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 Surface Location
 API# 05-045-09128
Well Classification: GW Status: PA - 9/16/2022
Well Name/No:SCHAEFFER #12-6B (F12W)
(Click Well Name for Production Data)
Click Here for Transporter Gatherer Info
Operator:CAERUS PICEANCE LLC - 10456
(Click Operator Name for Company Detail Report)
Federal Or State Lease #:
Facility Status:PAStatus Date9/16/2022
FacilityID:266197LocationID:311608
County:GARFIELD #045Location:SENW 12 7S93W 6
Field:MAMM CREEK - #52500Elevation:6238 ft.
Basin:PICEANCE BASIN  
Planned Location:1963FNL  1848 FWLLat/Long: 39.462181 / -107.726605Lat/Long Source: Calculated From Footages
As Drilled Location:Footages Not AvailableLat/Long: 39.462170 / -107.726470Lat/Long Source: Field Measured
 Wellbore And Formation Details -- select either a wellbore Or formation to expand.
 

Wellbore #00             Wellbore Classification: GW             Status: PA - 9/16/2022             Measured TD: 8030 ft.    Vertical TD: 0 ft.

 Wellbore Data for Original WellboreWellbore Classification: GW        PA - 9/16/2022
Wellbore PermitDIRECTIONAL
Permit #:20040818 Expiration Date:4/28/2005
Proposed Top PZ Location:Sec: Twp: Footage: 1329 FNL  1312 FWL
Bottom Hole Location:Sec:12 Twp: Footage: 1320 FNL  1320 FWL
Proposed Depth/Form:7800 ft.
Surface Mineral Owner Same:Yes
Mineral Owner:FEESurface Owner:FEE
Unit:GASAWAY Unit Number: 
Formation And Spacing:Code: RLNS , Formation: ROLLINS , Order: , Unit Acreage: , Drill Unit:
Formation And Spacing:Code: WMFK , Formation: WILLIAMS FORK , Order: , Unit Acreage: 40, Drill Unit: NE SW
Casing:String Type: SURF, Hole Size: 14.75 in., Size: 10.75 in., Top: , Depth: 308 ft., Weight: 40.5 , Citings Type: PLANNED
Cement:Sacks: 208, Top: 0 ft., Bottom: 308 ft.
Casing:String Type: 1ST, Hole Size: 9.875 in., Size: 7.625 in., Top: , Depth: 1889 ft., Weight: 26.5 , Citings Type: PLANNED
Cement:Sacks: 1115, Top: 0 ft., Bottom: 1889 ft.
Casing:String Type: 2ND, Hole Size: 6.75 in., Size: 4.5 in., Top: , Depth: 9655 ft., Weight: 11.6 , Citings Type: PLANNED
Cement:Sacks: 1500, Top: 0 ft., Bottom: 9655 ft.

Wellbore Completed
Completion Date:11/19/2003
Spud Date:9/4/2003Spud Date Is:ACTUAL
Measured TD:8030 ft.Measured PB depth:7954 ft.
True Vertical TD:0 ft.True Vertical PB depth:0 ft.
Top PZ Location:Sec: Twp: Footage: 1329 FNL  1312 FWL
Bottom Hole Location:Sec:12 Twp: Footage: 1320 FNL  1320 FWL
Log Types:RST / GR / CCL, CBL / GR / CCL
Casing:String Type: SURF, Hole Size: 12.25 in., Size: 8.625 in., Top: 0 ft., Depth: 838 ft., Weight: 24# , Citings Type: ACTUAL
Cement:Sacks: 450, Top: 0 ft., Bottom: 838 ft., Determination Method: CALC
Casing:String Type: 1ST, Hole Size: 7.875 in., Size: 4.5 in., Top: 0 ft., Depth: 8009 ft., Weight: 11.6# , Citings Type: ACTUAL
Cement:Sacks: 1350, Top: 1500 ft., Bottom: 8009 ft., Determination Method: CBL
FormationInterval TopLog BottomCoredDSTs
WASATCH0 ft.4591 ft.NN
WILLIAMS FORK4592 ft.7678 ft.NN
ROLLINS7679 ft.8030 ft.NN

Formation RLNS                     Formation Classification:  GW                     Status:  AB - 11/12/2013                Interval Top: 7729 ft.    Interval Bottom: 7736 ft.

 Completed Information for Formation ROLLINS
1st Production Date:N/AChoke Size: 
Formation Name:ROLLINSCommingled:
Production Method:
Open Hole Completion:
Formation Treatment
Treatment Type:
Treatment Date:10/7/2013Treatment End Date:10/7/2013
Treatment Summary:temporarily abandoned with CIBP @ 5480' and topped with 2 sx cement
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: 
Formation Treatment
Treatment Date:11/19/2003
Treatment Summary:STAGE 1; ACID BALLOUT, 7728 - 7736, 16-0-340" SHOTS, 72000# 20-40 SAND.
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 17
BBLS_OIL 1
BTU_GAS 1170
CALC_BBLS_H2O 17
CALC_BBLS_OIL 1
CALC_GOR 45
CALC_MCF_GAS 45
CASING_PRESS 1340
MCF_GAS 45
Perforation Data:
Interval Top:7729 ft.# Of Holes:16
Interval Bottom:7736 ft.Hole Size:0.34 in.

Formation WMFK                     Formation Classification:  GW                     Status:  AB - 11/12/2013                Interval Top: 5565 ft.    Interval Bottom: 7564 ft.

 Completed Information for Formation WILLIAMS FORK
1st Production Date:N/AChoke Size: 
Formation Name:WILLIAMS FORKCommingled:Yes
Production Method:
Open Hole Completion:
Formation Treatment
Treatment Type:
Treatment Date:10/7/2013Treatment End Date:10/7/2013
Treatment Summary:temporarily abandoned with a CIBP @ 5480' and topped with 2 sx cement
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: 
Formation Treatment
Treatment Date:11/19/2003
Treatment Summary:SEE SCANNED DOC# 1265160
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 154
BBLS_OIL 1
BTU_GAS 1170
CALC_BBLS_H2O 154
CALC_BBLS_OIL 1
CALC_GOR 4469
CALC_MCF_GAS 4469
CASING_PRESS 1340
MCF_GAS 4469
Perforation Data:
Interval Top:5565 ft.# Of Holes:130
Interval Bottom:7564 ft.Hole Size:0.34 in.
Primary Well Designation:
None      i
            All DesignationsDate
Reported PluggedY09/16/2022
Out Of Service RepurposedN 
Out Of ServiceYPlugging Due Date
12/31/2029
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)0
Total Gas Produced (MCF)0
GOR
GOR Determination 
Average BOE per Day0.000
Average MCFE per Day0.000

 Federal Financial Assurance  i Y

 Tribal Well  i No