← Wells

42-103-34335

Final Completion

SAND HILLS TUBB UNIT

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

Permits

2

Max Depth

5,000 ft

First Permit

1995-06-02

Latest Activity

2023-07-19

Lifespan

28 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1995-06-27

Shut-In

—

Plugged

—

!

EWA / Permit operator mismatch

Scheduling: FORMENTERA OPERATIONS LLC ≠ Permit: SLANT OPERATING, LLC

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.

Oil
production & DCA →
Oil
production & DCA →

Formation Tops (9) Elevation 2,623 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
QUEEN 2,240 ft+383 ft
MCELROY2,354 ft+269 ft
SAN ANDRES 2,675 ft-52 ft
JUDKINS2,730 ft-107 ft
MCKNIGHT 3,130 ft-507 ft
SAN ANGELO, UPPER (San Angelo)3,500 ft-877 ft
CLEAR FORK 3,870 ft-1,247 ft
CLEARFORK (Clear Fork)3,870 ft-1,247 ft
TUBB 4,240 ft-1,617 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 ↗

Offset Well Tops (nearest 8 wells with tops)

What nearby completed wells reported.

Cross-section
✓ 42-103-35000 SAND HILL TUBB UNIT · SLANT OPERATING, LLC
0.1 mi
McKnight 3,170'Clear Fork 4,050'Tubb 4,400'Wichita-Albany 4,900'
✓ 42-103-34281 SAND HILLS TUBB UNIT · SLANT OPERATING, LLC
0.2 mi
Grayburg 2,482'JUDKINS 2,745'San Angelo 3,495'Tubb 4,290'Wichita-Albany 4,758'Wichita-Albany 4,875'
✓ 42-103-35006 SAND HILL TUBB UNIT · SLANT OPERATING, LLC
0.3 mi
Yates 1,600'JUDKINS 2,850'San Angelo 3,500'Clear Fork 3,950'Clear Fork 4,050'Tubb 4,240'Tubb 4,400'Wichita-Albany 4,900'
✓ 42-103-35007 SAND HILL TUBB UNIT · SLANT OPERATING, LLC
0.3 mi
MCELROY 2,344'McKnight 3,122'San Angelo 3,500'Tubb 4,214'
✓ 42-103-35078 SAND HILLS TUBB UNIT · SLANT OPERATING, LLC
0.4 mi
San Angelo 3,500'Clear Fork 3,950'Clear Fork 3,950'Tubb 4,240'Wichita-Albany 4,900'Wichita-Albany 4,900'WITCHITA-ALBANY 4,900'
✓ 42-103-37049 J. B. TUBB A/C 1 TR A · SLANT OPERATING, LLC
0.4 mi
Rustler 371'Yates 1,466'Seven Rivers 1,690'Queen 2,212'Grayburg 2,333'San Andres 2,700'San Angelo 3,400'Glorieta 3,800'Clear Fork 3,839'Tubb 4,249'Permian (undifferentiated) —
✓ 42-103-33795 SAND HILLS TUBB UNIT · SLANT OPERATING, LLC
0.5 mi
San Andres 2,735'San Angelo 3,775'Clear Fork 3,985'Tubb 4,435'
✓ 42-103-37056 WADDELL TR B · BLACKBEARD OPERATING, LLC
0.5 mi
Rustler 468'Seven Rivers 1,685'Queen 2,194'Grayburg 2,448'San Andres 2,631'San Angelo 3,484'Clear Fork 3,884'Permian (undifferentiated) —Glorieta —Yates —

Nearest wells within 10 mi (surface locations). Click wells to select them, then open the cross-section to compare tops side by side (max 6 wells per section, including this one).

Perforations (2)

IntervalType
3,525–3,641 ftPerforated
4,332–4,747 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"615 ft380 sx
5.5"4,972 ft995 sx

Permit History (2)

#892217 Recompletion Final Completion

LEA, P. J. · 4,972 ft

2023-07-19

#436504 Drill Final Completion

SAND HILLS TUBB UNIT · 5,000 ft

1995-06-02

Spud 1995-06-06

Applications (2)

#892217 A SLANT OPERATING, LLC
received 2023-07-18
#436504 A MOBIL PRODUCING TX. & N.M. INC.
received 1995-06-02

Records & Logs

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

W-2/G-1 2023-10-04 log on file
W-2/G-1 1995-08-11 log on file
W-2/G-1 1995-09-01
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.

Google Maps → Explorer Map →
Lat 31.496142
Lon -102.589591

Well Details

Well Number
66
Max Depth
5,000 ft
Drill Type
Vertical
County
CRANE
District
8
Operator
FORMENTERA OPERATIONS LLC
Completed
1995-06-27

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
80