42-391-00697

Final Completion

TOM OCONNOR (5800 SD) FLD. UNIT

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

Permits

2

Max Depth

5,925 ft

First Permit

1989-10-23

Latest Activity

2014-12-02

Lifespan

25 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1990-02-12

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 (11) Elevation 55 ft

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
LARGARTO (Lagarto)1,500 ft-1,445 ft
OAKVILLE 2,750 ft-2,695 ft
CATAHOULA (MIOCENE) (Catahoula)3,300 ft-3,245 ft
CATAHOULA 3,575 ft-3,520 ft
ANAHUAC (MIOCENE) (Anahuac)4,100 ft-4,045 ft
FRIO 4,320 ft-4,265 ft
FRIO-GRETA (OLIGOCENE) (Frio)4,365 ft-4,310 ft
MIDDLE FRIO (SINTON) (Frio)5,000 ft-4,945 ft
LOWER FRIO (OLIGOCENE) (Frio)5,880 ft-5,825 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 (2)

IntervalType
5,732–5,737 ftPerforated
5,847–5,859 ftPerforated

Casing (2)

SizeSet DepthCement
9.625"1,045 ft350 sx
5"3,789 ft500 sx

Permit History (2)

Applications (2)

#800674 A HILCORP ENERGY COMPANY
received 2014-11-21
#365408 A QUINTANA PET. CORP.
received 1989-10-20

Records & Logs

7 completion filings on record · 3 with log images at RRC.

W-2/G-1 2014-12-15
W-2/G-1 2005-05-18
W-2/G-1 1990-03-05 log on file
W-2/G-1 1990-03-05 log on file
W-2/G-1 1990-04-13 log on file
W-2/G-1 1990-03-15

+1 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
38
Max Depth
5,925 ft
Drill Type
Vertical
County
REFUGIO
District
2
Completed
1990-02-12

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