42-391-01166

Final Completion

O CONNOR THOMAS -C-

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

Permits

1

Max Depth

5,910 ft

First Permit

1983-12-01

Latest Activity

1983-12-01

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1983-11-11

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 (7) Elevation 67 ft

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
LARGARTO (Lagarto)1,500 ft-1,433 ft
OAKVILLE 2,750 ft-2,683 ft
CATAHOUA (MIOCENCE)3,300 ft-3,233 ft
ANAHUAC (MIOCENE) (Anahuac)4,100 ft-4,033 ft
FRIO-GRETA (OLIGOCENE) (Frio)4,365 ft-4,298 ft
MIDDLE FRIO (SINTON) (Frio)5,000 ft-4,933 ft
LOWER FRIO (OLIGOCENE) (Frio)5,880 ft-5,813 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
5,512–5,516 ftPerforated
5,832–5,840 ftPerforated
?–5,800 ftPerforated

Casing (3)

SizeSet DepthCement
9.625"702 ft150 sx
9.625"713 ft150 sx
5"5,914 ft500 sx

Permit History (1)

Applications (1)

#223609 A QUINTANA PET. CORP.
received 1983-09-26

Records & Logs

8 completion filings on record.

W-2/G-1 1984-02-02
W-2/G-1 1984-02-02
W-2/G-1 1984-01-09
W-2/G-1 1984-01-09
W-2/G-1 1984-03-13
W-2/G-1 1984-02-02

+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
8L
Max Depth
5,910 ft
Drill Type
Vertical
County
REFUGIO
District
2
Completed
1983-11-11

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
3,430