42-391-01510

Final Completion

OCONNOR THOMAS -A-

REFUGIO County · District 2 · HILCORP ENERGY COMPANY · TOM OCONNOR (5900 SAND)

Permits

Max Depth

5,925 ft

First Permit

2007-08-03

Latest Activity

2010-09-08

Lifespan

3 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2007-07-23

Shut-In

—

Plugged

—

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Injection / Disposal

H-1 Injection Active UIC #000092237 permitted 2002-06-14

Permitted Volume

5,000 bbl/d

Max Pressure

2,000 psi

Injection Interval

5,770–5,830 ft

Injected (12mo)

—

Monthly injected volume (bbl, from H-10 filings through 2025-09-01)

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 (1) Elevation 52 ft

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
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 (4)

Interval	Type
5,789–5,794 ft	Perforated
5,894–5,902 ft	Perforated
5,913–5,921 ft	Perforated
?–5,800 ft	Perforated

Casing (2)

Size	Set Depth	Cement
10.75"	496 ft	100 sx
7"	5,730 ft	450 sx

Permit History (2)

#701591 Recompletion Final Completion

TOM O'CONNOR (5800 SD) FLD. UNIT · 5,925 ft

2010-09-08

Spud 2010-09-20

#643142 Recompletion Final Completion

O'CONNOR, THOMAS "A" · 5,890 ft

2007-08-03

Spud 2007-07-18

Applications (2)

#701591 A HILCORP ENERGY COMPANY

received 2010-09-01

#643142 A HILCORP ENERGY COMPANY

received 2007-07-24

Records & Logs

4 completion filings on record · 2 with log images at RRC.

W-2/G-1 2010-09-30 log on file

W-2/G-1 2007-08-20 log on file

W-2/G-1 2007-09-27

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: Q018
Max Depth: 5,925 ft
Drill Type: Vertical
County: REFUGIO
District: 2
Operator: HILCORP ENERGY COMPANY
Completed: 2007-07-23

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