42-003-33150

Final Completion

SOUTHLAND ROYALTY -D-

ANDREWS County · District 8 · MARALO LLC · DEEP ROCK (PENN.)

Permits

Max Depth

9,400 ft

First Permit

1982-07-30

Latest Activity

1996-05-01

Lifespan

14 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1982-10-19

Shut-In

—

Plugged

—

EWA / Production operator mismatch

Scheduling: MARALO LLC ≠ Production: HIGHMARK ENERGY OPERATING, LLC (reported 2026-04)

EWA / Permit operator mismatch

Scheduling: MARALO LLC ≠ Permit: MARALO, INC.

Resolved via: production → HIGHMARK ENERGY OPERATING, LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

MARALO, INC. 1993-1998→ MARALO, LLC 1999-2004→ COG OPERATING LLC 2004-2012→ 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.

Formation Tops (1) Elevation 3,160 ft (GL)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
SAN ANDRES	4,219 ft	-1,059 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 (2)

Interval	Type
4,219–4,360 ft	Perforated
8,507–9,361 ft	Perforated

Casing (4)

Size	Set Depth	Cement
10.75"	1,688 ft	1,175 sx
7.625"	5,900 ft	2,600 sx
2.375"	9,316 ft	—
4.5"	9,387 ft	525 sx

Permit History (2)

#447599 Recompletion Final Completion

SOUTHLAND ROYALTY "D" · 8,450 ft

1996-05-01

Spud 1996-04-02

#152811 Drill Final Completion

SOUTHLAND ROYALTY 'D' · 9,400 ft

1982-07-30

Spud 1982-09-03

Applications (2)

#447599 A MARALO, INC.

received 1996-04-29

#152811 A MARALO, INC.

received 1982-07-30

Records & Logs

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

W-2/G-1 1996-05-03 log on file

W-2/G-1 1982-10-26

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: 1
Max Depth: 9,400 ft
Drill Type: Vertical
County: ANDREWS
District: 8
Operator: MARALO LLC
Completed: 1982-10-19

Operator

Name: MARALO, LLC
Location: MIDLAND
P-5 Status: Inactive (filed 2004-10-22)
Cum Oil (all leases): 3,524,855 bbl
Cum Gas (all leases): 1,392,035 mcf
Total Permits: 23