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 Surface Location
 API# 05-123-32194		Well Classification: OW Status: SI - 4/1/2020
Well Name/No:Ahnstedt #15-4
(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 Date4/1/2020
FacilityID:419233LocationID:419210
County:WELD #123Location:SWSE 4 6N65W 6
Field:EATON - #19350Elevation:4763 ft.
Basin:DENVER (DJ) BASIN  
Planned Location:882FSL  2169 FELLat/Long: 40.510963 / -104.666634Lat/Long Source: Field Measured
As Drilled Location:Footages Not AvailableLat/Long: 40.510966 / -104.666655Lat/Long Source: Field Measured
 Wellbore And Formation Details -- select either a wellbore Or formation to expand.
 

Wellbore #00             Wellbore Classification: OW             Status: SI - 4/1/2020             Measured TD: 7737 ft.

 Wellbore Data for Original WellboreWellbore Classification: OW        SI - 4/1/2020
Wellbore Permit
Permit #: Expiration Date:9/7/2012
Proposed Depth/Form:7743 ft.
Surface Mineral Owner Same:Yes
Mineral Owner:FEESurface Owner:FEE
Unit: Unit Number:
Formation And Spacing:Code: JNBCD , Formation: J-NIOBRARA-CODELL , Order: 407 , Unit Acreage: 80, Drill Unit: S/2SE4
Casing:String Type: SURF, Hole Size: 12.25 in., Size: 8.625 in., Top: , Depth: 540 ft., Weight: 24 pds , Citings Type: PLANNED
Cement:Sacks: 243, Top: 0 ft., Bottom: 540 ft.
Casing:String Type: 1ST, Hole Size: 7.875 in., Size: 4.5 in., Top: , Depth: 7743 ft., Weight: 11.6 pds , Citings Type: PLANNED
Cement:Sacks: 520, Top: 6588 ft., Bottom: 7743 ft.
Wellbore Completed
Completion Date:12/30/2010
Spud Date:12/21/2010Spud Date Is:ACTUAL
Measured TD:7737 ft.Measured PB depth:7700 ft.
True Vertical TD:True Vertical PB depth:
Log Types:TRIPLE-COMBO, CBL
Casing:String Type: SURF, Hole Size: 12.25 in., Size: 8.625 in., Top: 0 ft., Depth: 561 ft., Weight: 24 , Citings Type: ACTUAL
Cement:Sacks: 400, Top: 0 ft., Bottom: 561 ft., Determination Method: VISU
Casing:String Type: 1ST, Hole Size: 7.875 in., Size: 4.5 in., Top: 0 ft., Depth: 7727 ft., Weight: 11.6 , Citings Type: ACTUAL
Cement:Sacks: 440, Top: 3730 ft., Bottom: 7727 ft., Determination Method: CBL
FormationInterval TopLog BottomCoredDSTs
PARKMAN3707 ft.3885 ft.
SUSSEX4107 ft.4207 ft.
SHANNON4387 ft.4432 ft.
NIOBRARA6800 ft.7050 ft.
FORT HAYS7050 ft.7099 ft.
CODELL7099 ft.7119 ft.
J SAND7562 ft.

Formation JSND                     Formation Classification:  OW                     Status:  AB - 6/23/2020                 Interval Top: 7566 ft.    Interval Bottom: 7594 ft.

 Completed Information for Formation J SAND
1st Production Date:N/AChoke Size: 
Formation Name:J SANDCommingled:No
Production Method:
Open Hole Completion:No
Formation Treatment
Treatment Date:1/15/2011
Treatment Summary:FRACTURE STIMULATED J-SAND DOWN CASING WITH 109,864 GAL. HYBRID DYNAFLOW-2WR AND 200,200# 30/50 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 25
BBLS_OIL 2
BTU_GAS 1296
CALC_GOR 2250
CASING_PRESS 1335
GRAVITY_OIL 52
MCF_GAS 45
TUBING_PRESS 1325
Perforation Data:
Interval Top:7566 ft.# Of Holes:112
Interval Bottom:7594 ft.Hole Size:0.4 in.

Formation CODL                     Formation Classification:  OW                     Status:  AB - 6/23/2020                 Interval Top: 7101 ft.    Interval Bottom: 7117 ft.

 Completed Information for Formation CODELL
1st Production Date:11/26/2011Choke Size: 
Formation Name:CODELLCommingled:No
Production Method:
Open Hole Completion:No
Formation Treatment
Treatment Date:11/22/2011
Treatment Summary:209,370 gals FR water,142,548 gals SLF, 150,660lbs 30/50 White
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 2
BBLS_OIL 68
BTU_GAS 1224
CALC_BBLS_H2O 4
CALC_BBLS_OIL 136
CALC_GOR 1368
CALC_MCF_GAS 186
CASING_PRESS 1450
GRAVITY_OIL 49
MCF_GAS 93
Perforation Data:
Interval Top:7101 ft.# Of Holes:64
Interval Bottom:7117 ft.Hole Size:0.4 in.
Primary Well Designation:
Noticed Inactive      i
            All DesignationsDate
Reported PluggedN 
Out Of Service RepurposedN 
Out Of ServiceN 
Inactive ExceptionN 
Noticed InactiveYNoticed Date
12/08/2022
Defined Inactive (SI)YLast Production
01/31/2018
Low ProducingYProduction Period
01/2025 - 12/2025

BOE/MCFE/GOR Calculations
Production for Previous 12 Months
January 2025 - December 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 

 Tribal Well  i No