COGIS - WELL Information

Scout Card             
 Related    Insp.
 MIT
GIS Doc   COA   Wellbore  Expanded OrdersOrders
Surface Location Data for API # 05-067-08736                               Status: PR         7/11/2002
Well Name/No: KOSHAK #B-4A (click well name for production)
Operator: ENDURING RESOURCES LLC - 10663
Status Date: 7/11/2002 10:00:08 AM Federal or State Lease #:
FacilityID: 264201 LocationID: 306776
County: LA PLATA #067 Location: SENW  8 34N9W M PM
Field: IGNACIO BLANCO  - #38300 Elevation: 6,367 ft.
Planned Location       1480 FNL  2225 FWL Lat/Long: 37.208656/-107.850228 Lat/Long Calculated From Footages
As Drilled Location      Footages Not Available Lat/Long: 37.208802/-107.850242 Lat/Long Source: Field Measured
Wellbore Data for Sidetrack #00                                                    Status: PR         6/5/2002
Spud Date: 8/26/2002 Spud Date is: ACTUAL
Wellbore Permit   DIRECTIONAL
Permit #: 20021218 Expiration Date: 7/9/2003
Prop Depth/Form: 3058 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: 432, Drill Unit: N/2
Wellbore Completed
Completion Date: 9/1/2002
Measured TD: 2570 Measured PB depth: 2518
True Vertical TD: 2318 True Vertical PB depth:
Top PZ Location:           Sec: Twp: Footage:  FL   FL Depth
Bottom Hole Location:   Sec: Twp: Footages:  FL   FL Depth
Log Types:
Casing: String Type: SURF , Hole Size: 12.25, Size: 9.625, Top: 0, Depth: 540, Weight: 36
Cement: Sacks: 464, Top: 0, Bottom: 540, Method Grade: CALC
Casing: String Type: 1ST , Hole Size: 8.75, Size: 7, Top: 0, Depth: 2565, Weight: 23
Cement: Sacks: 300, Top: 0, Bottom: 2565, Method Grade: CALC
Formation Log Top Log Bottom Cored DSTs
OJO ALAMO 1225 1278 N N
KIRTLAND 1278 1885 N N
FRUITLAND 1885 2376 N N
PICTURED CLIFFS 2376 2565 N N
Completed information for formation FRLDC                                     Status: PR         6/5/2002
1st Production Date: N/A Choke Size:
Status Date: 6/5/2002 Open Hole Completion: N
Commingled: N Production Method:
Formation Name: FRUITLAND COAL Status: PR
Formation Treatment
Treatment Date: 9/1/2002    
Treatment summary: FRACTURE TREATED FORMATION WITH 1000 GALS OF 10% FORMIC ACID, 82,214 GALS OF 20# DELTA 140/SANDWEDGE FRAC FLUID AND 175,000# LBS OF 16/30 BRADY SAND
Tubing Size: 2.875 Tubing Setting Depth: 2250
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: 2374 Interval Top: 2216
    # of Holes: 196 Hole Size: