42-321-31235

OHIO-SUN UNIT

MATAGORDA County · District 3 · PREMIER NATURAL RESOURCES, LLC

Permits

Max Depth

8,560 ft

First Permit

1982-03-26

Latest Activity

2009-10-23

Lifespan

28 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

—

Shut-In

—

Plugged

—

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

MARATHON OIL COMPANY 1993-2002→ COMSTOCK OIL & GAS, INC. 2002-2004→ COMSTOCK OIL & GAS, LP 2004-2008→ PREMIER NATURAL RESOURCES, LLC 2009-2010→ ALLEGIANT RESOURCES, LLC 2020-2022

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 (4) Elevation 52 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
MIOCENE (Miocene (undifferentiated))	2,000 ft	-1,948 ft
MIOCENE (Miocene (undifferentiated))	2,500 ft	-2,448 ft
ANAHUAC	5,500 ft	-5,448 ft
FRIO	6,500 ft	-6,448 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 (3)

Interval	Type
8,184–8,206 ft	Perforated
8,324–8,329 ft	Perforated
8,375–8,379 ft	Perforated

Casing (4)

Size	Set Depth	Cement
8.625"	2,625 ft	1,100 sx
2.875"	8,198 ft	—
5.5"	8,243 ft	1,100 sx
5.5"	8,560 ft	1,100 sx

Permit History (3)

#686362 Recompletion

OHIO-SUN UNIT · 8,560 ft

2009-10-23

#338830 Recompletion Final Completion

OHIO-SUN UNIT · 8,560 ft

1987-11-16

#154894 Drill Final Completion

OHIO-SUN UNIT · 8,500 ft

1982-03-26

Spud 1982-06-01

Applications (3)

#686362 A PREMIER NATURAL RESOURCES, LLC

received 2009-10-20

#338830 A MARATHON OIL COMPANY

received 1987-11-13

#154894 A MARATHON OIL COMPANY

received 1982-03-26

Records & Logs

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

W-2/G-1 1987-12-17 log on file

W-2/G-1 1987-12-30

W-2/G-1 1986-09-12

W-2/G-1 1986-09-20

W-2/G-1 1984-07-24

+1 more filings

Completion packets + logs ↗ Wellbore filings ↗

Completion packets open directly (post-2011 filings include attached logs). Log images 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 MATAGORDA County.

Well Details

Well Number: 5L
Max Depth: 8,560 ft
Drill Type: Vertical
County: MATAGORDA
District: 3
Operator: PREMIER NATURAL RESOURCES, LLC

Operator

Name: PREMIER NATURAL RES, LLC
Location: TULSA
P-5 Status: Inactive (filed 2018-03-12)
Cum Oil (all leases): 647,497 bbl
Cum Gas (all leases): 6,973,859 mcf
Total Permits: 51