42-391-31611

Final Completion

O CONNOR THOMAS -C-

REFUGIO County · District 2 · HILCORP ENERGY COMPANY · TOM OCONNOR (5900 SAND)

Permits

4

Max Depth

7,000 ft

First Permit

1982-12-31

Latest Activity

2013-12-05

Lifespan

31 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1983-03-09

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 #000109357 permitted 2019-09-06

Permitted Volume

10,000 bbl/d

Max Pressure

2,800 psi

Injection Interval

5,600–5,814 ft

Injected (12mo)

386,006 bbl

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 (14) Elevation 54 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
CATAHOULA 3,599 ft-3,545 ft
CATAHOULA 3,600 ft-3,546 ft
GRETA 4,300 ft-4,246 ft
FRIO 4,339 ft-4,285 ft
GRETA 4,340 ft-4,286 ft
UPPER FRIO (Frio)5,000 ft-4,946 ft
SINTON SD SERIES5,075 ft-5,021 ft
5500 SD5,510 ft-5,456 ft
5730 SD5,680 ft-5,626 ft
5800 SD5,745 ft-5,691 ft
LOWER FRIO (Frio)5,800 ft-5,746 ft
5900 SD5,840 ft-5,786 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 (4)

IntervalType
5,223–5,226 ftPerforated
5,510–5,517 ftPerforated
5,745–5,765 ftPerforated
5,900–5,908 ftPerforated

Casing (3)

SizeSet DepthCement
10.75"1,531 ft770 sx
2.875"5,868 ft
7"6,113 ft1,320 sx

Records & Logs

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

W-2/G-1 2020-01-09 log on file
W-2/G-1 2014-05-14
W-2/G-1 2013-11-12
W-2/G-1 2011-08-24
W-2/G-1 1983-04-11

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
Q283
Max Depth
7,000 ft
Drill Type
Vertical
County
REFUGIO
District
2
Completed
1983-03-09

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