42-391-01766

THOMAS O'CONNOR "D"

REFUGIO County · District 2 · HILCORP ENERGY COMPANY

Permits

Max Depth

5,895 ft

First Permit

1986-05-13

Latest Activity

2009-07-03

Lifespan

23 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

UIC Permit Cancelled 1986-08-11 UIC #000001994

Permitted Volume

—

Max Pressure

—

Injection Interval

—

Injected (12mo)

—

Lease Production

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

Formation Tops (8) Elevation 44 ft

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
LARGARTO (Lagarto)	1,500 ft	-1,456 ft
OAKVILLE	2,750 ft	-2,706 ft
CATAHOULA (MIOCENE) (Catahoula)	3,300 ft	-3,256 ft
ANAHUAC (MIOCENE) (Anahuac)	4,100 ft	-4,056 ft
FRIO-GRETA (OLIGOCENE) (Frio)	4,365 ft	-4,321 ft
MIDDLE FRIO (SINTON) (Frio)	5,000 ft	-4,956 ft
LOWER FRIO (OLIGOCENE) (Frio)	5,880 ft	-5,836 ft
SAME	—	—

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
4,207–4,219 ft	Perforated
4,963–4,976 ft	Perforated
5,870–5,890 ft	Perforated
?–5,890 ft	Perforated

Casing (2)

Size	Set Depth	Cement
9.625"	1,242 ft	350 sx
5.5"	5,893 ft	1,000 sx

Permit History (3)

#682428 Recompletion

THOMAS O'CONNOR "D" · 5,895 ft

2009-07-03

#534760 Recompletion Final Completion

O'CONNOR, THOMAS "D" · 5,895 ft

2003-08-05

Spud 2003-09-09

#302112 Recompletion Final Completion

O'CONNOR, THOMAS "D" · 5,895 ft

1986-05-13

Applications (3)

#682428 A HILCORP ENERGY COMPANY

received 2009-06-23

#534760 A HILCORP ENERGY COMPANY

received 2003-07-30

#302112 A QUINTANA PET. CORP.

received 1986-05-12

Records & Logs

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

W-2/G-1 2003-09-29 log on file

W-2/G-1 2004-01-30

W-2/G-1 1986-07-28 log on file

W-2/G-1 1986-09-30

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: 9
Max Depth: 5,895 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