42-003-39235

UNIVERSITY "B"

ANDREWS County · District 8 · COG OPERATING LLC

Permits

Max Depth

7,200 ft

First Permit

2004-04-05

Latest Activity

2011-03-09

Lifespan

7 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

—

Shut-In

—

Plugged

—

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1995-02

Last Production

2026-07

Operator History

Chain of Custody

HENRY PETROLEUM CORP. 1995-2001→ HENRY PETROLEUM LP 2001-2008→ COG OPERATING LLC 2009-2012→ LEGACY RESERVES OPERATING LP 2013-2023→ HIGHMARK ENERGY OPERATING, 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 →

Formation Tops (3) Elevation 3,206 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
YATES	2,890 ft	+316 ft
SAN ANDRES	4,500 ft	-1,294 ft
LOWER CLEARFORK (Clear Fork)	6,635 ft	-3,429 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 ↗

Perforations (5)

Interval	Type
6,658–6,666 ft	Perforated
6,773–6,781 ft	Perforated
6,795–6,807 ft	Perforated
6,812–6,882 ft	Perforated
6,888–6,892 ft	Perforated

Casing (2)

Size	Set Depth	Cement
8.625"	1,641 ft	650 sx
5.5"	6,999 ft	1,460 sx

Permit History (3)

#711010 Recompletion

UNIVERSITY "B" · 6,999 ft

2011-03-09

#674658 Recompletion

UNIVERSITY "B" · 6,999 ft

2008-11-17

#544032 Drill Final Completion

SHAFTER LAKE CLEARFORK UNIT · 7,200 ft

2004-04-05

Spud 2004-06-27

Applications (3)

#711010 A COG OPERATING LLC

received 2011-02-25

#674658 A HENRY PETROLEUM LP

received 2008-11-07

#544032 A HENRY PETROLEUM LP

received 2004-04-02

Records & Logs

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

W-2/G-1 2004-08-17 log on file

W-2/G-1 2004-09-29

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 ANDREWS County.

Well Details

Well Number: 3
Max Depth: 7,200 ft
Drill Type: Vertical
County: ANDREWS
District: 8
Operator: COG OPERATING LLC

Operator

Name: COG OPER LLC
Location: MIDLAND
P-5 Status: X (filed 2026-06-02)
Cum Oil (all leases): 645,285,792 bbl
Cum Gas (all leases): 305,183,488 mcf
Activities: OPRS/G, OPRS/O
Total Permits: 4,547