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 Surface Location
 API# 05-123-45848
Well Classification: OW Status: PR - 3/17/2020
Well Name/No:Castor Fed 8-59 #19-24-6
(Click Well Name for Production Data)
Click Here for Transporter Gatherer Info
Operator:BISON IV OPERATING LLC - 10670
(Click Operator Name for Company Detail Report)
Federal Or State Lease #:
Facility Status:PRStatus Date3/17/2020
FacilityID:452987LocationID:452871
County:WELD #123Location:NESE 19 8N59W 6
Field:DJ HORIZONTAL NIOBRARA - #16950Elevation:4854 ft.
Basin:DENVER (DJ) BASIN  
Planned Location:1476FSL  560 FELLat/Long: 40.644568 / -104.012530Lat/Long Source: Field Measured
As Drilled Location:Footages Not AvailableLat/Long: 40.644568 / -104.012530Lat/Long Source: Field Measured
 
FracFocus
Disclosure: Sidetrack #00
Start Date: 1/18/2020
End Date: 1/24/2020
Reported: 2/10/2020
Days to report: 17
 Wellbore And Formation Details -- select either a wellbore Or formation to expand.
 

Wellbore #00             Wellbore Classification: OW             Status: PR - 3/17/2020             Measured TD: 11781 ft.    Vertical TD: 6150 ft.

 Wellbore Data for Original WellboreWellbore Classification: OW        PR - 3/17/2020
Wellbore PermitHORIZONTAL
Permit #: Expiration Date:9/26/2021
Proposed Top PZ Location:Sec:19 Twp: 8N 59W Footage: 2530 FNL  322 FEL
Bottom Hole Location:Sec:19 Twp: 8N 59W Footage: 2558 FNL  5 FWL
Proposed Depth/Form:14345 ft.
Surface Mineral Owner Same:No
Mineral Owner:FEESurface Owner:FEE
Unit: Unit Number:
Formation And Spacing:Code: NBRR , Formation: NIOBRARA , Order: 535-1211 , Unit Acreage: 960, Drill Unit: S.19: ALL S.24: E2
Casing:String Type: CONDUCTOR, Hole Size: 26 in., Size: 16 in., Top: 0 ft., Depth: 100 ft., Weight: 43 , Citings Type: PLANNED
Cement:Sacks: 50, Top: 0 ft., Bottom: 100 ft.
Casing:String Type: SURF, Hole Size: 13.5 in., Size: 9.625 in., Top: 0 ft., Depth: 1850 ft., Weight: 36 , Citings Type: PLANNED
Cement:Sacks: 650, Top: 0 ft., Bottom: 1850 ft.
Casing:String Type: 1ST, Hole Size: 8.5 in., Size: 5.5 in., Top: 0 ft., Depth: 14345 ft., Weight: 20 , Citings Type: PLANNED
Cement:Sacks: 1860, Top: 4000 ft., Bottom: 14345 ft.

Wellbore Completed
Completion Date:12/23/2019
Spud Date:11/29/2019Spud Date Is:ACTUAL
Measured TD:11781 ft.Measured PB depth:11766 ft.
True Vertical TD:6150 ft.True Vertical PB depth:6150 ft.
Top PZ Location:Sec:19 Twp: 8N 59WFootage: 2530 FNL  322 FEL
Bottom Hole Location:Sec:19 Twp: 8N 59WFootage: 2558 FNL  5 FWL
Log Types:MWD/LWD, CBL, (Resistivity on 123-45846 and 123-45855).
Casing:String Type: CONDUCTOR, Hole Size: 26 in., Size: 16 in., Top: 0 ft., Depth: 80 ft., Weight: 40 , Citings Type: ACTUAL
Cement:Sacks: 40, Top: 0 ft., Bottom: 80 ft., Determination Method: VISU
Casing:String Type: SURF, Hole Size: 13.5 in., Size: 9.625 in., Top: 0 ft., Depth: 1968 ft., Weight: 36 , Citings Type: ACTUAL
Cement:Sacks: 830, Top: 0 ft., Bottom: 1968 ft., Determination Method: VISU
Casing:String Type: 1ST, Hole Size: 8.5 in., Size: 5.5 in., Top: 0 ft., Depth: 11767 ft., Weight: 20 , Citings Type: ACTUAL
Cement:Sacks: 2181, Top: 5100 ft., Bottom: 11781 ft., Determination Method: CBL
FormationInterval TopLog BottomCoredDSTs
PARKMAN3340 ft.
SUSSEX4010 ft.
SHARON SPRINGS5855 ft.
NIOBRARA5970 ft.

Formation NBRR                     Formation Classification:  OW                     Status:  PR - 3/17/2020                 Interval Top: 6751 ft.    Interval Bottom: 11670 ft.

 Completed Information for Formation NIOBRARA
1st Production Date:2/28/2020Choke Size: 
Formation Name:NIOBRARACommingled:No
Production Method:
Open Hole Completion:No
Formation Treatment
Treatment Type:FRACTURE STIMULATION
Treatment Date:1/18/2020Treatment End Date:1/24/2020
Treatment Summary:33-stage plug-and-perf completion; 243551 total bbls fluid pumped: 243307 bbls fresh water (slurry) and 244 bbls HCl acid; 12,446,115 total lbs proppant pumped: all 40/70 sand.
Total fluid used in treatment (bbls):243551Max pressure during treatment (psi):8445
Total gas used in treatment (mcf):Fluid density (lbs/gal):8.34
Type Of gas:Number Of staged intervals:33
Total acid used in treatment (bbls):244Min frac gradient (psi/ft):0.83
Recycled water used in treatment (bbls):Total flowback volume recovered (bbls):22832
Fresh water used in treatment (bbls):243307Disposition method For flowback:DISPOSAL
Total proppant used (lbs):12446115Green completions techniques utilized:Yes
Reason green techniques Not utilized: 
Tubing Size:2.375 in.Tubing Setting Depth:6417 ft.
Tubing Packer Depth:6450 ft.Tubing Multiple Packer:
Open Hole Top:Open Hole Bottom:
Initial Test Data:
Test Date:3/17/2020Test Method:Flowing
Hours Tested:24Gas Type:WET
Gas Disposal:SOLD
Test TypeMeasure
BBLS_H2O 599
BBLS_OIL 183
BTU_GAS 1394
CALC_BBLS_H2O 599
CALC_BBLS_OIL 183
CALC_GOR 546
CALC_MCF_GAS 100
GRAVITY_OIL 35
MCF_GAS 100
TUBING_PRESS 266
Perforation Data:
Interval Top:6751 ft.# Of Holes:769
Interval Bottom:11670 ft.Hole Size:0.42 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
October 2024 - September 2025i
Total Oil Produced (Barrels)7272
Total Gas Produced (MCF)22623
GOR3110
GOR DeterminationBOE
Average BOE per Day30.670
Average MCFE per Day177.891

 Federal Financial Assurance  i 

 Tribal Well  i No