COGIS - WELL Information

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Surface Location Data for API # 05-067-08647                               Status: PR         5/1/2002
Well Name/No: WHEELER # 13-4 (click well name for production)
Operator: ENDURING RESOURCES LLC - 10663
Status Date: 5/1/2002 Federal or State Lease #:
FacilityID: 261590 LocationID: 326660
County: LA PLATA #067 Location: NWNE  13 34N10W M PM
Field: IGNACIO BLANCO  - #38300 Elevation: 6,499 ft.
Planned Location       475 FNL  1670 FEL Lat/Long: 37.196447/-107.881749 Lat/Long Calculated From Footages
As Drilled Location      Footages Not Available Lat/Long: 37.196938/-107.882148 Lat/Long Source: Field Measured
Wellbore Data for Sidetrack #00                                                    Status: PR         5/1/2002
Spud Date: 11/7/2001 Spud Date is: ACTUAL
Wellbore Permit  
Permit #: 011926 Expiration Date: 10/24/2002
Prop Depth/Form: 2624 Surface Mineral Owner Same: N
Mineral Owner: FEE Surface Owner: FEE
Unit: Unit Number:
Formation and Spacing: Code: FRLDC , Formation: FRUITLAND COAL , Order: 112-157 , Unit Acreage: 320, Drill Unit: N/2
Wellbore Completed
Completion Date: 4/15/2002
Measured TD: 2580 Measured PB depth: 2570
True Vertical TD: 2580 True Vertical PB depth:
Log Types: GR-DENSITY-CNL, IND, MICRO CCL
Casing: String Type: SURF , Hole Size: 12.25, Size: 9.625, Top: 0, Depth: 877, Weight: 36
Cement: Sacks: 460, Top: 0, Bottom: 877, Method Grade: CALC
Casing: String Type: 1ST , Hole Size: 8.75, Size: 7, Top: 0, Depth: 2580, Weight: 23
Cement: Sacks: 155, Top: 0, Bottom: 2580, Method Grade: CALC
Formation Log Top Log Bottom Cored DSTs
NACIMIENTO 0 1116 N N
OJO ALAMO 1116 1160 N N
KIRTLAND 1160 1780 N N
FRUITLAND 1780 2478 N N
PICTURED CLIFFS 2478 2580 N N
Completed information for formation FRLDC                                     Status: PR         5/1/2002
1st Production Date: 4/15/2002 Choke Size:
Status Date: 5/1/2002 Open Hole Completion: N
Commingled: N Production Method:
Formation Name: FRUITLAND COAL Status: PR
Formation Treatment
Treatment Date: 4/15/2002    
Treatment summary: FRACTURE TREATED FORMATION WITH 1,000 GALS OF 10% FORMIC ACID, FOLLOWED WITH 395,000# OF 16/30 BRADY SAND AND 206,977 GALS OF 20# DELTA 140/SANDWEDGE FRAC FLUID.
Tubing Size: 2.875 Tubing Setting Depth: 2560
Tubing Packer Depth: Tubing Multiple Packer:
Open Hole Top: Open Hole Bottom:
No Initial Test Data was found for formation FRLDC .
    Perforation Data:
    Interval Bottom: 2476 Interval Top: 2204
    # of Holes: 316 Hole Size: