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 Surface Location
 API# 05-001-08810		Well Classification: GW Status: PR - 4/1/2022
Well Name/No:ZARLENGO #2
(Click Well Name for Production Data)		Click Here for Transporter Gatherer Info
Operator:HELENA RESOURCES INC - 10547
(Click Operator Name for Company Detail Report)		Federal Or State Lease #:
Facility Status:PRStatus Date4/1/2022
FacilityID:203301LocationID:320270
County:ADAMS #001Location:NWNW 4 1S67W 6
Field:WATTENBERG - #90750Elevation:5135 ft.
Basin:DENVER (DJ) BASIN  
Planned Location:700FNL  900 FWLLat/Long: 39.998479 / -104.900192Lat/Long Source: Calculated From Footages
As Drilled Location:Footages Not AvailableLat/Long: 39.998547 / -104.900080Lat/Long Source: Field Measured
 Wellbore And Formation Details -- select either a wellbore Or formation to expand.
 

Wellbore #00             Wellbore Classification: GW             Status: PR - 4/1/2022             Measured TD: 8480 ft.

 Wellbore Data for Original WellboreWellbore Classification: GW        PR - 4/1/2022
Wellbore PermitDIRECTIONAL
Permit #:19870046 Expiration Date:6/1/1987
Proposed Depth/Form:8420 ft.
Surface Mineral Owner Same:Not available
Mineral Owner:FEESurface Owner:Not available
Unit: Unit Number: 
Formation And Spacing:Code: JSND , Formation: J SAND , Order: 0 , Unit Acreage: 160, Drill Unit: NWNW
Wellbore Completed
Completion Date:5/8/1987
Spud Date:2/13/1987Spud Date Is:ACTUAL
Measured TD:8480 ft.Measured PB depth:8457 ft.
True Vertical TD:True Vertical PB depth:
Log Types:CBL, CNL, DIL
Casing:String Type: SURF, Hole Size: 13.375 in., Size: 9.625 in., Top: 0 ft., Depth: 304 ft., Weight: 36/40 , Citings Type: ACTUAL
Cement:Sacks: 275, Top: 0 ft., Bottom: , Determination Method:
Casing:String Type: 1ST, Hole Size: 7.875 in., Size: 4.5 in., Top: 0 ft., Depth: 8480 ft., Weight: 11.6 , Citings Type: ACTUAL
Cement:Sacks: 650, Top: 0 ft., Bottom: , Determination Method:
FormationInterval TopLog BottomCoredDSTs
NIOBRARA7530 ft.
FORT HAYS7910 ft.
CODELL7932 ft.
BENTONITE8206 ft.
J SAND8372 ft.

Formation JSND                     Formation Classification:  GW                     Status:  PR - 4/1/2022                  Interval Top: 8383 ft.    Interval Bottom: 8408 ft.

 Completed Information for Formation J SAND
1st Production Date:5/8/1987Choke Size: 
Formation Name:J SANDCommingled:No
Production Method:
Open Hole Completion:No
Formation Treatment
Treatment Date:5/8/1987
Treatment Summary:
Tubing Size:2.375 in.Tubing Setting Depth:8289 ft.
Tubing Packer Depth:0 ft.Tubing Multiple Packer:
Open Hole Top:Open Hole Bottom:
Initial Test Data:
Test Date:8/25/2008Test Method:PLUNGER LIFT
Hours Tested:24Gas Type:DRY
Gas Disposal:SOLD
Test TypeMeasure
BBLS_H2O 13
BBLS_OIL 9
BTU_GAS 1132
CALC_BBLS_H2O 13
CALC_BBLS_OIL 9
CALC_GOR 46111
CALC_MCF_GAS 415
CASING_PRESS 350
GRAVITY_OIL 54
MCF_GAS 415
TUBING_PRESS 375
Perforation Data:
Interval Top:8383 ft.# Of Holes:56
Interval Bottom:8408 ft.Hole Size:0.38 in.

Formation NB-CD                   Formation Classification:  GW                   Status:  AB - 8/1/2008                  Interval Top: 7534 ft.    Interval Bottom: 7954 ft.

 Completed Information for Formation NIOBRARA-CODELL
1st Production Date:9/5/2005Choke Size: 
Formation Name:NIOBRARA-CODELLCommingled:No
Production Method:
Open Hole Completion:No
Formation Treatment
Treatment Date:5/8/1987
Treatment Summary:
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:SHALE
Gas Disposal:
Test TypeMeasure
BBLS_H2O 5
BBLS_OIL 29
CALC_GOR 6379
CASING_PRESS 750
MCF_GAS 185
TUBING_PRESS 115
Perforation Data:
Interval Top:7534 ft.# Of Holes:248
Interval Bottom:7954 ft.Hole Size:
Primary Well Designation:
Low Producing      i
            All DesignationsDate
Reported PluggedN 
Out Of Service RepurposedN 
Out Of ServiceN 
Inactive ExceptionN 
Noticed InactiveN 
Defined InactiveN 
Low ProducingYProduction Period
01/2025 - 12/2025

BOE/MCFE/GOR Calculations
Production for Previous 12 Months
January 2025 - December 2025i
Total Oil Produced (Barrels)17
Total Gas Produced (MCF)237
GOR13941
GOR DeterminationBOE
Average BOE per Day0.156
Average MCFE per Day0.921

 Federal Financial Assurance  i 

 Tribal Well  i No