42-103-05639

Final Completion

TUBB J. B. -F-

CRANE County · District 8 · FORMENTERA OPERATIONS LLC · SAND HILLS (TUBB)

Permits

Max Depth

4,408 ft

First Permit

1984-06-01

Latest Activity

1994-04-27

Lifespan

10 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

—

Shut-In

—

Plugged

—

EWA / Permit operator mismatch

Scheduling: FORMENTERA OPERATIONS LLC ≠ Permit: EXXON CORP.

Resolved via: production → FORMENTERA OPERATIONS LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

EXXON CORP. 1993-2000→ EXXON MOBIL CORPORATION 2000-2004→ APACHE CORPORATION 2004-2021→ SLANT OPERATING, LLC 2021-2023→ FORMENTERA OPERATIONS LLC 2023-2026

Lease Production

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

Formation Tops (5) Elevation 2,510 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
JUDKINS	2,668 ft	-158 ft
MCKIGHT	2,972 ft	-462 ft
MCKNIGHT	2,972 ft	-462 ft
SAN ANGELO	3,539 ft	-1,029 ft
TUBB	4,148 ft	-1,638 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
2,712–2,938 ft	Perforated
2,989–3,486 ft	Perforated

Casing (2)

Size	Set Depth	Cement
8.625"	536 ft	450 sx
5.5"	4,407 ft	1,400 sx

Permit History (2)

#422545 Recompletion Final Completion

JUDKINS GAS UNIT NO 1 · 4,408 ft

1994-04-27

Spud 1995-05-18

#240811 Recompletion Final Completion

TUBB, J. B. "F" · 4,408 ft

1984-06-01

Applications (2)

#422545 A EXXON CORP.

received 1994-03-30

#240811 A EXXON CORP.

received 1984-05-31

Records & Logs

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

W-2/G-1 1995-06-28 log on file

W-2/G-1 1984-09-26

W-2/G-1 1984-10-17

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 CRANE County.

Well Details

Well Number: 3
Max Depth: 4,408 ft
Drill Type: Vertical
County: CRANE
District: 8
Operator: FORMENTERA OPERATIONS LLC

Operator

Name: FORMENTERA OPERATIONS LLC
Location: AUSTIN
P-5 Status: X (filed 2026-06-11)
Cum Oil (all leases): 7,170,117 bbl
Cum Gas (all leases): 53,235,974 mcf
Activities: CSGD/P, G/PUR, OPRS/G, OPRS/O
Total Permits: 71