42-391-32943

Final Completion

TOM OCONNOR (5800 SD) FLD. UNIT

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

Permits

3

Max Depth

6,400 ft

First Permit

2010-01-29

Latest Activity

2016-12-15

Lifespan

7 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2013-08-22

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 51 ft

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
LARGARTO (Lagarto)2,750 ft-2,699 ft
OAKVILLE 2,900 ft-2,849 ft
OAKVILLE 3,300 ft-3,249 ft
CATAHOULA 3,600 ft-3,549 ft
CATAHOULA 3,661 ft-3,610 ft
ANAHUAC 4,100 ft-4,049 ft
CATAHOULA 4,100 ft-4,049 ft
GRETA 4,300 ft-4,249 ft
ANAHUAC 4,365 ft-4,314 ft
FRIO 4,411 ft-4,360 ft
FRIO-GRETA (Frio)4,785 ft-4,734 ft
UPPER FRIO (Frio)5,000 ft-4,949 ft
MIDDLE FRIO (Frio)5,400 ft-5,349 ft
LOWER FRIO (Frio)5,800 ft-5,749 ft
LOWER FRIO (Frio)6,215 ft-6,164 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 (6)

IntervalType
4,196–4,202 ftPerforated
5,748–5,754 ftPerforated
5,778–5,782 ftPerforated
5,808–5,814 ftPerforated
5,862–5,866 ftPerforated
5,890–5,898 ftPerforated

Casing (2)

SizeSet DepthCement
9.625"1,500 ft610 sx
5.5"6,215 ft1,385 sx

Records & Logs

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

W-2/G-1 2017-10-06
W-2/G-1 2017-03-28
W-2/G-1 2016-06-17
W-2/G-1 2013-08-29
W-2/G-1 2010-06-18 log on file
W-2/G-1 2010-09-08

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
83
Max Depth
6,400 ft
Drill Type
Vertical
County
REFUGIO
District
2
Completed
2013-08-22

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