42-391-01180

Final Completion

THOMAS O'CONNOR "C"

REFUGIO County · District 2 · HILCORP ENERGY COMPANY

Permits

4

Max Depth

4,515 ft

First Permit

1993-05-07

Latest Activity

2011-02-24

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

Lease Production

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

Formation Tops (16) Elevation 68 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
LARGARTO (Lagarto)1,500 ft-1,432 ft
LARGARTO (Lagarto)2,750 ft-2,682 ft
OAKVILLE 2,750 ft-2,682 ft
CATAHOULA 3,300 ft-3,232 ft
OAKVILLE 3,300 ft-3,232 ft
ANAHUAC (MIOCENE) (Anahuac)4,100 ft-4,032 ft
CATAHOULA ( MIOCENE) (Catahoula)4,100 ft-4,032 ft
OAKVILLE 4,100 ft-4,032 ft
ANAHUAC 4,365 ft-4,297 ft
ANAHUAC (MIOCENE) (Anahuac)4,365 ft-4,297 ft
FRIO-GRETA (OLIGOCENE) (Frio)4,365 ft-4,297 ft
GRETA 4,515 ft-4,447 ft
LOWER FRIO (OLIG) (Frio)4,515 ft-4,447 ft
CATAHOULA (OLIG) (Catahoula)4,785 ft-4,717 ft
FRIO-GRETA (OLIG) (Frio)4,785 ft-4,717 ft
MIDDLE FRIO (SINTON) (Frio)5,400 ft-5,332 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 (4)

IntervalType
2,381–2,386 ftPerforated
3,464–3,472 ftPerforated
3,506–3,516 ftPerforated
?–4,388 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"1,025 ft400 sx
4.5"4,510 ft650 sx

Records & Logs

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

W-2/G-1 2011-04-07
W-2/G-1 1998-08-10 log on file
W-2/G-1 1998-10-09
W-2/G-1 1993-05-24 log on file
W-2/G-1 1993-07-07
W-2/G-1 1984-01-12

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
66
Max Depth
4,515 ft
Drill Type
Vertical
County
REFUGIO
District
2

Operator

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