42-391-03784

Final Completion

TOM OCONNOR (5800 SD) FLD. UNIT

REFUGIO County · District 2 · HILCORP ENERGY COMPANY · TOM OCONNOR (5800)

Permits

3

Max Depth

6,500 ft

First Permit

1984-11-19

Latest Activity

2016-04-20

Lifespan

31 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1984-04-25

Shut-In

Plugged

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

Last Production

2026-07

Injection / Disposal

H-1 Injection Cancelled 1995-02-17 UIC #000051626 permitted 1984-05-04

Permitted Volume

6,000 bbl/d

Max Pressure

1,500 psi

Injection Interval

5,891–5,900 ft

Injected (12mo)

Lease Production

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

Formation Tops (13) Elevation 57 ft

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
LARGARTO (Lagarto)1,500 ft-1,443 ft
LARGARTO (Lagarto)1,619 ft-1,562 ft
OAKVILLE 2,664 ft-2,607 ft
OAKVILLE 2,750 ft-2,693 ft
CATAHOULA (MIOCENE) (Catahoula)3,300 ft-3,243 ft
CATAHOULA 3,719 ft-3,662 ft
ANAHUAC (MIOCENE) (Anahuac)4,100 ft-4,043 ft
FRIO-GRETA (OLIGOCENE) (Frio)4,365 ft-4,308 ft
FRIO 4,471 ft-4,414 ft
MIDDLE FRIO (SINTON) (Frio)5,000 ft-4,943 ft
LOWER FRIO (OLIGOCENE) (Frio)5,880 ft-5,823 ft
LOWER FRIO(OLIGOCENE) (Frio)5,880 ft-5,823 ft
JACKSON/YEGUA (Jackson)

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
2,063–2,069 ftPerforated
2,834–2,839 ftPerforated
5,891–5,900 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"1,017 ft400 sx
4.5"6,004 ft750 sx

Records & Logs

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

W-2/G-1 2016-09-29
W-2/G-1 1992-10-28 log on file
W-2/G-1 1993-02-10
W-2/G-1 1986-06-24
W-2/G-1 1985-02-05
W-2/G-1 1985-02-05

+2 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
36
Max Depth
6,500 ft
Drill Type
Vertical
County
REFUGIO
District
2
Completed
1984-04-25

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
3,436