42-391-01517

THOMAS O'CONNOR "A"

REFUGIO County · District 2 · HILCORP ENERGY COMPANY

Permits

7

Max Depth

5,925 ft

First Permit

1986-04-02

Latest Activity

2010-05-07

Lifespan

24 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

W-14 Disposal Active UIC #000096681 permitted 2006-08-01

Permitted Volume

20,000 bbl/d

Max Pressure

1,800 psi

Injection Interval

3,600–3,925 ft

Injected (12mo)

Monthly injected volume (bbl, from H-10 filings through 2025-11-01)

Lease Production

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

Formation Tops (18) Elevation 55 ft

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
LARGARTO (Lagarto)1,500 ft-1,445 ft
LARGARTO (Lagarto)2,750 ft-2,695 ft
OAKVILLE 2,750 ft-2,695 ft
CATAHOULA (MIOCENE) (Catahoula)3,300 ft-3,245 ft
OAKVILLE 3,300 ft-3,245 ft
CATAHOULA 3,608 ft-3,553 ft
ANAHUAC (MIOCENE) (Anahuac)4,100 ft-4,045 ft
CATAHOULA 4,100 ft-4,045 ft
FRIO 4,341 ft-4,286 ft
ANAHUAC 4,365 ft-4,310 ft
FRIO-GRETA (OLIGOCENE) (Frio)4,365 ft-4,310 ft
FRIO-GRETA (Frio)4,785 ft-4,730 ft
MIDDLE FRIO (SINTON) (Frio)5,000 ft-4,945 ft
MIDDLE FRIO (Frio)5,400 ft-5,345 ft
LOWER FRIO (OLIGOCENE) (Frio)5,880 ft-5,825 ft
LOWER FRIO (Frio)5,925 ft-5,870 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 (8)

IntervalType
3,865–3,925 ftPerforated
4,813–4,825 ftPerforated
5,263–5,277 ftPerforated
5,290–5,295 ftPerforated
5,487–5,494 ftPerforated
5,560–5,568 ftPerforated
5,755–5,761 ftPerforated
5,860–5,866 ftPerforated

Casing (3)

SizeSet DepthCement
10.75"1,048 ft250 sx
9.625"1,048 ft250 sx
5"5,925 ft485 sx

Records & Logs

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

W-2/G-1 2020-03-17
W-2/G-1 2019-04-01
W-2/G-1 2006-12-06 log on file
W-2/G-1 2006-12-28
W-2/G-1 2002-04-10 log on file
W-2/G-1 2002-07-15

+12 more 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
42
Max Depth
5,925 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