← Wells

42-079-32095

Final Completion

DEAN C

COCHRAN County · District 8 · EXTEX OPERATING COMPANY · SLAUGHTER

Permits

1

Max Depth

5,200 ft

First Permit

1985-04-29

Latest Activity

1985-04-29

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1985-07-13

Shut-In

—

Plugged

2018-04-05

!

EWA / Permit operator mismatch

Scheduling: EXTEX OPERATING COMPANY ≠ Permit: MOBIL PRODUCING TX. & N.M. INC.

Resolved via: production → EXTEX OPERATING COMPANY

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

MOBIL PRODUCING TX. & N.M. INC. 1993-1994→ CODA ENERGY, INC. 1995-1998→ BELCO ENERGY CORP. 1998-2002→ WESTPORT OIL AND GAS COMPANY, LP 2002-2005→ ENCORE OPERATING, L.P. 2005-2009→ ENCORE ENERGY PARTNERS OPER LLC 2009-2012→ VANGUARD PERMIAN, LLC 2012-2015→ VANGUARD OPERATING, LLC 2015-2019→ GRIZZLY OP OF DELAWARE, LLC 2019-2020→ EXTEX OPERATING COMPANY 2020-2026→ NEW HORIZON RESOURCES LLC 2022-2025

Lease Production

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

Oil
production & DCA →

Formation Tops (3) Elevation 3,736 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
MALLET4,956 ft-1,220 ft
1ST SLAUGHTER4,998 ft-1,262 ft
2ND SLAUGHTER5,057 ft-1,321 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 (1)

IntervalType
4,998–5,052 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"479 ft350 sx
5.5"5,087 ft1,550 sx

Permit History (1)

#273437 Drill Final Completion

DEAN -C- · 5,200 ft

1985-04-29

Applications (1)

#273437 A MOBIL PRODUCING TX. & N.M. INC.
received 1985-04-10

Records & Logs

2 completion filings on record.

W-2/G-1 1985-08-02
W-2/G-1 1985-08-09
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 COCHRAN County.

Well Details

Well Number
3A
Max Depth
5,200 ft
Drill Type
Vertical
County
COCHRAN
District
8
Operator
EXTEX OPERATING COMPANY
Completed
1985-07-13

Operator

Location
HOUSTON
P-5 Status
Active (filed 2026-01-07)
Cum Oil (all leases)
5,887,486 bbl
Cum Gas (all leases)
10,031,045 mcf
Activities
OPRS/G, OPRS/O
Total Permits
117