COGIS - WELL Information

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Surface Location Data for API # 05-067-08177                               Status: PR         5/1/2002
Well Name/No: BLACK RIDGE S.U. #8-3 (click well name for production)
Operator: ENDURING RESOURCES LLC - 10663
Status Date: 5/1/2002 Federal or State Lease #:
FacilityID: 216571 LocationID: 326485
County: LA PLATA #067 Location: SWSW  8 33N10W N PM
Field: IGNACIO BLANCO  - #38300 Elevation: 7,554 ft.
Planned Location       712 FSL  491 FWL Lat/Long: 37.113288/-107.964781 Lat/Long Calculated From Footages
As Drilled Location      Footages Not Available Lat/Long: 37.113539/-107.964468 Lat/Long Source: Field Measured
Wellbore Data for Sidetrack #00                                                    Status: PR         5/1/2002
Spud Date: 8/30/1999 Spud Date is: ACTUAL
Wellbore Permit   DIRECTIONAL
Permit #: 19981006 Expiration Date: 11/8/1999
Prop Depth/Form: 3900 Surface Mineral Owner Same: Y
Mineral Owner: INDIAN Surface Owner: INDIAN
Unit: Unit Number:
Formation and Spacing: Code: FRLDC , Formation: FRUITLAND COAL , Order: 0 , Unit Acreage: 320, Drill Unit: W2
Wellbore Completed
Completion Date: 7/1/1999
Measured TD: 4031 Measured PB depth:
True Vertical TD: 3921 True Vertical PB depth:
Top PZ Location:           Sec: 8 Twp: 33N 10W Footage: 1133 FSL  1144 FWL Depth
Bottom Hole Location:   Sec: 8 Twp: 33N 10W Footages: 1133 FSL  1144 FWL Depth
Log Types: ARRAY INDUCTION, MUD LOG, COMPENSATED NEUTRON DENS
Log Types:
Casing: String Type: SURF , Hole Size: 13.75, Size: 9.625, Top: 0, Depth: 414, Weight: 36
Cement: Sacks: 450, Top: 0, Bottom: 414, Method Grade:
Casing: String Type: 1ST , Hole Size: 8.75, Size: 7, Top: 0, Depth: 3769, Weight: 20
Cement: Sacks: 600, Top: 0, Bottom: 3769, Method Grade:
Formation Log Top Log Bottom Cored DSTs
FRUITLAND COAL 3500 4031 N N
Completed information for formation FRLDC                                     Status: PR         5/1/2002
1st Production Date: 7/14/1999 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: 7/1/1999    
Treatment summary: 1000 GAL 10% FORMIC ACID, 270,300 # 20/40 BRADY SAND, 145,063 GAL 20# DELTA 140/SAND WEDGE FRAC FLUID
Tubing Size: 2.375 Tubing Setting Depth: 4010
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: 3935 Interval Top: 3864
    # of Holes: 196 Hole Size: 0.45