← Wells

42-103-30170

Final Completion

SAND HILLS TUBB UNIT

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

Permits

1

Max Depth

4,400 ft

First Permit

1995-04-19

Latest Activity

1995-04-19

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1970-01-25

Shut-In

—

Plugged

—

!

EWA / Permit operator mismatch

Scheduling: FORMENTERA OPERATIONS LLC ≠ Permit: MOBIL PRODUCING TX. & N.M. INC.

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

MOBIL PRODUCING TX. & N.M. INC. 1993-1996→ TITAN RESOURCES I, INC. 1996-2000→ PURE RESOURCES, L.P. 2000-2002→ HOME-STAKE OIL & GAS COMPANY 2002-2002→ CORTEZ OPERATING COMPANY 2002-2004→ ENCORE OPERATING, L.P. 2004-2009→ ENCORE ENERGY PARTNERS OPER LLC 2009-2012→ VANGUARD PERMIAN, LLC 2012-2015→ VANGUARD OPERATING, LLC 2015-2019→ GRIZZLY OP OF DELAWARE, LLC 2019-2021→ CONTANGO RESOURCES, INC. 2021-2021→ CONTANGO RESOURCES, LLC 2022-2022→ SLANT OPERATING, LLC 2022-2023→ 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.

Gas
production & DCA →
Oil
production & DCA →
Oil
production & DCA →

Formation Tops (8)

CSV
FormationTop Depth (MD)
JUDKINS2,890 ft
SAND HILLS (JUDKINS)2,890 ft
MCKNIGHT 3,406 ft
SAND HILLS (MCKNIGHT)3,406 ft
SAN ANGELO 3,735 ft
CLEARFORK (Clear Fork)4,162 ft
SAND HILLS TUBB4,468 ft
TUBB 4,468 ft

As reported by operators on W-2/G-1 completion filings (RRC wellbore records). Depths are measured depth; names appear as filed. View filings & logs at RRC ↗

Perforations (1)

IntervalType
2,974–3,128 ftPerforated

Casing (4)

SizeSet DepthCement
8.625"640 ft250 sx
8.625"640 ft250 sx
4.5"4,740 ft390 sx
4.5"4,740 ft390 sx

Permit History (1)

#434965 Recompletion Final Completion

SAND HILLS JUDKINS UNIT · 4,400 ft

1995-04-19

Spud 1995-04-26

Applications (1)

#434965 A MOBIL PRODUCING TX. & N.M. INC.
received 1995-04-18

Records & Logs

4 completion filings on record · 2 with log images at RRC.

W-2/G-1 2015-08-07 log on file
W-2/G-1 1995-06-02 log on file
W-2/G-1 1970-02-09
W-2/G-1 1970-02-09
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
41
Max Depth
4,400 ft
Drill Type
Vertical
County
CRANE
District
8
Operator
FORMENTERA OPERATIONS LLC
Completed
1970-01-25

Operator

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
83