42-003-05240

Final Completion

LOCKHART

ANDREWS County · District 8 · WINN OPERATING LLC · MARTIN (MCKEE)

Permits

Max Depth

8,850 ft

First Permit

1981-05-10

Latest Activity

2014-01-17

Lifespan

33 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1987-02-16

Shut-In

—

Plugged

—

EWA / Permit operator mismatch

Scheduling: WINN OPERATING LLC ≠ Permit: SABER OIL & GAS VENTURES, LLC

Resolved via: production → WINN OPERATING, LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

CROSS TIMBERS OPERATING COMPANY 1993-2000→ HUNTINGTON ENERGY, L.L.C. 2000-2012→ SABER OIL & GAS VENTURES, LLC 2012-2018→ MAMMOTH EXPLORATION LLC 2018-2022→ WINN OPERATING, LLC 2022-2026

Lease Production

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

Formation Tops (3) Elevation 3,275 ft (GL)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
MCKEE	8,135 ft	-4,860 ft
WADDELL	8,340 ft	-5,065 ft
LONNEL	8,408 ft	-5,133 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
8,125–8,194 ft	Perforated
8,226–8,256 ft	Perforated
8,330–8,381 ft	Perforated
8,394–8,414 ft	Perforated

Casing (7)

Size	Set Depth	Cement
13.375"	287 ft	400 sx
13.375"	287 ft	400 sx
8.625"	3,746 ft	3,600 sx
8.625"	3,746 ft	3,600 sx
2.875"	8,233 ft	—
5.5"	8,475 ft	1,000 sx
5.5"	8,475 ft	1,000 sx

Permit History (2)

#774886 Recompletion Final Completion

LOCKHART · 8,850 ft

2014-01-17

Spud 2013-07-25

#118988 Other Final Completion

LOCKART · 8,850 ft

1981-05-10

Applications (2)

#774886 A SABER OIL & GAS VENTURES, LLC

received 2013-12-03

#118988 A SHELL OIL COMPANY

received 1981-05-10

Records & Logs

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

W-2/G-1 2014-01-20 log on file

W-2/G-1 1987-08-10

W-2/G-1 1981-05-18

W-2/G-1 1984-01-12

Completion packets + logs ↗ Wellbore filings ↗

Completion packets open directly (post-2011 filings include attached logs). Log images and the UL library 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 ANDREWS County.

Well Details

Well Number: 3
Max Depth: 8,850 ft
Drill Type: Vertical
County: ANDREWS
District: 8
Operator: WINN OPERATING LLC
Completed: 1987-02-16

Operator

Name: WINN OPER, LLC
Location: KILGORE
P-5 Status: Active (filed 2026-01-23)
Cum Oil (all leases): 1,535,482 bbl
Cum Gas (all leases): 178,389 mcf
Activities: OPRS/G, OPRS/O
Total Permits: 1