42-285-30581

Final Completion

ALLEN GAS UNIT

LAVACA County · District 2 · HOWELL DRILLING INC. · WORD N. (8000)

Permits

Max Depth

9,850 ft

First Permit

1981-01-29

Latest Activity

1984-11-08

Lifespan

4 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1981-01-06

Shut-In

—

Plugged

—

EWA / Production operator mismatch

Scheduling: HOWELL DRILLING INC. ≠ Production: CAPITAL STAR OIL & GAS, INC. (reported 2026-04)

Resolved via: production → CAPITAL STAR OIL & GAS, INC.

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

HOWELL DRILLING, INC. 1993-1993→ PARKER & PARSLEY DEVELOPMENT CO. 1994-1995→ PARKER & PARSLEY DEVELOPMENT L.P 1995-1997→ PIONEER NATURAL RES. USA, INC. 1997-2018→ PRIZE OPERATING COMPANY 1999-2002→ GRUY PETROLEUM MANAGEMENT CO. 2002-2006→ CIMAREX ENERGY CO. OF COLORADO 2006-2008→ SULPHUR RIVER EXPLORATION, INC. 2018-2023→ CAPITAL STAR OIL & GAS, INC. 2025-2026

Lease Production

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

Formation Tops (8) Elevation 283 ft (KB)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
YEGUA - DISPOSAL (Yegua)	3,700 ft	-3,417 ft
WILCOX - DISPOSAL (Wilcox)	6,000 ft	-5,717 ft
AUSTIN CHALK	—	—
CATAHOULA	—	—
EAGLE FORD - H2S (Eagle Ford)	—	—
EDWARDS - H2S (Edwards)	—	—
FRIO - DISPOSAL (Frio)	—	—
VICKSBURG	—	—

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 (6)

Interval	Type
7,906–7,924 ft	Perforated
9,595–9,599 ft	Perforated
9,619–9,621 ft	Perforated
9,628–9,630 ft	Perforated
9,677–9,679 ft	Perforated
9,684–9,691 ft	Perforated

Casing (3)

Size	Set Depth	Cement
10.75"	1,603 ft	845 sx
5.5"	9,094 ft	730 sx
2.875"	9,800 ft	160 sx

Permit History (2)

#257162 Recompletion Final Completion

ALLEN OIL UNIT #1 · 9,850 ft

1984-11-08

#106869 Recompletion Final Completion

ALLEN GAS UNIT · 9,177 ft

1981-01-29

Applications (2)

#257162 A HOWELL DRILLING, INC.

received 1984-11-08

#106869 A HOWELL DRILLING, INC.

received 1981-01-29

Records & Logs

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

W-2/G-1 2025-09-26 log on file

W-2/G-1 1986-05-20

W-2/G-1 1986-05-30

W-2/G-1 1984-12-10

W-2/G-1 1985-01-18

W-2/G-1 1981-01-15

+1 more filings

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 LAVACA County.

Well Details

Well Number: 1
Max Depth: 9,850 ft
Drill Type: Vertical
County: LAVACA
District: 2
Operator: HOWELL DRILLING INC.
Completed: 1981-01-06

Operator

Name: HOWELL DRILLING, INC
Location: SAN ANTONIO
P-5 Status: Inactive (filed 2003-10-24)
Cum Oil (all leases): 17,525 bbl
Cum Gas (all leases): 2,387,790 mcf
Total Permits: 176