42-105-34490

Final Completion

SHANNON ESTATE 1

CROCKETT County · District 7 · LAGUNA PETROLEUM CORPORATION · ESCONDIDO S. (STRAWN LOWER)

Permits

Max Depth

8,500 ft

First Permit

1983-05-18

Latest Activity

1988-09-08

Lifespan

5 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1983-10-18

Shut-In

—

Plugged

1991-10-17

EWA / Production operator mismatch

Scheduling: LAGUNA PETROLEUM CORPORATION ≠ Production: EPIC PERMIAN OPERATING, LLC (reported 2021-08)

Resolved via: scheduling → LAGUNA PETROLEUM CORPORATION

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2025-12

Operator History

Chain of Custody

LAGUNA PETROLEUM CORPORATION 1993-2002→ SUMMIT EXPLORATION, L.L.C. 2002-2006→ UNIT PETROLEUM COMPANY 2006-2018→ EPIC PERMIAN OPERATING, LLC 2018-2021

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 2,556 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
TOP STRAWN (Strawn)	7,695 ft	-5,139 ft
PENN DETRITAL (Pennsylvanian)	8,341 ft	-5,785 ft
DEVONIAN	8,360 ft	-5,804 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
7,697–7,958 ft	Perforated
8,341–8,355 ft	Perforated

Casing (3)

Size	Set Depth	Cement
8.625"	1,203 ft	400 sx
2.375"	8,066 ft	—
4.5"	8,408 ft	800 sx

Permit History (2)

#350892 Recompletion Final Completion

SHANNON ESTATE · 7,995 ft

1988-09-08

#195421 Drill Final Completion

SHANNON ESTATE 1 · 8,500 ft

1983-05-18

Spud 1983-08-31

Applications (2)

#350892 A LAGUNA PETROLEUM CORPORATION

received 1988-09-06

#195421 A STRINGER OIL & GAS

received 1983-05-18

Records & Logs

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

W-2/G-1 1988-09-27 log on file

W-2/G-1 1988-10-08

W-2/G-1 1983-10-26

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 CROCKETT County.

Well Details

Well Number: 3
Max Depth: 8,500 ft
Drill Type: Vertical
County: CROCKETT
District: 7
Operator: LAGUNA PETROLEUM CORPORATION
Completed: 1983-10-18

Operator

Name: LAGUNA PETRO CORP
Location: HOUSTON
P-5 Status: X (filed 2026-06-05)
Cum Oil (all leases): 4,845,785 bbl
Cum Gas (all leases): 1,107,127 mcf
Activities: OPRS/O
Total Permits: 105