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 Surface Location
 API# 05-001-09030		Well Classification: GW Status: PA - 11/17/2018
Well Name/No:EHLER #4-4
(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:PAStatus Date11/17/2018
FacilityID:203471LocationID:320333
County:ADAMS #001Location:SWSE 4 1S67W 6
Field:WATTENBERG - #90750Elevation:4892 ft.
Basin:DENVER (DJ) BASIN  
Planned Location:660FSL  1980 FELLat/Long: 39.988279 / -104.891492Lat/Long Source: Calculated From Footages
As Drilled Location:Footages Not AvailableLat/Long: 39.988350 / -104.891440Lat/Long Source: Field Measured
 Wellbore And Formation Details -- select either a wellbore Or formation to expand.
 

Wellbore #00             Wellbore Classification: GW             Status: PA - 11/17/2018             Measured TD: 8492 ft.

 Wellbore Data for Original WellboreWellbore Classification: GW        PA - 11/17/2018
Wellbore Permit
Permit #:20001505 Expiration Date:12/19/2001
Proposed Depth/Form:8500 ft.
Surface Mineral Owner Same:No
Mineral Owner:FEESurface Owner:FEE
Unit: Unit Number: 
Formation And Spacing:Code: JSND , Formation: J SAND , Order: 232 , Unit Acreage: 160, Drill Unit: SE4
Formation And Spacing:Code: NB-CD , Formation: NIOBRARA-CODELL , Order: 0 , Unit Acreage: 80, Drill Unit: W2SE
Casing:String Type: SURF, Hole Size: 12.25 in., Size: 8.625 in., Top: , Depth: 302 ft., Weight: 24 , Citings Type: PLANNED
Cement:Sacks: 220, Top: 0 ft., Bottom: 302 ft.
Casing:String Type: 1ST, Hole Size: 7.875 in., Size: 4.5 in., Top: , Depth: 8042 ft., Weight: 11.6 , Citings Type: PLANNED
Cement:Sacks: 508, Top: 6980 ft., Bottom: 8042 ft.
Casing:String Type: STAGE TOOL, Hole Size: , Size: , Top: , Depth: 1215 ft., Weight: , Citings Type: PLANNED
Cement:Sacks: 375, Top: 60 ft., Bottom: 1215 ft.
Wellbore Completed
Completion Date:9/17/1991
Spud Date:8/8/1991Spud Date Is:ACTUAL
Measured TD:8492 ft.Measured PB depth:8469 ft.
True Vertical TD:True Vertical PB depth:
Log Types:GR, CBL
Casing:String Type: SURF, Hole Size: 12.25 in., Size: 8.625 in., Top: 0 ft., Depth: 302 ft., Weight: 24 , Citings Type: ACTUAL
Cement:Sacks: 220, Top: 0 ft., Bottom: 302 ft., Determination Method: VISU
Casing:String Type: 1ST, Hole Size: 7.875 in., Size: 4.5 in., Top: 0 ft., Depth: 8042 ft., Weight: 11.6 , Citings Type: ACTUAL
Cement:Sacks: 508, Top: 4470 ft., Bottom: 8042 ft., Determination Method: CBL
Casing:String Type: S.C. 1.1, Hole Size: , Size: , Top: , Depth: 1215 ft., Weight: , Citings Type: ACTUAL
Cement:Sacks: 375, Top: 60 ft., Bottom: 1215 ft., Determination Method:
Casing:String Type: 1ST LINER, Hole Size: 3.75 in., Size: 2.875 in., Top: 0 ft., Depth: 8480 ft., Weight: 6.5 , Citings Type: ACTUAL
Cement:Sacks: 14, Top: 7764 ft., Bottom: 8480 ft., Determination Method: CBL
Casing:String Type: STAGE TOOL, Hole Size: , Size: , Top: , Depth: 1225 ft., Weight: , Citings Type: ACTUAL
Cement:Sacks: 375, Top: 0 ft., Bottom: 1240 ft., Determination Method: CBL
FormationInterval TopLog BottomCoredDSTs
SUSSEX4860 ft.NN
NIOBRARA7482 ft.NN
CODELL7924 ft.NN
J SAND8370 ft.NN

Formation JSND                     Formation Classification:  GW                     Status:  AB - 11/17/2018                Interval Top: 8370 ft.    Interval Bottom: 8410 ft.

 Completed Information for Formation J SAND
1st Production Date:2/10/2001Choke Size:0.250 in.
Formation Name:J SANDCommingled:Yes
Production Method:FLOWING
Open Hole Completion:No
Formation Treatment
Treatment Date:9/17/1991
Treatment Summary:137,844 GALS IN 349,980# 20/40
Tubing Size:1.5 in.Tubing Setting Depth:8352 ft.
Tubing Packer Depth:Tubing Multiple Packer:
Open Hole Top:Open Hole Bottom:
Initial Test Data:
Test Date:8/29/2002Test Method:FLOWING
Hours Tested:24Gas Type:
Gas Disposal:SOLD
Test TypeMeasure
BBLS_H2O 11
BBLS_OIL 12
CALC_BBLS_H2O 11
CALC_BBLS_OIL 12
CALC_GOR 18
CALC_MCF_GAS 211
CASING_PRESS 540
MCF_GAS 211
TUBING_PRESS 200
Perforation Data:
Interval Top:8370 ft.# Of Holes:70
Interval Bottom:8410 ft.Hole Size:0.29 in.

Formation CODL                     Formation Classification:  GW                     Status:  CM - 10/25/1991                Interval Top: 7681 ft.    Interval Bottom: 7947 ft.

 Completed Information for Formation CODELL
1st Production Date:10/25/1991Choke Size: 
Formation Name:CODELLCommingled:Yes
Production Method:FLOWING
Open Hole Completion:No
Formation Treatment
Treatment Date:9/17/1991
Treatment Summary:123,000 GALS IN 25,000# 100 MESH & 439,000# 20/40
Tubing Size:Tubing Setting Depth:
Tubing Packer Depth:Tubing Multiple Packer:
Open Hole Top:Open Hole Bottom:
Initial Test Data:
Test Date:10/25/1991Test Method:FLOWING
Hours Tested:24Gas Type:
Gas Disposal:
Test TypeMeasure
BBLS_OIL 96
CALC_BBLS_OIL 96
CALC_GOR 1458
CALC_MCF_GAS 140
MCF_GAS 140
Perforation Data:
Interval Top:7681 ft.# Of Holes:13
Interval Bottom:7947 ft.Hole Size:0.37 in.

Formation J-CDL                   Formation Classification:  GW                   Status:  CM - 1/20/2003                 Interval Top: 7681 ft.    Interval Bottom: 8410 ft.

 Completed Information for Formation J-CODELL
1st Production Date:8/22/2002Choke Size: 
Formation Name:J-CODELLCommingled:Yes
Production Method:FLOWING COMMINGLED
Open Hole Completion:No
Formation Treatment
Treatment Date:9/17/1991
Treatment Summary:123,000 GALS IN 25,000# 100 MESH & 439,000# 20/40
Tubing Size:Tubing Setting Depth:
Tubing Packer Depth:Tubing Multiple Packer:
Open Hole Top:Open Hole Bottom:
Initial Test Data:
Test Date:10/25/1991Test Method:FLOWING
Hours Tested:24Gas Type:
Gas Disposal:
Test TypeMeasure
BBLS_OIL 96
CALC_BBLS_OIL 96
CALC_GOR 1458
CALC_MCF_GAS 140
MCF_GAS 140
Perforation Data:
Interval Top:7681 ft.# Of Holes:83
Interval Bottom:8410 ft.Hole Size:

Formation NB-CD                   Formation Classification:  GW                   Status:  AB - 11/17/2018                Interval Top: 7681 ft.    Interval Bottom: 7947 ft.

 Completed Information for Formation NIOBRARA-CODELL
1st Production Date:10/25/1991Choke Size:0.000 in.
Formation Name:NIOBRARA-CODELLCommingled:
Production Method:FLOWING
Open Hole Completion:
Formation Treatment
Treatment Date:9/17/1991
Treatment Summary:SEE DOCUMENT # 305137
Tubing Size:Tubing Setting Depth:
Tubing Packer Depth:Tubing Multiple Packer:
Open Hole Top:Open Hole Bottom:
Initial Test Data:
Test Date:10/30/1991Test Method:FLOWING
Hours Tested:24Gas Type:SHALE
Gas Disposal:SOLD
Test TypeMeasure
BBLS_OIL 96
CALC_BBLS_OIL 96
CALC_GOR 1458
CALC_MCF_GAS 140
MCF_GAS 140
Perforation Data:
Interval Top:7681 ft.# Of Holes:13
Interval Bottom:7947 ft.Hole Size:0.37 in.

Formation NBRR                     Formation Classification:  GW                     Status:  CM - 1/24/1992                 Interval Top: 7482 ft.    Interval Bottom: 7947 ft.

 Completed Information for Formation NIOBRARA
1st Production Date:N/AChoke Size: 
Formation Name:NIOBRARACommingled:
Production Method:
Open Hole Completion:
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.
No Perforation Data was found for formation NBRR.

Formation NBCSX                   Formation Classification:  GW                   Status:  CM - 2/17/1993                 Interval Top: 5088 ft.    Interval Bottom: 7947 ft.

 Completed Information for Formation NIOBRARA-CODELL-SUSSEX
1st Production Date:2/17/1993Choke Size: 
Formation Name:NIOBRARA-CODELL-SUSSEXCommingled:Yes
Production Method:FLOWING
Open Hole Completion:
Formation Treatment
Treatment Date:9/17/1991
Treatment Summary:SEE DOCUMENT # 305137
Tubing Size:Tubing Setting Depth:
Tubing Packer Depth:Tubing Multiple Packer:
Open Hole Top:Open Hole Bottom:
Initial Test Data:
Test Date:3/19/1993Test Method:FLOWING
Hours Tested:24Gas Type:SHALE
Gas Disposal:SOLD
Test TypeMeasure
BBLS_H2O 5
BBLS_OIL 24
CALC_BBLS_H2O 5
CALC_BBLS_OIL 24
CALC_GOR 958
CALC_MCF_GAS 23
CASING_PRESS 50
MCF_GAS 23
TUBING_PRESS 150
Perforation Data:
Interval Top:5088 ft.# Of Holes:41
Interval Bottom:7947 ft.Hole Size:0.37 in.

Formation SUSX                     Formation Classification:  GW                     Status:  AB - 1/12/2001                 Interval Top: 5088 ft.    Interval Bottom: 5108 ft.

 Completed Information for Formation SUSSEX
1st Production Date:7/10/2002Choke Size:0.156 in.
Formation Name:SUSSEXCommingled:No
Production Method:FLOWING
Open Hole Completion:No
Formation Treatment
Treatment Date:9/17/1991
Treatment Summary:120,330 GALS, 22,000# 100 MESH, 116,500 12/20 & 208,000# 20/40
Tubing Size:Tubing Setting Depth:
Tubing Packer Depth:Tubing Multiple Packer:
Open Hole Top:Open Hole Bottom:
Initial Test Data:
Test Date:8/4/1992Test Method:FLOWING
Hours Tested:24Gas Type:
Gas Disposal:SOLD
Test TypeMeasure
BBLS_H2O 21
BBLS_OIL 50
CALC_BBLS_H2O 21
CALC_BBLS_OIL 50
CALC_GOR 720
CALC_MCF_GAS 36
CASING_PRESS 200
MCF_GAS 36
TUBING_PRESS 200
Perforation Data:
Interval Top:5088 ft.# Of Holes:28
Interval Bottom:5108 ft.Hole Size:0.37 in.
Primary Well Designation:
None      i
            All DesignationsDate
Reported PluggedY11/17/2018
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)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