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COGIS - WELL SCOUT CARD

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 Surface Location
 API# 05-123-05502
Well Classification: ERIW Status: TA - 1/1/2017
Well Name/No:WALKER #1
(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:TAStatus Date1/1/2017
FacilityID:238639LocationID:317510
County:WELD #123Location:SESE 28 8N66W 6
Field:PIERCE - #69000Elevation:5022 ft.
Basin:DENVER (DJ) BASIN  
Planned Location:661FSL  665 FELLat/Long: 40.627492 / -104.775544Lat/Long Source: Calculated From Footages
As Drilled Location:Footages Not AvailableLat/Long: 40.627500 / -104.775330Lat/Long Source: Field Measured
 Wellbore And Formation Details -- select either a wellbore Or formation to expand.
 

Wellbore #00             Wellbore Classification: ERIW             Status: TA - 1/1/2017             Measured TD: 9291 ft.

 Wellbore Data for Original WellboreWellbore Classification: ERIW        TA - 1/1/2017
Wellbore Permit
Permit #:19570000 Expiration Date:3/5/1958
Proposed Depth/Form:9300 ft.
Surface Mineral Owner Same:Not available
Mineral Owner:FEESurface Owner:Not available
Unit:PIERCE Unit Number: 
Formation And Spacing:Code: LYNS , Formation: LYONS , Order: 0 , Unit Acreage: 0, Drill Unit:

Wellbore Completed
Completion Date:12/12/1957
Spud Date:11/11/1957Spud Date Is:ACTUAL
Measured TD:9291 ft.Measured PB depth:9290 ft.
True Vertical TD:True Vertical PB depth:
Log Types:ES & MLL W/MICROCALIPER, GR-N
Casing:String Type: CONDUCTOR, Hole Size: , Size: 16 in., Top: , Depth: 33 ft., Weight: , Citings Type: ACTUAL
Cement:Sacks: 150, Top: , Bottom: , Determination Method:
Casing:String Type: SURF, Hole Size: , Size: 10.75 in., Top: 0 ft., Depth: 410 ft., Weight: 40.5 , Citings Type: ACTUAL
Cement:Sacks: 350, Top: 0 ft., Bottom: , Determination Method:
Casing:String Type: 1ST, Hole Size: , Size: 5.5 in., Top: 0 ft., Depth: 9289 ft., Weight: 17,15.5 , Citings Type: ACTUAL
Cement:Sacks: 350, Top: 0 ft., Bottom: , Determination Method:
FormationInterval TopLog BottomCoredDSTs
HYGIENE3876 ft.
NIOBRARA7073 ft.
TIMPAS7372 ft.
CARLILE7390 ft.
GREENHORN7580 ft.
GRANEROS7685 ft.
MUDDY7882 ft.
SKULL CREEK8004 ft.
DAKOTA8121 ft.
MORRISON8235 ft.
ENTRADA8524 ft.
LYKINS8558 ft.
LYONS9212 ft.YY

Formation LYNS                     Formation Classification:  ERIW                     Status:  AB - 1/19/2018                 Interval Top: 9226 ft.    Interval Bottom: 9778 ft.

 Completed Information for Formation LYONS
1st Production Date:N/AChoke Size: 
Formation Name:LYONSCommingled:
Production Method:
Open Hole Completion:
Formation Treatment
Treatment Date:7/17/2006
Treatment Summary:This well was originally completed in Dec. 1957 by a different Operator. While there is information regarding intervals, perfs and number of holes shot, there is no information available regarding hole size. The only information available is that a 4" HSC perf gun was used.
Formation Treatment
Treatment Date:12/12/1957
Treatment Summary:7500 GAL GELLED CRUDE, 7500# FRAC 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_OIL 183
CALC_GOR 39.3
GRAVITY_OIL 36
MCF_GAS 7.2
Perforation Data:
Interval Top:9226 ft.# Of Holes:172
Interval Bottom:9778 ft.Hole Size:
Primary Well Designation:
Noticed Inactive      i
            All DesignationsDate
Reported PluggedN 
Out Of Service RepurposedN 
Out Of ServiceN 
Inactive ExceptionN 
Noticed InactiveYNoticed Date
12/06/2022
Defined Inactive (UIC)YLast Use
07/31/2005
Low ProducingN 

BOE/MCFE/GOR Calculations
Production for Previous 12 Months
February 2025 - January 2026i
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