← Wells

42-103-35081

Final Completion

SAND HILLS TUBB UNIT

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

Permits

2

Max Depth

5,178 ft

First Permit

2005-03-29

Latest Activity

2023-06-29

Lifespan

18 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2005-08-16

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 (5) Elevation 2,595 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
MCKNIGHT 3,200 ft-605 ft
HOLT 3,872 ft-1,277 ft
CLEAR FORK 4,085 ft-1,490 ft
CLEARFORK (Clear Fork)4,085 ft-1,490 ft
TUBB 4,390 ft-1,795 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
✓ 42-103-33798 SAND HILLS TUBB UNIT · SLANT OPERATING, LLC
0.2 mi
JUDKINS 2,645'McKnight 3,200'Glorieta 3,595'San Angelo 3,595'Holt 3,640'Tubb 4,330'Wichita-Albany 4,816'
✓ 42-103-33091 SAND HILL TUBB UNIT · SLANT OPERATING, LLC
0.4 mi
MCELROY 2,360'San Andres 2,680'JUDKINS 2,724'JUDKINS INTERMEDIATE 2,940'McKnight 3,136'San Angelo 3,486'Tubb 4,296'
✓ 42-103-37279 LEA, P. J. A/C 2 · SLANT OPERATING, LLC
0.7 mi
Rustler 474'Yates 1,490'Seven Rivers 1,716'Queen 2,234'Grayburg 2,355'San Andres 2,667'San Angelo —Glorieta —Clear Fork —Permian (undifferentiated) —
✓ 42-103-03596 LEA, P. J. · SLANT OPERATING, LLC
1.0 mi
MCELROY 2,344'McKnight 3,122'San Angelo 3,510'Tubb 4,300'
✓ 42-103-35011 LEA, P.J. 'B' · SLANT OPERATING, LLC
1.0 mi
Pennsylvanian 6,950'Pennsylvanian 7,400'Barnett 7,700'
✓ 42-103-35008 SAND HILL TUBB UNIT · SLANT OPERATING, LLC
1.0 mi
McKnight 3,300'Clear Fork 4,050'Tubb 4,329'Tubb 4,404'Tubb 4,666'Wichita-Albany 4,890'Wichita-Albany 4,890'
✓ 42-103-35026 TUBB, J. B. -A- A/C #2 · SLANT OPERATING, LLC
1.1 mi
JUDKINS 2,660'MCNIGHT 3,024'McKnight 3,024'Clear Fork 3,833'Tubb 4,218'
✓ 42-103-35007 SAND HILL TUBB UNIT · SLANT OPERATING, LLC
1.1 mi
MCELROY 2,344'McKnight 3,122'San Angelo 3,500'Tubb 4,214'

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
3,272–3,440 ftPerforated
4,316–4,502 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"730 ft275 sx
5.5"5,178 ft1,300 sx

Permit History (2)

#890970 Recompletion Final Completion

LEA, KATIE W. A/C 5 · 5,178 ft

2023-06-29

#559514 Drill Final Completion

SAND HILLS TUBB UNIT · 5,100 ft

2005-03-29

Spud 2005-06-20

Applications (2)

#890970 A SLANT OPERATING, LLC
received 2023-05-30
#559514 A ENCORE OPERATING, L.P.
received 2005-03-24

Records & Logs

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

W-2/G-1 2023-08-30
W-2/G-1 2005-08-29 log on file
W-2/G-1 2006-01-27
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 31.477185
Lon -102.580655

Well Details

Well Number
103
Max Depth
5,178 ft
Drill Type
Vertical
County
CRANE
District
8
Operator
FORMENTERA OPERATIONS LLC
Completed
2005-08-16

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