42-391-01732

Final Completion

NORDAN L. A.-OCONNOR THOMAS EST.

REFUGIO County · District 2 · T-C OIL COMPANY LLC · TOM OCONNOR (5900 SAND)

RRC Lookup

Permits

Max Depth

4,500 ft

First Permit

1994-06-22

Latest Activity

1994-06-22

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

—

Shut-In

—

Plugged

2016-04-15

EWA / Production operator mismatch

Scheduling: T-C OIL COMPANY LLC ≠ Production: HILCORP ENERGY COMPANY (reported 2025-12)

EWA / Permit operator mismatch

Scheduling: T-C OIL COMPANY LLC ≠ Permit: MELLON OIL UNIT

Resolved via: production → HILCORP ENERGY COMPANY

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-03

Operator History

Chain of Custody

MELLON OIL UNIT 1993-2004→ NORDAN & COMPANY 1993-1998→ QUINTANA PET. CORP. 1993-2000→ HILCORP ENERGY COMPANY 2000-2025→ T - C OIL COMPANY 2004-2011→ T-C OIL COMPANY, LLC 2012-2015

Lease Production

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

Permit History (1)

#425039 Recompletion Final Completion

MELLON OIL UNIT · 4,500 ft

1994-06-22

Spud 1994-05-13

Permit Applications (1)

#425039 A MELLON OIL UNIT

received 1994-06-20

Well Details

Well Number: 25
Max Depth: 4,500 ft
Drill Type: Vertical
County: REFUGIO
District: 2
Operator: T-C OIL COMPANY LLC

Operator

Name: T-C OIL CO, LLC
Location: REFUGIO
P-5 Status: Y (filed 2025-10-04)
Cum Oil (all leases): 13,457,380 bbl
Cum Gas (all leases): 22,220,596 mcf
Activities: CSGD/P, G/PUR, OPRS/G, OPRS/O
Total Permits: 279

External Links

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