42-391-01549

Final Completion

OCONNOR THOMAS -A-

REFUGIO County · District 2 · HILCORP ENERGY COMPANY · TOM OCONNOR (5800)

Permits

Max Depth

5,965 ft

First Permit

1992-05-14

Latest Activity

2010-09-10

Lifespan

18 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

QUINTANA PET. CORP. 1993-2000→ HILCORP ENERGY COMPANY 2000-2026

Lease Production

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

Formation Tops (8) Elevation 49 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
LARGARTO (Lagarto)	1,500 ft	-1,451 ft
OAKVILLE	2,750 ft	-2,701 ft
CATAHOULA (MIOCENE) (Catahoula)	3,300 ft	-3,251 ft
ANAHUAC (MIOCENE) (Anahuac)	4,100 ft	-4,051 ft
FRIO-GRETA (OLIGOCENE) (Frio)	4,365 ft	-4,316 ft
MIDDLE FRIO (SINTON) (Frio)	5,000 ft	-4,951 ft
LOWER FRIO (OLIGOCENE) (Frio)	5,880 ft	-5,831 ft
FRIO	5,965 ft	-5,916 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
5,866–5,871 ft	Perforated
5,908–5,914 ft	Perforated
?–5,800 ft	Perforated

Casing (3)

Size	Set Depth	Cement
9.625"	1,049 ft	350 sx
5"	5,962 ft	500 sx
5"	5,963 ft	500 sx

Permit History (2)

#701740 Recompletion Final Completion

TOM O'CONNOR (5800 SD) FLD. UNIT · 5,965 ft

2010-09-10

Spud 2010-10-26

#399249 Recompletion Final Completion

O'CONNOR, THOMAS "A" · 5,965 ft

1992-05-14

Spud 1992-05-26

Applications (2)

#701740 A HILCORP ENERGY COMPANY

received 2010-09-03

#399249 A QUINTANA PET. CORP.

received 1992-05-13

Records & Logs

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

W-2/G-1 2011-11-15

W-2/G-1 1992-07-06 log on file

W-2/G-1 1992-07-30

W-2/G-1 1984-01-12

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 REFUGIO County.

Well Details

Well Number: Q049
Max Depth: 5,965 ft
Drill Type: Vertical
County: REFUGIO
District: 2
Operator: HILCORP ENERGY COMPANY

Operator

Name: HILCORP ENGY CO
Location: HOUSTON
P-5 Status: X (filed 2026-03-27)
Cum Oil (all leases): 75,699,281 bbl
Cum Gas (all leases): 1,779,939,645 mcf
Activities: CSGD/G, CSGD/P, G/PUR, GTHS/C, GTHS/G, GTHS/O, OPRS/G, OPRS/O
Total Permits: 3,428