42-391-01509

Final Completion

OCONNOR THOMAS -A-

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

Permits

3

Max Depth

5,900 ft

First Permit

1978-04-04

Latest Activity

1998-02-26

Lifespan

20 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

Shut-In

Plugged

!

EWA / Permit operator mismatch

Scheduling: HILCORP ENERGY COMPANY ≠ Permit: QUINTANA PET. CORP.

Resolved via: productionHILCORP ENERGY COMPANY

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 (14) Elevation 53 ft

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
LOWER FRIO (OLIG) (Frio)590 ft-537 ft
LARGARTO (Lagarto)1,500 ft-1,447 ft
LARGARTO (Lagarto)2,750 ft-2,697 ft
OAKVILLE 2,750 ft-2,697 ft
CATAHOULA (MIOCENE) (Catahoula)3,300 ft-3,247 ft
OAKVILLE 3,300 ft-3,247 ft
ANAHUAC (MIOCENE) (Anahuac)4,100 ft-4,047 ft
CATAHOULA (MIOCENE) (Catahoula)4,100 ft-4,047 ft
ANAHUAC (MIOCENE) (Anahuac)4,365 ft-4,312 ft
FRIO-GRETA (OLIGOCENE) (Frio)4,365 ft-4,312 ft
FRIO-GRETA (OLIG) (Frio)4,785 ft-4,732 ft
MIDDLE FRIO (SINTON) (Frio)5,000 ft-4,947 ft
MIDDLE FRIO (SINTON) (Frio)5,400 ft-5,347 ft
LOWER FRIO (OLIGOCENE) (Frio)5,880 ft-5,827 ft

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
5,678–5,687 ftPerforated
5,715–5,723 ftPerforated
5,737–5,742 ftPerforated

Casing (5)

SizeSet DepthCement
10.75"558 ft100 sx
9.625"1,045 ft350 sx
2.375"5,564 ft
7"5,680 ft450 sx
5"5,922 ft500 sx

Records & Logs

6 completion filings on record · 2 with log images at RRC.

W-2/G-1 1998-03-25 log on file
W-2/G-1 1998-04-15
W-2/G-1 1993-06-21 log on file
W-2/G-1 1993-07-06
W-2/G-1 1978-05-04
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
Q016
Max Depth
5,900 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
3,439