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 Surface Location
 API# 05-045-17084		Well Classification: GW Status: PR - 1/1/2026
Well Name/No:CSF #21C-07-07-91
(Click Well Name for Production Data)		Click Here for Transporter Gatherer Info
Operator:TEP ROCKY MOUNTAIN LLC - 96850
(Click Operator Name for Company Detail Report)		Federal Or State Lease #:COC 66578
Facility Status:PRStatus Date1/1/2026
FacilityID:298151LocationID:335055
County:GARFIELD #045Location:SENW 7 7S91W 6
Field:MAMM CREEK - #52500Elevation:6837 ft.
Basin:PICEANCE BASIN  
Planned Location:2081FNL  1975 FWLLat/Long: 39.463285 / -107.598876Lat/Long Source: Field Measured
As Drilled Location:Footages Not AvailableLat/Long: 39.463293 / -107.598879Lat/Long Source: Field Measured
 Wellbore And Formation Details -- select either a wellbore Or formation to expand.
 

Wellbore #00             Wellbore Classification: GW             Status: PR - 1/1/2026             Measured TD: 12435 ft.    Vertical TD: 12194 ft.

 Wellbore Data for Original WellboreWellbore Classification: GW        PR - 1/1/2026
Wellbore PermitDIRECTIONAL
Permit #:20085674 Expiration Date:9/4/2009
Proposed Top PZ Location:Sec:7 Twp: 7S 91W Footage: 698 FNL  1877 FWL
Bottom Hole Location:Sec:7 Twp: 7S 91W Footage: 728 FNL  1869 FWL
Proposed Depth/Form:12589 ft.
Surface Mineral Owner Same:Yes
Mineral Owner:FEDERALSurface Owner:FEDERAL
Unit: Unit Number: 
Formation And Spacing:Code: ILES , Formation: ILES , Order: 191-32 , Unit Acreage: , Drill Unit:
Formation And Spacing:Code: MNCS , Formation: MANCOS , Order: 191-60 , Unit Acreage: , Drill Unit:
Formation And Spacing:Code: NBRR , Formation: NIOBRARA , Order: UNSPACED , Unit Acreage: , Drill Unit:
Formation And Spacing:Code: WMFK , Formation: WILLIAMS FORK , Order: 191-32 , Unit Acreage: , Drill Unit:
Wellbore Completed
Completion Date:11/14/2008
Spud Date:10/6/2008Spud Date Is:ACTUAL
Measured TD:12435 ft.Measured PB depth:12384 ft.
True Vertical TD:12194 ft.True Vertical PB depth:12143 ft.
Top PZ Location:Sec:7 Twp: 7S 91WFootage: 698 FNL  1877 FWL
Bottom Hole Location:Sec:7 Twp: 7S 91WFootage: 728 FNL  1869 FWL
Log Types:CBL
Log Types:Original CBL (previously sent in); CBL dated 3/8/2011 after cement work.
Casing:String Type: CONDUCTOR, Hole Size: 24 in., Size: 16 in., Top: 0 ft., Depth: 75 ft., Weight: 87.5# , Citings Type: ACTUAL
Cement:Sacks: 145, Top: 0 ft., Bottom: 75 ft., Determination Method: CALC
Casing:String Type: SURF, Hole Size: 12.25 in., Size: 9.625 in., Top: 0 ft., Depth: 2514 ft., Weight: 47# , Citings Type: ACTUAL
Cement:Sacks: 565, Top: 0 ft., Bottom: 2514 ft., Determination Method: CALC
Casing:String Type: 1ST, Hole Size: 7.875 in., Size: 5.5 in., Top: 0 ft., Depth: 12433 ft., Weight: 23# , Citings Type: ACTUAL
Cement:Sacks: 1180, Top: 2660 ft., Bottom: 12435 ft., Determination Method: CBL
Additional Cement:String Type: 1ST , Top: 4460 ft., Depth: 5423 ft., Bottom: 5450 ft., Sacks: 200, Method: SQUEEZE
Additional Cement:String Type: 1ST , Top: 4460 ft., Depth: 4661 ft., Bottom: 5450 ft., Sacks: 188, Method: SQUEEZE
Additional Cement:String Type: 1ST , Top: 2660 ft., Depth: 3080 ft., Bottom: 3140 ft., Sacks: 50, Method: SQUEEZE
FormationInterval TopLog BottomCoredDSTs
MESAVERDE3281 ft.
CAMEO5904 ft.
ROLLINS7144 ft.
COZZETTE7738 ft.
CORCORAN7959 ft.
MANCOS8231 ft.
NIOBRARA11638 ft.

Formation MNCS                     Formation Classification:  GW                     Status:  PR - 1/1/2026                  Interval Top: 10368 ft.    Interval Bottom: 12356 ft.

 Completed Information for Formation MANCOS
1st Production Date:12/12/2008Choke Size:0.344 in.
Formation Name:MANCOSCommingled:No
Production Method:
Open Hole Completion:No
Formation Treatment
Treatment Date:11/26/2008
Treatment Summary:MNCS - FRAC'D W/14,834 BBLS 2% KCL & 1,354,085# 30/50 SAND.
Tubing Size:2.375 in.Tubing Setting Depth:11686 ft.
Tubing Packer Depth:Tubing Multiple Packer:
Open Hole Top:Open Hole Bottom:
Initial Test Data:
Test Date:12/15/2008Test Method:FLOWING
Hours Tested:24Gas Type:SHALE
Gas Disposal:SOLD
Test TypeMeasure
BBLS_H2O 905
BBLS_OIL 0
BTU_GAS 967
CALC_BBLS_H2O 905
CALC_BBLS_OIL 0
CALC_GOR 0
CALC_MCF_GAS 2464
CASING_PRESS 3000
MCF_GAS 2464
TUBING_PRESS 1950
Perforation Data:
Interval Top:10368 ft.# Of Holes:330
Interval Bottom:12356 ft.Hole Size:0.42 in.
Primary Well Designation:
Out Of Service      i
            All DesignationsDate
Reported PluggedN 
Out Of Service RepurposedN 
Out Of ServiceYPlugging Due Date
12/03/2028
Inactive ExceptionN 
Noticed InactiveN 
Defined InactiveN 
Low ProducingYProduction Period
02/2025 - 01/2026

BOE/MCFE/GOR Calculations
Production for Previous 12 Months
February 2025 - January 2026i
Total Oil Produced (Barrels)0
Total Gas Produced (MCF)15
GOR
GOR DeterminationMCFE
Average BOE per Day0.005
Average MCFE per Day0.040

 Federal Financial Assurance  i Y

 Tribal Well  i No