42-003-31838

Final Completion

UNIVERSITY 15 A

ANDREWS County · District 8 · STEPHENS & JOHNSON OPERATING CO. · FULLERTON

Permits

Max Depth

7,500 ft

First Permit

1979-04-17

Latest Activity

2019-10-25

Lifespan

41 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1979-08-30

Shut-In

—

Plugged

—

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

LIMARK CORPORATION 1993-1998→ RUST OIL CORP. 1998-1999→ RUST OPERATING CO., INC. 1999-2000→ FOSSIL ROCK RESOURCES, INC. 2000-2008→ STEPHENS & JOHNSON OPERATING CO. 2008-2026

Lease Production

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

Formation Tops (4) Elevation 3,281 ft (GL)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
YATES	2,937 ft	+344 ft
SAN ANDRES	4,465 ft	-1,184 ft
UPPER CLEARFORK (Clear Fork)	6,174 ft	-2,893 ft
LOWER CLEARFORK (Clear Fork)	6,860 ft	-3,579 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

✓ 42-003-47820 DUBLIN · LIME ROCK RESOURCES IV-A, L.P.

0.2 mi

Rustler 1,810'Yates 2,990'Seven Rivers 3,230'Queen 3,810'Grayburg 4,210'San Andres 4,530'Glorieta 5,750'Clear Fork 6,240'Tubb 6,710'Holt —Permian (undifferentiated) —

✓ 42-003-31777 UNIVERSITY A · STEPHENS & JOHNSON OPERATING CO.

0.3 mi

Yates 2,800'San Andres 4,450'Clear Fork 6,270'Clear Fork 6,990'

✓ 42-003-43801 UNIVERSITY 'C16' · STEPHENS & JOHNSON OPERATING CO.

0.5 mi

Yates 2,949'San Andres 4,410'Clear Fork 6,116'Clear Fork 6,116'Clear Fork 6,810'Holt —Queen —San Andres —Seven Rivers —Glorieta —Clear Fork —Grayburg —

✓ 42-003-48190 UL 13 AUGUSTA · STRONGHOLD ENERGY II OPER, LLC

0.5 mi

Yates 2,953'Queen 3,758'Grayburg 4,207'Tubb 6,754'Glorieta —Permian (undifferentiated) —Clear Fork —Holt —San Andres —Seven Rivers —

✓ 42-003-47625 UL 13 DUBLIN SA · LIME ROCK RESOURCES IV-A, L.P.

1.2 mi

Yates 3,062'Seven Rivers 3,317'Queen 3,947'Grayburg 4,335'San Andres 4,635'Tubb —Holt —Clear Fork —Permian (undifferentiated) —Glorieta —

✓ 42-003-47612 UL 13 JAFFREY · LIME ROCK RESOURCES IV-A, L.P.

1.3 mi

Yates 3,038'Seven Rivers 3,283'Queen 3,885'Grayburg 4,305'San Andres 4,599'Tubb —Permian (undifferentiated) —Clear Fork —Glorieta —Holt —

✓ 42-003-47757 JAFFREY · LIME ROCK RESOURCES IV-A, L.P.

1.4 mi

Yates 3,045'Seven Rivers 3,300'Queen 3,930'Grayburg 4,318'San Andres 4,618'Permian (undifferentiated) —Holt —Tubb —Clear Fork —Glorieta —

✓ 42-003-48420 UL 13 DOVER · LIME ROCK RESOURCES IV-A, L.P.

1.4 mi

Yates 3,055'Seven Rivers 3,305'Queen 3,881'Grayburg 4,322'San Andres 4,625'Tubb —Permian (undifferentiated) —Clear Fork —Glorieta —Holt —

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)

Interval	Type
4,430–4,544 ft	Perforated
6,950–7,000 ft	Perforated

Casing (5)

Size	Set Depth	Cement
12.25"	1,795 ft	800 sx
8.625"	1,795 ft	800 sx
2.375"	7,000 ft	—
7.875"	7,300 ft	1,600 sx
5.5"	7,300 ft	1,600 sx

Permit History (2)

#858177 Recompletion Final Completion

UNIVERSITY 15 'A' · 7,300 ft

2019-10-25

#46629 Drill Final Completion

UNIVERSITY A · 7,500 ft

1979-04-17

Applications (2)

#858177 A STEPHENS & JOHNSON OPERATING CO.

received 2019-10-18

#46629 A RAM EXPLORATION CO.

received 1979-04-17

Records & Logs

2 completion filings on record.

W-2/G-1 2019-10-28

W-2/G-1 1979-09-07

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 32.388535

Lon -102.757881

Well Details

Well Number: 4
Max Depth: 7,500 ft
Drill Type: Vertical
County: ANDREWS
District: 8
Operator: STEPHENS & JOHNSON OPERATING CO.
Completed: 1979-08-30

Operator

Name: STEPHENS & JOHNSON OPER CO
Location: WICHITA FAL, LS
P-5 Status: Active (filed 2025-06-20)
Cum Oil (all leases): 21,109,087 bbl
Cum Gas (all leases): 56,309,060 mcf
Activities: CSGD/G, OPRS/G, OPRS/O
Total Permits: 360