42-335-34160

Final Completion

WESTBROOK SOUTHWEST UNIT

MITCHELL County · District 8 · GRAYROCK ENERGY II LLC · WESTBROOK

Permits

Max Depth

4,000 ft

First Permit

2000-07-28

Latest Activity

2005-08-12

Lifespan

5 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2006-04-04

Shut-In

—

Plugged

2019-08-06

EWA / Permit operator mismatch

Scheduling: GRAYROCK ENERGY II LLC ≠ Permit: GRUY PETROLEUM MANAGEMENT CO.

Resolved via: production → GRAYROCK ENERGY II, LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Injection / Disposal

H-1 Injection Plugged 2019-08-16 UIC #000090581 permitted 2006-09-13

Permitted Volume

500 bbl/d

Max Pressure

1,150 psi

Injection Interval

2,300–3,300 ft

Injected (12mo)

—

Monthly injected volume (bbl, from H-10 filings through 2020-01-01)

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 (2) Elevation 2,134 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
CLEARFORK (Clear Fork)	2,380 ft	-246 ft
CLEARFORK (Clear Fork)	2,920 ft	-786 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 (7)

Interval	Type
2,398–2,512 ft	Perforated
2,398–2,888 ft	Perforated
2,602–2,888 ft	Perforated
2,920–2,930 ft	Perforated
3,012–3,028 ft	Perforated
3,035–3,041 ft	Perforated
3,088–3,098 ft	Perforated

Casing (2)

Size	Set Depth	Cement
8.625"	619 ft	325 sx
5.5"	3,343 ft	845 sx

Permit History (2)

#604923 Reclass Final Completion

WESTBROOK SOUTHWEST UNIT · 3,400 ft

2005-08-12

Spud 2005-08-15

#497790 Drill Final Completion

WESTBROOK SOUTHWEST UNIT · 4,000 ft

2000-07-28

Spud 2000-09-11

Applications (2)

#604923 A GRUY PETROLEUM MANAGEMENT CO.

received 2005-08-12

#497790 A GRUY PETROLEUM MANAGEMENT CO.

received 2000-07-28

Records & Logs

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

W-2/G-1 2018-05-18

W-2/G-1 2005-09-28

W-2/G-1 2001-03-12 log on file

W-2/G-1 2002-01-30

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: 441
Max Depth: 4,000 ft
Drill Type: Vertical
County: MITCHELL
District: 8
Operator: GRAYROCK ENERGY II LLC
Completed: 2006-04-04

Operator

Name: GRAYROCK ENERGY II, LLC
Location: FORT WORTH
P-5 Status: Active (filed 2025-10-16)
Cum Oil (all leases): 1,537,532 bbl
Cum Gas (all leases): 35,084 mcf
Activities: OPRS/G, OPRS/O