← Wells

42-003-03924

Final Completion

UNIVERSITY 35-A

ANDREWS County · District 8 · CAPROCK EXPLORATION INC. · EMBAR (5600)

Permits

1

Max Depth

7,500 ft

First Permit

2022-06-23

Latest Activity

2022-06-23

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

—

Shut-In

—

Plugged

—

!

EWA / Production operator mismatch

Scheduling: CAPROCK EXPLORATION INC. ≠ Production: OCTANE ENERGY OPERATING, LLC (reported 2026-04)

!

EWA / Permit operator mismatch

Scheduling: CAPROCK EXPLORATION INC. ≠ Permit: FIVESTONES ENERGY LLC

Resolved via: production → OCTANE ENERGY OPERATING, LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

FINA OIL & CHEMICAL COMPANY 1993-1994→ DADCO, INC. 1994-1994→ CAPROCK EXPLORATION, INC. 1995-2017→ SAGA PETROLEUM LLC OF COLORADO 2015-2016→ FIVESTONES ENERGY LLC 2017-2025→ OCTANE ENERGY OPERATING, LLC 2025-2026

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 →
Oil
production & DCA →

Formation Tops (3) Elevation 3,262 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
UPPER CLEARFORK (Clear Fork)5,610 ft-2,348 ft
TUBB 6,096 ft-2,834 ft
WICHITA ALBANY (Wichita-Albany)6,394 ft-3,132 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
✓ 42-003-03889 UNIVERSITY 35A · FIVESTONES ENERGY LLC
0.2 mi
Yates 2,690'Seven Rivers 2,940'San Andres 4,160'Clear Fork 5,610'Tubb 6,112'Wichita-Albany 6,597'
✓ 42-003-04628 UNIVERSITY BB · FIVESTONES ENERGY LLC
0.2 mi
Clear Fork 5,617'Tubb 6,102'Wichita-Albany 6,608'
✓ 42-003-03923 UNIVERSITY 35A · FIVESTONES ENERGY LLC
0.3 mi
San Andres 4,150'Clear Fork 5,430'Clear Fork 5,748'Tubb —Seven Rivers —Glorieta —Permian (undifferentiated) —Grayburg —Queen —Yates —Holt —
✓ 42-003-33334 UNIVERSITY · PECOS OPERATING COMPANY, LLC
0.4 mi
Yates 2,720'San Andres 4,202'U. CLEARFORK 5,828'Clear Fork 5,828'L. CLEARFORK 6,179'Wichita-Albany 6,801'Wolfcamp 7,298'Silurian (undifferentiated) 7,857'Fusselman 7,994'
✓ 42-003-01830 UNIVERSITY A · FIVESTONES ENERGY LLC
0.5 mi
San Andres 4,126'San Andres 4,136'Clear Fork 5,490'Tubb 6,064'Clear Fork 6,138'Wichita-Albany 6,561'Wichita-Albany 6,828'LEON —Permian (undifferentiated) —Dean —Spraberry —
✓ 42-003-01832 UNIVERSITY A · FIVESTONES ENERGY LLC
0.5 mi
San Andres 4,060'San Andres 4,137'Clear Fork 5,550'Wichita-Albany 6,787'Tubb —Grayburg —Queen —Yates —Holt —Seven Rivers —Glorieta —
✓ 42-003-01828 UNIVERSITY A · FIVESTONES ENERGY LLC
0.5 mi
San Andres 4,151'Wichita-Albany 6,832'
✓ 42-003-10401 COWDEN 2-VV · ANDECTOR EXPLORATION COMPANY
0.6 mi
ANHYDRITE, SALT, SAND 1,430'RED BED 1,430'Yates 2,580'ANHYDRITE GYPSUM 2,920'San Andres 4,118'DOLOMITE AND SHALE 4,160'SAND AND DOLOMITE 5,210'Glorieta 5,210'DOLOMITE 5,610'Clear Fork 5,610'SAND AND RED BED —

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
6,905–7,397 ftPerforated
?–5,598 ftPerforated

Casing (2)

SizeSet DepthCement
9.625"252 ft225 sx
5.5"5,799 ft450 sx

Permit History (1)

#881344 Recompletion Final Completion

UNIVERSITY 35A · 7,500 ft

2022-06-23

Spud 2022-06-22

Applications (1)

#881344 A FIVESTONES ENERGY LLC
received 2022-06-20

Records & Logs

3 completion filings on record.

W-2/G-1 2022-09-26
W-2/G-1 2008-11-26
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.

Google Maps → Explorer Map →
Lat 32.105592
Lon -102.754505

Well Details

Well Number
3
Max Depth
7,500 ft
Drill Type
Vertical
County
ANDREWS
District
8
Operator
CAPROCK EXPLORATION INC.

Operator

Location
MONAHANS
P-5 Status
Active (filed 2026-03-06)
Cum Oil (all leases)
549,711 bbl
Cum Gas (all leases)
51,174 mcf
Activities
OPRS/G, OPRS/O
Total Permits
5