42-097-31363

Final Completion

MONTGOMERY WINNIE T.

COOKE County · District 9 · ARCO OIL & GAS CO. · WALNUT BEND N. (CANYON SAND)

Permits

Max Depth

2,650 ft

First Permit

1979-03-07

Latest Activity

1979-08-13

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1979-05-05

Shut-In

—

Plugged

—

EWA / Production operator mismatch

Scheduling: ARCO OIL & GAS CO. ≠ Production: SYDRI OPERATING, LLC (reported 2026-04)

Resolved via: production → SYDRI OPERATING, LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

ARCO OIL & GAS CO. 1993-1994→ VASTAR RESOURCES, INC. 1994-1999→ GRUY PETROLEUM MANAGEMENT CO. 1999-2006→ CIMAREX ENERGY CO. OF COLORADO 2006-2012→ MERIT ENERGY COMPANY 2013-2020→ TEAM OPERATING, L.L.C. 2020-2021→ SYDRI OPERATING, LLC 2021-2026

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 (6) Elevation 752 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
CANYON A-1 (Canyon)	2,012 ft	-1,260 ft
CANYON	2,016 ft	-1,264 ft
COX	3,354 ft	-2,602 ft
HUDSPETH	4,360 ft	-3,608 ft
MONTGOMERY	5,048 ft	-4,296 ft
MONTGOMERY 2	5,122 ft	-4,370 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 (4)

Interval	Type
2,016–2,626 ft	Perforated
2,271–2,626 ft	Perforated
3,356–3,375 ft	Perforated
5,050–5,128 ft	Perforated

Casing (5)

Size	Set Depth	Cement
16"	40 ft	—
2.375"	1,981 ft	—
2.375"	2,351 ft	—
7"	2,696 ft	100 sx
7"	2,696 ft	1,000 sx

Permit History (2)

#57370 Drill Final Completion

MONTGOMERY, WINNIE T. · 2,650 ft

1979-08-13

Spud 1979-04-06

#43904 Drill Final Completion

MONTGOMERY, WINNIE T. · 2,650 ft

1979-03-07

Spud 1979-04-06

Applications (2)

#57370 A ARCO OIL & GAS CO.

received 1979-08-13

#43904 A ARCO OIL & GAS CO.

received 1979-03-07

Records & Logs

7 completion filings on record.

W-2/G-1 2005-06-01

W-2/G-1 1990-07-30

W-2/G-1 1988-06-24

W-2/G-1 1979-05-22

W-2/G-1 1988-04-19

W-2/G-1 1979-05-22

+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 COOKE County.

Well Details

Well Number: 8
Max Depth: 2,650 ft
Drill Type: Vertical
County: COOKE
District: 9
Operator: ARCO OIL & GAS CO.
Completed: 1979-05-05

Operator

Name: ARCO OIL & GAS CO.-SILSBEE
Location: PLANO
P-5 Status: Inactive (filed 2004-11-23)
Cum Oil (all leases): 16,679,531 bbl
Cum Gas (all leases): 57,198,899 mcf
Total Permits: 3,065