42-335-32546

Final Completion

WESTBROOK, SOUTHWEST UNIT

MITCHELL County · District 8 · UNION TEXAS PETROLEUM CORP.

Permits

Max Depth

3,400 ft

First Permit

1983-05-23

Latest Activity

1983-09-20

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

—

Shut-In

—

Plugged

—

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Injection / Disposal

H-1 Injection Active UIC #000048221 permitted 2007-03-09

Permitted Volume

700 bbl/d

Max Pressure

1,100 psi

Injection Interval

2,300–3,300 ft

Injected (12mo)

—

Monthly injected volume (bbl, from H-10 filings through 2026-01-01)

Operator History

Chain of Custody

MERIDIAN OIL INC. 1993-1996→ BURLINGTON RESOURCES OIL&GAS CO. 1996-1997→ GRUY PETROLEUM MANAGEMENT CO. 1997-2006→ CIMAREX ENERGY CO. OF COLORADO 2006-2009→ MERIT ENERGY COMPANY 2009-2017→ ROVER PETROLEUM OPERATING, LLC 2017-2023→ GRAYROCK ENERGY II, LLC 2024-2026

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 2,147 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
SAN ANDRES	1,550 ft	+597 ft
SAN ANGELO	2,258 ft	-111 ft
CLEARFORK (Clear Fork)	2,445 ft	-298 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)

Interval	Type
2,851–3,079 ft	Perforated

Casing (3)

Size	Set Depth	Cement
10.75"	330 ft	300 sx
2.375"	3,190 ft	—
5.5"	3,300 ft	1,000 sx

Permit History (2)

#219583 Drill Final Completion

WESTBROOK, SOUTHWEST UNIT · 3,400 ft

1983-09-20

#195956 Drill

WESTBROOK, SOUTHWEST UNIT · 3,400 ft

1983-05-23

Spud 1983-07-05

Applications (2)

#219583 A UNION TEXAS PETROLEUM CORP.

received 1983-08-10

#195956 A UNION TEXAS PIPELINE CORPORATION

received 1983-05-23

Records & Logs

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

W-2/G-1 2022-07-25

W-2/G-1 1983-10-04 log on file

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 MITCHELL County.

Well Details

Well Number: 512
Max Depth: 3,400 ft
Drill Type: Vertical
County: MITCHELL
District: 8
Operator: UNION TEXAS PETROLEUM CORP.

Operator

Name: WAGNER, DUER & CO
Location: HOUSTON
P-5 Status: Inactive (filed 1990-11-02)
Cum Oil (all leases): — bbl
Cum Gas (all leases): — mcf
Total Permits: 452