42-335-32091

WESTBROOK SOUTHWEST UNIT

MITCHELL County · District 8 · UNION TEXAS PETROLEUM CORP.

Permits

Max Depth

3,300 ft

First Permit

1981-08-04

Latest Activity

1981-08-06

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 #000042731 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 (7) Elevation 2,195 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
SAN ANDRES	1,550 ft	+645 ft
SAN ANGELO	2,225 ft	-30 ft
CLEARFORK (Clear Fork)	2,450 ft	-255 ft
UPPER CLEARFORK (Clear Fork)	2,450 ft	-255 ft
MIDDLE CLEARFORK (Clear Fork)	2,875 ft	-680 ft
TUBB	2,875 ft	-680 ft
LOWER CLEARFORK (Clear Fork)	3,025 ft	-830 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 (2)

Interval	Type
3,000–3,175 ft	Perforated
3,116–3,208 ft	Perforated

Casing (5)

Size	Set Depth	Cement
8.625"	302 ft	300 sx
10.75"	345 ft	300 sx
2.375"	3,008 ft	—
5.5"	3,250 ft	775 sx
5.5"	3,292 ft	1,045 sx

Permit History (2)

#128909 Drill

WESTBROOK SOUTHWEST UNIT · 3,300 ft

1981-08-06

Spud 1981-10-21

#128908 Drill Final Completion

WESTBROOK SOUTHWEST UNIT · 3,300 ft

1981-08-04

Applications (2)

#128909 A UNION TEXAS PETROLEUM CORP.

received 1981-08-06

#128908 A UNION TEXAS PETROLEUM CORP.

received 1981-08-04

Records & Logs

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

W-2/G-1 2022-04-28

W-2/G-1 1986-01-27 log on file

W-2/G-1 1982-01-15

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: 1906WI
Max Depth: 3,300 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