42-391-31329

Final Completion

O CONNOR M. E.

REFUGIO County · District 2 · T-C OIL COMPANY LLC · WOODSBORO SOUTH (5950)

Permits

Max Depth

6,100 ft

First Permit

1979-05-25

Latest Activity

2017-11-14

Lifespan

38 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1979-06-30

Shut-In

—

Plugged

2020-02-24

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

FISCHER OPERATING CORPORATION 1993-1998→ FREEMAN, JAMES C. 1993-1999→ WEST TEXAS OPERATING COMPANY,LLC 1998-1999→ CORE ENERGY CORPORATION 1999-1999→ CORE E & P CORP. 1999-2002→ ACOCK ENGINEERING & ASSOC., INC. 1999-2002→ CHOICE EXPLORATION, INC. 2000-2001→ WILD CAT OPERATING COMPANY 2002-2003→ ACOCK/ANAQUA OPERATING CO., LC 2002-2004→ SISTERS OPERATING COMPANY 2004-2005→ ACOCK/ANAQUA OPERATING CO., LP 2004-2015→ DOLPHIN PETROLEUM 2005-2008→ DOLPHIN PETROLEUM, LP 2008-2011→ O'CONNOR ENERGY MANAGEMENT, LLC 2015-2017→ T-C OIL COMPANY, LLC 2017-2019

Lease Production

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

Formation Tops (3) Elevation 33 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
CATAHOULA	3,543 ft	-3,510 ft
GRETA	4,390 ft	-4,357 ft
FRIO	4,950 ft	-4,917 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 ↗

Offset Well Tops (nearest 8 wells with tops)

What nearby completed wells reported.

Cross-section

✓ 42-391-33236 JIMMIE C MORGAN · DOUBLE PLAY OIL & GAS, INC

2.0 mi

Catahoula 3,730'Frio 4,550'Jackson —

✓ 42-391-33193 WOOD RIVER RANCH 'B' · KEBO OIL & GAS, INC.

2.1 mi

Catahoula 3,352'Frio 4,438'Jackson —

✓ 42-391-32879 SCHIRMER, HENRY · SE USA OPERATING, INC.

2.2 mi

Catahoula 3,560'GRETTA 4,480'SINTON 5,380'

✓ 42-391-33228 WOOD RIVER RANCH 'B' · KEBO OIL & GAS, INC.

2.6 mi

Catahoula 2,840'Frio 5,192'Jackson —

✓ 42-391-32156 SCHIRMER, HENRY · SIMRAY OIL & GAS, INC.

2.6 mi

Greta 4,494'Frio 5,118'

✓ 42-391-32432 SCHIRMER-BUCK 'A' UNIT · REMORA MANAGEMENT, LLC

2.8 mi

Catahoula 3,570'Catahoula 3,570'Greta 4,470'GRETTA 4,470'Frio 4,470'Jackson 5,330'SINTON 5,330'

✓ 42-391-32370 SHELTON, F. BEN ET AL · PALOMA OPERATING, LLC

3.0 mi

Frio 2,760'Catahoula 3,520'Greta 4,170'

✓ 42-391-33287 MITCHELL HEIRS · PALOMA OPERATING, LLC

3.2 mi

Catahoula 3,572'Frio 4,290'Jackson 5,104'

Nearest wells within 10 mi (surface locations). Click wells to select them, then open the cross-section to compare tops side by side (max 6 wells per section, including this one).

Perforations (2)

Interval	Type
4,180–4,184 ft	Perforated
5,936–5,941 ft	Perforated

Casing (3)

Size	Set Depth	Cement
8.625"	1,225 ft	585 sx
2.375"	5,872 ft	—
4.5"	6,090 ft	465 sx

Permit History (2)

#832866 Recompletion Final Completion

M. E. O'CONNOR · 5,883 ft

2017-11-14

Spud 2017-10-20

#49335 Drill Final Completion

O'CONNOR, M. E. · 6,100 ft

1979-05-25

Applications (2)

#832866 A T-C OIL COMPANY, LLC

received 2017-11-07

#49335 A LA ROSA CORPORATION

received 1979-05-25

Records & Logs

2 completion filings on record.

W-2/G-1 2017-11-22

W-2/G-1 1979-07-11

Completion packets + logs ↗ Wellbore 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.

Google Maps → Explorer Map →

Lat 28.229921

Lon -97.266765

Well Details

Well Number: 8
Max Depth: 6,100 ft
Drill Type: Vertical
County: REFUGIO
District: 2
Operator: T-C OIL COMPANY LLC
Completed: 1979-06-30

Operator

Name: T-C OIL CO, LLC
Location: REFUGIO
P-5 Status: Active (filed 2025-12-03)
Cum Oil (all leases): 13,683,333 bbl
Cum Gas (all leases): 22,912,895 mcf
Activities: CSGD/P, G/PUR, OPRS/G, OPRS/O
Total Permits: 282