Skip to Main Content

COGIS

Facility Detail

COGIS - WELL SCOUT CARD
Click image to view related facilities. Related  Click image to view inspection information. InspClick image to view MIT information. MITGIS Map GISOld GIS Map Old GISClick image to view imaged documents for this well/facility. DocClick image to view imaged documents for this well/facility. COAClick image to view wellbore completion diagram. WellboreClick image to search for orders within this facility's section. OrdersClick image to view bradenhead scoutcard data. Bradenhead
 Surface Location
 API# 05-073-06556		Well Classification: OW Status: PR - 12/1/2025
Well Name/No:BIG SKY #12-11
(Click Well Name for Production Data)		Click Here for Transporter Gatherer Info
Operator:POLARIS PRODUCTION OPCO LLC - 10793
(Click Operator Name for Company Detail Report)		Federal Or State Lease #:
Facility Status:PRStatus Date12/1/2025
FacilityID:434480LocationID:434481
County:LINCOLN #073Location:NWSW 11 6S54W 6
Field:ARIKAREE CREEK - #2914Elevation:5222 ft.
Basin:DENVER (DJ) BASIN  
Planned Location:2096FSL  629 FWLLat/Long: 39.541560 / -103.414570Lat/Long Source: Field Measured
As Drilled Location:Footages Not AvailableLat/Long: 39.541560 / -103.414570Lat/Long Source: Field Measured
 Wellbore And Formation Details -- select either a wellbore Or formation to expand.
 

Wellbore #00             Wellbore Classification: OW             Status: PR - 12/1/2025             Measured TD: 8370 ft.

 Wellbore Data for Original WellboreWellbore Classification: OW        PR - 12/1/2025
Wellbore Permit
Permit #: Expiration Date:10/2/2015
Proposed Depth/Form:8700 ft.
Surface Mineral Owner Same:No
Mineral Owner:FEESurface Owner:FEE
Unit: Unit Number:
Formation And Spacing:Code: ABCK , Formation: ARBUCKLE , Order: , Unit Acreage: , Drill Unit:
Formation And Spacing:Code: ATOK , Formation: ATOKA , Order: , Unit Acreage: , Drill Unit:
Formation And Spacing:Code: CHRK , Formation: CHEROKEE , Order: , Unit Acreage: , Drill Unit:
Formation And Spacing:Code: LGKC , Formation: LANSING-KANSAS CITY , Order: , Unit Acreage: , Drill Unit:
Formation And Spacing:Code: MRRW , Formation: MORROW , Order: , Unit Acreage: , Drill Unit:
Formation And Spacing:Code: MRTN , Formation: MARMATON , Order: , Unit Acreage: , Drill Unit:
Formation And Spacing:Code: MS-SL , Formation: MISSISSIPPIAN-ST LOUIS , Order: , Unit Acreage: , Drill Unit:
Formation And Spacing:Code: SPGN , Formation: SPERGEN , Order: , Unit Acreage: , Drill Unit:
Formation And Spacing:Code: WFCMP , Formation: WOLFCAMP , Order: , Unit Acreage: , Drill Unit:
Formation And Spacing:Code: WRSW , Formation: WARSAW , Order: , Unit Acreage: , Drill Unit:
Casing:String Type: SURF, Hole Size: 11 in., Size: 8.625 in., Top: 0 ft., Depth: 300 ft., Weight: 24 , Citings Type: PLANNED
Cement:Sacks: 69, Top: 0 ft., Bottom: 300 ft.
Casing:String Type: 1ST, Hole Size: 7.875 in., Size: 5.5 in., Top: 0 ft., Depth: 8700 ft., Weight: 17 , Citings Type: PLANNED
Cement:Sacks: 1039, Top: 0 ft., Bottom: 8700 ft.
Wellbore Completed
Completion Date:10/26/2013
Spud Date:10/11/2013Spud Date Is:ACTUAL
Measured TD:8370 ft.Measured PB depth:8370 ft.
True Vertical TD:True Vertical PB depth:
Log Types:Triple Combo CBL
Casing:String Type: SURF, Hole Size: 12.5 in., Size: 8.63 in., Top: 0 ft., Depth: 337 ft., Weight: 24 , Citings Type: ACTUAL
Cement:Sacks: 114, Top: 0 ft., Bottom: 337 ft., Determination Method: VISU
Casing:String Type: 1ST, Hole Size: 7.875 in., Size: 5.5 in., Top: 0 ft., Depth: 8381 ft., Weight: 17 , Citings Type: ACTUAL
Cement:Sacks: 1025, Top: 2655 ft., Bottom: 8381 ft., Determination Method: CBL
FormationInterval TopLog BottomCoredDSTs
NIOBRARA4077 ft.N
DAKOTA4602 ft.N
STONE CORRAL6011 ft.N
WOLFCAMP6192 ft.N
LANSING-KANSAS CITY6931 ft.N
MARMATON7243 ft.N
CHEROKEE7425 ft.N
ATOKA7637 ft.N
MORROW7869 ft.N
SPERGEN8058 ft.N
SIMPSON8149 ft.N

Formation SIMSN                   Formation Classification:  OW                   Status:  TA - 11/15/2013                Interval Top: 8166 ft.    Interval Bottom: 8282 ft.

 Completed Information for Formation SIMPSON
1st Production Date:N/AChoke Size: 
Formation Name:SIMPSONCommingled:No
Production Method:
Open Hole Completion:No
Formation Treatment
Treatment Type:FRACTURE STIMULATION
Treatment Date:11/6/2013Treatment End Date:11/14/2013
Treatment Summary:Perf'd 8270-8282- Set CIBP @ 8266' Perf'd 8226-8238 - stimulated with 142 bbls of produced water - Set CIBP @ 8220' perf'd 8192-8206 - Set CIBP @ 8186'
Total fluid used in treatment (bbls):142Max pressure during treatment (psi):1450
Total gas used in treatment (mcf):Fluid density (lbs/gal):
Type Of gas:Number Of staged intervals:
Total acid used in treatment (bbls):0Min frac gradient (psi/ft):
Recycled water used in treatment (bbls):Total flowback volume recovered (bbls):0
Fresh water used in treatment (bbls):142Disposition 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 SIMSN.
Perforation Data:
Interval Top:8166 ft.# Of Holes:264
Interval Bottom:8282 ft.Hole Size:0.52 in.

Formation SPGN                     Formation Classification:  OW                     Status:  PR - 12/1/2013                 Interval Top: 8106 ft.    Interval Bottom: 8146 ft.

 Completed Information for Formation SPERGEN
1st Production Date:12/22/2013Choke Size: 
Formation Name:SPERGENCommingled:No
Production Method:
Open Hole Completion:No
Formation Treatment
Treatment Type:
Treatment Date:1/13/2016Treatment End Date:N/A
Treatment Summary:CIBP set @ 8,160' closing off 6' of the Simpson Interval previously submitted as 8,106 - 8,282
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:No
Reason green techniques Not utilized: 
Formation Treatment
Treatment Type:ACID JOB
Treatment Date:11/25/2013Treatment End Date:12/2/2013
Treatment Summary:6,000 gallons of 7.5% acetic acid with inhibitors and 10 gallons of BC-1 asphaltine solvent. The interval treated was ONLY 8,106' -8,146'. CIBP set at 8,160', 8,186', 8,220', & 8,266'
Total fluid used in treatment (bbls):366Max pressure during treatment (psi):
Total gas used in treatment (mcf):0Fluid density (lbs/gal):
Type Of gas:Number Of staged intervals:
Total acid used in treatment (bbls):142Min frac gradient (psi/ft):
Recycled water used in treatment (bbls):233Total flowback volume recovered (bbls):
Fresh water used in treatment (bbls):0Disposition method For flowback:DISPOSAL
Total proppant used (lbs):0Green completions techniques utilized:--
Reason green techniques Not utilized: PIPELINE
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 150
BBLS_OIL 30
CALC_BBLS_H2O 98
CALC_BBLS_OIL 144
CASING_PRESS 75
GRAVITY_OIL 36
TUBING_PRESS 45
Perforation Data:
Interval Top:8106 ft.# Of Holes:128
Interval Bottom:8146 ft.Hole Size:0.52 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)13234
Total Gas Produced (MCF)5246
GOR396
GOR DeterminationBOE
Average BOE per Day38.701
Average MCFE per Day224.477

 Federal Financial Assurance  i 

 Tribal Well  i No