42-391-01550

Final Completion

OCONNOR THOMAS -A-

REFUGIO County · District 2 · HILCORP ENERGY COMPANY · TOM OCONNOR

Permits

Max Depth

5,910 ft

First Permit

2003-10-06

Latest Activity

2015-06-15

Lifespan

12 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

Injection / Disposal

H-1 Injection Cancelled 2015-08-11 UIC #000093951 permitted 2004-03-25

Permitted Volume

6,000 bbl/d

Max Pressure

2,080 psi

Injection Interval

4,160–4,180 ft

Injected (12mo)

—

Monthly injected volume (bbl, from H-10 filings through 2015-09-01)

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 (4) Elevation 50 ft

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
CATAHOULA	3,640 ft	-3,590 ft
FRIO	4,402 ft	-4,352 ft
JACKSON/YEGUA (Jackson)	—	—
NO CHANGE	—	—

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
4,165–4,175 ft	Perforated
?–5,800 ft	Perforated

Casing (2)

Size	Set Depth	Cement
9.625"	1,035 ft	350 sx
5"	5,909 ft	500 sx

Permit History (2)

#807344 Recompletion Final Completion

TOM O'CONNOR (5800 SD) FLD. UNIT · 5,910 ft

2015-06-15

Spud 2015-06-08

#537035 Recompletion

O'CONNOR, THOMAS "A" · 5,910 ft

2003-10-06

Applications (2)

#807344 A HILCORP ENERGY COMPANY

received 2015-06-10

#537035 A HILCORP ENERGY COMPANY

received 2003-10-01

Records & Logs

5 completion filings on record.

W-2/G-1 2015-06-22

W-2/G-1 2005-07-22

W-2/G-1 2004-10-11

W-2/G-1 2005-01-06

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: Q051
Max Depth: 5,910 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: 3,436