacks: 25, Method: SQUEEZE
Additional Cement:String Type: 1ST , Top: 2655 ft., Depth: 2922 ft., Bottom: 2922 ft., Sacks: 20, Method: SQUEEZE
Additional Cement:String Type: 1ST , Top: 2222 ft., Depth: 2351 ft., Bottom: 2351 ft., Sacks: 25, Method: SQUEEZE
Additional Cement:String Type: 1ST , Top: 1954 ft., Depth: 2590 ft., Bottom: 2590 ft., Sacks: 50, Method: SQUEEZE
Additional Cement:String Type: 1ST , Top: 4141 ft., Depth: 4296 ft., Bottom: 4296 ft., Sacks: 10, Method:
Additional Cement:String Type: 1ST LINER , Top: 4052 ft., Depth: 4113 ft., Bottom: 4113 ft., Sacks: 10, Method: SQUEEZE
Additional Cement:String Type: 1ST LINER , Top: 4109 ft., Depth: 4113 ft., Bottom: 4113 ft., Sacks: 40, Method: SQUEEZE
Additional Cement:String Type: 1ST LINER , Top: 4017 ft., Depth: 4113 ft., Bottom: 4113 ft., Sacks: 40, Method: SQUEEZE
FormationInterval TopLog BottomCoredDSTs
PARKMAN4350 ft.NN
SUSSEX4950 ft.NN
TEEPEE BUTTES7458 ft.7465 ft.NN
NIOBRARA8170 ft.8378 ft.NN
FORT HAYS8278 ft.8400 ft.NN
CODELL8400 ft.8425 ft.NN

Formation CODL                     Formation Classification:  OW                     Status:  AB - 12/8/2025                 Interval Top: 8406 ft.    Interval Bottom: 8416 ft.

 Completed Information for Formation CODELL
1st Production Date:N/AChoke Size: 
Formation Name:CODELLCommingled:No
Production Method:
Open Hole Completion:No
Formation Treatment
Treatment Date:12/29/2008
Treatment Summary:FRAC W/ 139,860 GAL W/ 271,010# 30/50 (12/29/08) 88,476 GALS SLF
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 0
BBLS_OIL 16
BTU_GAS 1243
CALC_BBLS_H2O 0
CALC_BBLS_OIL 16
CALC_GOR 12125
CALC_MCF_GAS 194
CASING_PRESS 2600
GRAVITY_OIL 59
MCF_GAS 194
Perforation Data:
Interval Top:8406 ft.# Of Holes:4
Interval Bottom:8416 ft.Hole Size:0.4 in.
Primary Well Designation:
None      i
            All DesignationsDate
Reported PluggedY12/08/2025
Out Of Service RepurposedN 
Out Of ServiceN 
Inactive ExceptionN 
Noticed InactiveYNoticed Date
04/29/2025
Defined InactiveN 
Low ProducingN 

BOE/MCFE/GOR Calculations
Production for Previous 12 Months
February 2025 - January 2026i
Total Oil Produced (Barrels)0
Total Gas Produced (MCF)0
GOR
GOR Determination 
Average BOE per Day0.000
Average MCFE per Day0.000

 Federal Financial Assurance  i 

 Tribal Well  i No