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COGIS - WELL SCOUT CARD
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 Surface Location
 API# 05-121-10618		Well Classification: OW Status: PR - 4/6/2005
Well Name/No:VOLBERDING FARMS #7-1
(Click Well Name for Production Data)		Click Here for Transporter Gatherer Info
Operator:ST CROIX OPERATING INC - 81490
(Click Operator Name for Company Detail Report)		Federal Or State Lease #:
Facility Status:PRStatus Date4/6/2005
FacilityID:89431LocationID:317335
County:WASHINGTON #121Location:SWSW 7 2S51W 6
Field:HAMMER HEAD - #33544Elevation:4666 ft.
Basin:DENVER (DJ) BASIN  
Planned Location:330FSL  660 FWLLat/Long: 39.887968 / -103.141146Lat/Long Source: Calculated From Footages
As Drilled Location:Footages Not AvailableLat/Long: 39.887970 / -103.141170Lat/Long Source: Field Measured
 Wellbore And Formation Details -- select either a wellbore Or formation to expand.
 

Wellbore #00             Wellbore Classification: OW             Status: PR - 4/6/2005             Measured TD: 4355 ft.    Vertical TD: 4355 ft.

 Wellbore Data for Original WellboreWellbore Classification: OW        PR - 4/6/2005
Wellbore Permit
Permit #:19990487 Expiration Date:7/12/2000
Proposed Depth/Form:4343 ft.
Surface Mineral Owner Same:Yes
Mineral Owner:FEESurface Owner:FEE
Unit: Unit Number: 
Formation And Spacing:Code: JSND , Formation: J SAND , Order: 1-78 , Unit Acreage: , Drill Unit:
Wellbore Completed
Completion Date:7/19/1999
Spud Date:7/15/1999Spud Date Is:ACTUAL
Measured TD:4355 ft.Measured PB depth:4355 ft.
True Vertical TD:4355 ft.True Vertical PB depth:
Log Types:DUAL INDUCTION GUARD LOG W/GAMMA RAY LOG;COMPENSATED DENSITY W/CALIPER & GAMMA RAY;CEMENT BOND GAMMA RAY CC1 LOG
Casing:String Type: SURF, Hole Size: 12.25 in., Size: 8.625 in., Top: 0 ft., Depth: 351 ft., Weight: 24 , Citings Type: ACTUAL
Cement:Sacks: 245, Top: 0 ft., Bottom: 351 ft., Determination Method: CBL
Casing:String Type: 1ST, Hole Size: 7.875 in., Size: 5.5 in., Top: 0 ft., Depth: 1355 ft., Weight: 17 , Citings Type: ACTUAL
Cement:Sacks: 176, Top: 3100 ft., Bottom: 4355 ft., Determination Method: CBL
FormationInterval TopLog BottomCoredDSTs
NIOBRARA3286 ft.NN
FORT HAYS3722 ft.NN
CODELL3766 ft.NN
CARLILE3776 ft.NN
GREENHORN3880 ft.NN
GRANEROS3967 ft.NN
BENTONITE4090 ft.4092 ft.NN
D SAND4178 ft.4217 ft.NN
J SAND4234 ft.NY

Formation JSND                     Formation Classification:  OW                     Status:  PR - 4/6/2005                  Interval Top: 4234 ft.    Interval Bottom: 4235 ft.

 Completed Information for Formation J SAND
1st Production Date:8/12/1999Choke Size: 
Formation Name:J SANDCommingled:No
Production Method:PROGRESSIVE CAVITY PUMP
Open Hole Completion:No
Formation Treatment
Treatment Date:7/19/1999
Treatment Summary:NONE
Tubing Size:2.875 in.Tubing Setting Depth:4043 ft.
Tubing Packer Depth:Tubing Multiple Packer:
Open Hole Top:Open Hole Bottom:
Initial Test Data:
Test Date:8/12/1999Test Method:CASING SWAB
Hours Tested:6Gas Type:
Gas Disposal:
Test TypeMeasure
BBLS_H2O 110
BBLS_OIL 12
CALC_BBLS_H2O 440
CALC_BBLS_OIL 48
Perforation Data:
Interval Top:4234 ft.# Of Holes:4
Interval Bottom:4235 ft.Hole Size:0.111 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)7208
Total Gas Produced (MCF)0
GOR
GOR DeterminationBOE
Average BOE per Day19.755
Average MCFE per Day114.582

 Federal Financial Assurance  i 

 Tribal Well  i No