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COGIS - WELL SCOUT CARD
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 Surface Location
 API# 05-123-28189		Well Classification: GW Status: SI - 8/1/2025
Well Name/No:ISHIGURO #30-31
(Click Well Name for Production Data)		Click Here for Transporter Gatherer Info
Operator:PDC ENERGY INC - 69175
(Click Operator Name for Company Detail Report)		Federal Or State Lease #:
Facility Status:SIStatus Date8/1/2025
FacilityID:298137LocationID:332571
Municipality/County:EVANS / WELD #123Location:NWNE 36 5N66W 6
Field:WATTENBERG - #90750Elevation:4660 ft.
Basin:DENVER (DJ) BASIN  
Planned Location:1156FNL  1450 FELLat/Long: 40.359890 / -104.720920Lat/Long Source: Field Measured
As Drilled Location:Footages Not AvailableLat/Long: 40.359900 / -104.720917Lat/Long Source: Field Measured
 Wellbore And Formation Details -- select either a wellbore Or formation to expand.
 

Wellbore #00             Wellbore Classification: GW             Status: SI - 8/1/2025             Measured TD: 7605 ft.    Vertical TD: 7294 ft.

 Wellbore Data for Original WellboreWellbore Classification: GW        SI - 8/1/2025
Wellbore PermitDIRECTIONAL
Permit #:20084208 Expiration Date:9/3/2009
Proposed Top PZ Location:Sec:31 Twp: 5N 65W Footage: 123 FNL  53 FWL
Bottom Hole Location:Sec:31 Twp: 5N 65W Footage: 123 FNL  53 FWL
Proposed Depth/Form:7667 ft.
Surface Mineral Owner Same:Yes
Mineral Owner:FEESurface Owner:FEE
Unit: Unit Number: 
Formation And Spacing:Code: NB-CD , Formation: NIOBRARA-CODELL , Order: 407-87 , Unit Acreage: 160, Drill Unit: GWA
Wellbore Completed
Completion Date:10/20/2008
Spud Date:10/15/2008Spud Date Is:ACTUAL
Measured TD:7605 ft.Measured PB depth:7574 ft.
True Vertical TD:7294 ft.True Vertical PB depth:7263 ft.
Top PZ Location:Sec:31 Twp: 5N 65WFootage: 123 FNL  53 FWL
Bottom Hole Location:Sec:31 Twp: 5N 65WFootage: 123 FNL  53 FWL
Log Types:CBL, P/E AILC-CNLD-ML
Casing:String Type: SURF, Hole Size: 12.25 in., Size: 8.625 in., Top: 0 ft., Depth: 810 ft., Weight: 24 , Citings Type: ACTUAL
Cement:Sacks: 315, Top: 0 ft., Bottom: 810 ft., Determination Method: VISU
Casing:String Type: 1ST, Hole Size: 7.875 in., Size: 4.5 in., Top: 0 ft., Depth: 7592 ft., Weight: 11.6 , Citings Type: ACTUAL
Cement:Sacks: 850, Top: 2050 ft., Bottom: 7592 ft., Determination Method: CBL
FormationInterval TopLog BottomCoredDSTs
PARKMAN3766 ft.NN
SUSSEX4500 ft.4698 ft.NN
NIOBRARA7120 ft.NN
FORT HAYS7416 ft.NN
CODELL7437 ft.NN

Formation CODL                     Formation Classification:  GW                     Status:  CM - 3/16/2009                 Interval Top: 7440 ft.    Interval Bottom: 7454 ft.

 Completed Information for Formation CODELL
1st Production Date:12/31/2008Choke Size: 
Formation Name:CODELLCommingled:Yes
Production Method:
Open Hole Completion:No
Formation Treatment
Treatment Date:11/19/2008
Treatment Summary:174,228 GALS FLUID & 97,580 LBS 30/50 SAND & 4,000 LBS 20/40 SB EXCEL
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:7440 ft.# Of Holes:56
Interval Bottom:7454 ft.Hole Size:0.38 in.

Formation NB-CD                   Formation Classification:  GW                   Status:  SI - 8/1/2025                  Interval Top: 7126 ft.    Interval Bottom: 7454 ft.

 Completed Information for Formation NIOBRARA-CODELL
1st Production Date:12/31/2008Choke Size:0.250 in.
Formation Name:NIOBRARA-CODELLCommingled:No
Production Method:
Open Hole Completion:No
Formation Treatment
Treatment Date:10/20/2008
Treatment Summary:COMMINGLE NIO/COD
Tubing Size:2.375 in.Tubing Setting Depth:7528 ft.
Tubing Packer Depth:Tubing Multiple Packer:
Open Hole Top:Open Hole Bottom:
Initial Test Data:
Test Date:3/16/2009Test Method:FLOWING
Hours Tested:Gas Type:SHALE
Gas Disposal:SOLD
Test TypeMeasure
BTU_GAS 1251
CALC_BBLS_H2O 0
CALC_BBLS_OIL 22
CALC_GOR 9590
CALC_MCF_GAS 211
CASING_PRESS 1440
GRAVITY_OIL 52
TUBING_PRESS 1040
Perforation Data:
Interval Top:7126 ft.# Of Holes:176
Interval Bottom:7454 ft.Hole Size:0.38 in.

Formation NBRR                     Formation Classification:  GW                     Status:  CM - 3/16/2009                 Interval Top: 7126 ft.    Interval Bottom: 7346 ft.

 Completed Information for Formation NIOBRARA
1st Production Date:12/31/2008Choke Size: 
Formation Name:NIOBRARACommingled:Yes
Production Method:
Open Hole Completion:No
Formation Treatment
Treatment Date:11/20/2008
Treatment Summary:1000 GALS ACID & 378,814 GALS FLUID & 294,040 LBS 30/50 SAND &8,000 LBS 20/40 SB EXCEL
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:7126 ft.# Of Holes:120
Interval Bottom:7346 ft.Hole Size:0.41 in.
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
10/2024 - 09/2025

BOE/MCFE/GOR Calculations
Production for Previous 12 Months
October 2024 - September 2025i
Total Oil Produced (Barrels)153
Total Gas Produced (MCF)0
GOR
GOR DeterminationBOE
Average BOE per Day0.411
Average MCFE per Day2.384

 Federal Financial Assurance  i 

 Tribal Well  i No