42-203-30573

Final Completion

COOK W.T. ET AL UNIT

HARRISON County · District 6 · ENSERCH EXPLORATION INC · WHELAN (COTTON VALLEY)

Permits

Max Depth

11,100 ft

First Permit

1978-06-20

Latest Activity

1994-12-22

Lifespan

17 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1978-11-10

Shut-In

—

Plugged

—

EWA / Production operator mismatch

Scheduling: ENSERCH EXPLORATION INC ≠ Production: XTO ENERGY INC. (reported 2011-07)

EWA / Permit operator mismatch

Scheduling: ENSERCH EXPLORATION INC ≠ Permit: EP OPERATING LIMITED PARTNERSHIP

Resolved via: scheduling → ENSERCH EXPLORATION INC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

EP OPERATING LIMITED PARTNERSHIP 1994-1995→ ENSERCH EXPLORATION, INC 1995-1998→ EEX CORPORATION 1998-1998→ CROSS TIMBERS OPERATING COMPANY 1998-1999→ XTO ENERGY INC. 2007-2011

Lease Production

Production is reported at the lease level. View production data, decline curves, and history on the lease page.

Formation Tops (4) Elevation 344 ft (KB)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
BMA	6,480 ft	-6,136 ft
PETTIT	7,200 ft	-6,856 ft
TRAVIS PEAK	7,375 ft	-7,031 ft
COTTON VALLEY	9,030 ft	-8,686 ft

As reported by operators on W-2/G-1 completion filings (RRC wellbore records). Depths are measured depth; names appear as filed. Subsea = reported elevation − measured depth (negative = below sea level; vertical wellbores only). View filings & logs at RRC ↗

Perforations (5)

Interval	Type
7,400–7,460 ft	Perforated
7,802–7,816 ft	Perforated
7,916–8,082 ft	Perforated
7,916–8,652 ft	Perforated
10,478–10,558 ft	Perforated

Casing (4)

Size	Set Depth	Cement
30.625"	1,985 ft	573 sx
9.625"	1,985 ft	873 sx
9.625"	2,001 ft	875 sx
4.5"	11,069 ft	2,060 sx

Permit History (2)

#431133 Recompletion Final Completion

COOK, W. T. · 9,300 ft

1994-12-22

Spud 1994-12-01

#26886 Drill

COOK, W. T., ET AL UNIT · 11,100 ft

1978-06-20

Spud 1978-07-04

Applications (2)

#431133 A EP OPERATING LIMITED PARTNERSHIP

received 1994-12-19

#26886 A FRANKS PETROLEUM INC.

received 1978-06-20

Records & Logs

5 completion filings on record · 1 with log images at RRC.

W-2/G-1 1998-08-19

W-2/G-1 1995-05-10

W-2/G-1 1995-01-06 log on file

W-2/G-1 1995-03-02

W-2/G-1 1979-01-04

Completion packets + logs ↗ Wellbore filings ↗

Completion packets open directly (post-2011 filings include attached logs). Log images can't be deep-linked — clicking copies the API for you to paste.

No GPS coordinates yet

Coordinates come from the RRC GIS backfill and usually appear within days of permit issuance. Located in HARRISON County.

Well Details

Well Number: 3
Max Depth: 11,100 ft
Drill Type: Vertical
County: HARRISON
District: 6
Operator: ENSERCH EXPLORATION INC
Completed: 1978-11-10

Operator

Name: ENSERCH EXPL, INC
Location: DALLAS
P-5 Status: Inactive (filed 1997-03-31)
Cum Oil (all leases): 3,955,742 bbl
Cum Gas (all leases): 227,007,868 mcf
Total Permits: 984