42-391-01731

Final Completion

NORDAN L. A. OCONNOR THOMAS EST

REFUGIO County · District 2 · NORDAN & COMPANY · TOM OCONNOR (5800)

Permits

1

Max Depth

4,600 ft

First Permit

1995-11-06

Latest Activity

1995-11-06

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

Shut-In

Plugged

2011-07-13

!

EWA / Production operator mismatch

Scheduling: NORDAN & COMPANY ≠ Production: HILCORP ENERGY COMPANY (reported 2026-04)

!

EWA / Permit operator mismatch

Scheduling: NORDAN & COMPANY ≠ Permit: MELLON OIL UNIT

Resolved via: productionHILCORP ENERGY COMPANY

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

Last Production

2026-07

Injection / Disposal

UIC Permit Plugged 2011-07-28 UIC #000001969

Permitted Volume

Max Pressure

Injection Interval

Injected (12mo)

H-1 Injection Plugged 2011-07-28 UIC #000073845 permitted 1990-12-10

Permitted Volume

5,000 bbl/d

Max Pressure

2,250 psi

Injection Interval

5,784–5,801 ft

Injected (12mo)

Lease Production

Production is reported at the lease level. View production data, decline curves, and history on the lease page.

Formation Tops (5) Elevation 49 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
LAGARTO 1 ft+48 ft
OAKVILLE 2,450 ft-2,401 ft
MIOCENE (Miocene (undifferentiated))2,875 ft-2,826 ft
CATAHOULA 3,615 ft-3,566 ft
GRETA 4,360 ft-4,311 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 (4)

IntervalType
4,365–4,375 ftPerforated
4,387–4,392 ftPerforated
4,402–4,406 ftPerforated
?–3,820 ftPerforated

Casing (2)

SizeSet DepthCement
10.75"1,213 ft
7"5,904 ft

Permit History (1)

Applications (1)

#441137 A MELLON OIL UNIT
received 1995-11-01

Records & Logs

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

W-2/G-1 2007-09-05
W-2/G-1 2001-06-28
W-2/G-1 1997-12-15
W-2/G-1 1996-01-26 log on file
W-2/G-1 1996-02-26
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
26
Max Depth
4,600 ft
Drill Type
Vertical
County
REFUGIO
District
2

Operator

Location
SAN ANTONIO
P-5 Status
Inactive (filed 2004-06-23)
Cum Oil (all leases)
87,915 bbl
Cum Gas (all leases)
— mcf
Total Permits
11