42-391-00524

Final Completion

TOM O'CONNOR (4150 FT. SD.) UNIT

REFUGIO County · District 2 · HILCORP ENERGY COMPANY

Permits

3

Max Depth

6,000 ft

First Permit

1990-12-27

Latest Activity

2005-09-15

Lifespan

15 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 Active UIC #000094786 permitted 2005-01-06

Permitted Volume

10,000 bbl/d

Max Pressure

2,000 psi

Injection Interval

4,130–4,177 ft

Injected (12mo)

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

Lease Production

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

Formation Tops (8) Elevation 58 ft

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
LARGARTO (Lagarto)1,500 ft-1,442 ft
OAKVILLE 2,750 ft-2,692 ft
CATAHOULA (MIOCENE) (Catahoula)3,300 ft-3,242 ft
ANAHUAC (MIOCENE) (Anahuac)4,100 ft-4,042 ft
FRIO-GRETA (OLIGOCENE) (Frio)4,365 ft-4,307 ft
MIDDLE FRIO (SINTON) (Frio)5,000 ft-4,942 ft
LOWER FRIO (OLIGOCENE) (Frio)5,880 ft-5,822 ft
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 (3)

IntervalType
4,150–4,160 ftPerforated
4,177–4,192 ftPerforated
?–4,402 ftPerforated

Casing (2)

SizeSet DepthCement
9.625"1,137 ft400 sx
5.5"5,981 ft540 sx

Records & Logs

5 completion filings on record · 1 with log images at RRC.

W-2/G-1 2005-10-03
W-2/G-1 2006-01-17
W-2/G-1 1993-02-26 log on file
W-2/G-1 1993-06-30
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
W924A
Max Depth
6,000 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