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 Surface Location
 API# 05-123-39219
Well Classification: OW Status: SI - 12/1/2025
Well Name/No:Mumby State #4C-36H P266
(Click Well Name for Production Data)
Click Here for Transporter Gatherer Info
Operator:CRESTONE PEAK RESOURCES OPERATING LLC - 10633
(Click Operator Name for Company Detail Report)
Federal Or State Lease #:70/8354-S
Facility Status:SIStatus Date12/1/2025
FacilityID:436672LocationID:319537
County:WELD #123Location:SESE 36 2N66W 6
Field:WATTENBERG - #90750Elevation:5019 ft.
Basin:DENVER (DJ) BASIN  
Planned Location:1235FSL  1013 FELLat/Long: 40.090830 / -104.719620Lat/Long Source: Field Measured
As Drilled Location:Footages Not AvailableLat/Long: 40.090826 / -104.719623Lat/Long Source: Field Measured
 
FracFocus
Disclosure: Sidetrack #00
Start Date: 9/16/2014
End Date: 9/23/2014
Reported: 11/13/2014
Days to report: 51
 Wellbore And Formation Details -- select either a wellbore Or formation to expand.
 

Wellbore #00             Wellbore Classification: OW             Status: SI - 12/1/2025             Measured TD: 12080 ft.    Vertical TD: 7490 ft.

 Wellbore Data for Original WellboreWellbore Classification: OW        SI - 12/1/2025
Wellbore PermitHORIZONTAL
Permit #: Expiration Date:4/5/2016
Proposed Top PZ Location:Sec:36 Twp: 2N 66W Footage: 598 FSL  1771 FEL
Bottom Hole Location:Sec:36 Twp: 2N 66W Footage: 460 FNL  1800 FEL
Proposed Depth/Form:12249 ft.
Surface Mineral Owner Same:No
Mineral Owner:STATESurface Owner:FEE
Unit: Unit Number:
Formation And Spacing:Code: CODL , Formation: CODELL , Order: , Unit Acreage: 320, Drill Unit: GWA
Casing:String Type: CONDUCTOR, Hole Size: 22 in., Size: 16 in., Top: 0 ft., Depth: 80 ft., Weight: 30 , Citings Type: PLANNED
Cement:Sacks: 80, Top: 0 ft., Bottom: 80 ft.
Casing:String Type: SURF, Hole Size: 12.25 in., Size: 9.625 in., Top: 0 ft., Depth: 1095 ft., Weight: 40 , Citings Type: PLANNED
Cement:Sacks: 137, Top: 0 ft., Bottom: 1095 ft.
Casing:String Type: 1ST, Hole Size: 8.75 in., Size: 7 in., Top: 0 ft., Depth: 7982 ft., Weight: 26 , Citings Type: PLANNED
Cement:Sacks: 453, Top: 795 ft., Bottom: 7982 ft.
Casing:String Type: 2ND, Hole Size: 6.125 in., Size: 4.5 in., Top: 0 ft., Depth: 12249 ft., Weight: 13.5 , Citings Type: PLANNED
Cement:Sacks: 175, Top: 7682 ft., Bottom: 12249 ft.

Wellbore Completed
Completion Date:7/16/2014
Spud Date:6/14/2014Spud Date Is:ACTUAL
Measured TD:12080 ft.Measured PB depth:12040 ft.
True Vertical TD:7490 ft.True Vertical PB depth:7490 ft.
Top PZ Location:Sec:36 Twp: 2N 66WFootage: 467 FSL  1729 FEL
Bottom Hole Location:Sec:36 Twp: 2N 66WFootage: 496 FNL  1854 FEL
Log Types:CBL, MWD, (Induction 123-39217)
Casing:String Type: CONDUCTOR, Hole Size: 30 in., Size: 16 in., Top: 0 ft., Depth: 110 ft., Weight: 42 , Citings Type: ACTUAL
Cement:Sacks: 114, Top: 0 ft., Bottom: 110 ft., Determination Method: VISU
Casing:String Type: SURF, Hole Size: 12.25 in., Size: 9.625 in., Top: 0 ft., Depth: 1123 ft., Weight: 40 , Citings Type: ACTUAL
Cement:Sacks: 451, Top: 0 ft., Bottom: 1133 ft., Determination Method: VISU
Casing:String Type: 1ST, Hole Size: 8.75 in., Size: 7 in., Top: 0 ft., Depth: 7581 ft., Weight: 26 , Citings Type: ACTUAL
Cement:Sacks: 633, Top: 1500 ft., Bottom: 7590 ft., Determination Method: CBL
Casing:String Type: 2ND, Hole Size: 6.125 in., Size: 4.5 in., Top: 0 ft., Depth: 12069 ft., Weight: 13.5 , Citings Type: ACTUAL
Cement:Sacks: 430, Top: 5581 ft., Bottom: 12080 ft., Determination Method: CALC
FormationInterval TopLog BottomCoredDSTs
SUSSEX4535 ft.
SHANNON4835 ft.
TEEPEE BUTTES6631 ft.
SHARON SPRINGS7254 ft.
NIOBRARA7296 ft.
CODELL7755 ft.
CARLILE7796 ft.

Formation CARL                     Formation Classification:  OW                     Status:  CM - 7/21/2017                 Interval Top: 7796 ft.    Interval Bottom: 8772 ft.

 Completed Information for Formation CARLILE
1st Production Date:12/12/2014Choke Size: 
Formation Name:CARLILECommingled:Yes
Production Method:
Open Hole Completion:No
Formation Treatment
Treatment Type:FRACTURE STIMULATION
Treatment Date:9/16/2014Treatment End Date:9/23/2014
Treatment Summary:7796-8772’ MD
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: 
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 CARL.
Perforation Data:
Interval Top:7796 ft.# Of Holes:757
Interval Bottom:8772 ft.Hole Size:

Formation CODL                     Formation Classification:  OW                     Status:  CM - 7/21/2017                 Interval Top: 7752 ft.    Interval Bottom: 12040 ft.

 Completed Information for Formation CODELL
1st Production Date:12/12/2014Choke Size: 
Formation Name:CODELLCommingled:Yes
Production Method:
Open Hole Completion:No
Formation Treatment
Treatment Type:FRACTURE STIMULATION
Treatment Date:9/16/2014Treatment End Date:9/23/2014
Treatment Summary:7752-7796’ MD; 8772-12040’ MD
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: 
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:7752 ft.# Of Holes:757
Interval Bottom:12040 ft.Hole Size:

Formation NBCDCL                 Formation Classification:  OW                 Status:  SI - 12/1/2025                 Interval Top: 7696 ft.    Interval Bottom: 12040 ft.

 Completed Information for Formation NIOBRARA-CODELL-CARLILE
1st Production Date:12/12/2014Choke Size: 
Formation Name:NIOBRARA-CODELL-CARLILECommingled:No
Production Method:
Open Hole Completion:No
Formation Treatment
Treatment Type:FRACTURE STIMULATION
Treatment Date:9/16/2014Treatment End Date:9/23/2014
Treatment Summary:Stage 1 - Stage 29 treated with 68,302 bbls of total fluid (slickwater), 385 bbls of additives, and 5,252,946 lbs of 40/70 Sand Proppant
Total fluid used in treatment (bbls):68302Max pressure during treatment (psi):9386
Total gas used in treatment (mcf):0Fluid density (lbs/gal):8.30
Type Of gas:Number Of staged intervals:29
Total acid used in treatment (bbls):0Min frac gradient (psi/ft):0.87
Recycled water used in treatment (bbls):31043Total flowback volume recovered (bbls):1170
Fresh water used in treatment (bbls):36874Disposition method For flowback:DISPOSAL
Total proppant used (lbs):5252946Green completions techniques utilized:Yes
Reason green techniques Not utilized: 
Tubing Size:2.375 in.Tubing Setting Depth:7721 ft.
Tubing Packer Depth:Tubing Multiple Packer:
Open Hole Top:Open Hole Bottom:
Initial Test Data:
Test Date:12/19/2014Test Method:Flows from well
Hours Tested:24Gas Type:DRY
Gas Disposal:SOLD
Test TypeMeasure
BBLS_OIL 428
BTU_GAS 1298
CALC_BBLS_OIL 428
CALC_GOR 1320
CALC_MCF_GAS 565
CASING_PRESS 2046
GRAVITY_OIL 50
MCF_GAS 565
TUBING_PRESS 1872
Perforation Data:
Interval Top:7696 ft.# Of Holes:757
Interval Bottom:12040 ft.Hole Size:0.38 in.

Formation NBRR                     Formation Classification:  OW                     Status:  CM - 7/21/2017                 Interval Top: 7696 ft.    Interval Bottom: 7752 ft.

 Completed Information for Formation NIOBRARA
1st Production Date:12/12/2014Choke Size: 
Formation Name:NIOBRARACommingled:Yes
Production Method:
Open Hole Completion:No
Formation Treatment
Treatment Type:FRACTURE STIMULATION
Treatment Date:9/16/2014Treatment End Date:9/23/2014
Treatment Summary:7696-7752
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:--
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 NBRR.
Perforation Data:
Interval Top:7696 ft.# Of Holes:757
Interval Bottom:7752 ft.Hole Size:
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)417
Total Gas Produced (MCF)2064
GOR4949
GOR DeterminationBOE
Average BOE per Day2.107
Average MCFE per Day12.238

 Federal Financial Assurance  i 

 Tribal Well  i No