42-391-01485
Final CompletionTHOMAS O'CONNOR 'A'
REFUGIO County · District 2 · HILCORP ENERGY COMPANY
Permits
5
Max Depth
5,916 ft
First Permit
1982-06-29
Latest Activity
2014-05-23
Lifespan
32 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
—
Shut-In
—
Plugged
—
Production Summary Production data is a work in progress — still being validated against RRC filings. Spot something off or have questions? [email protected]
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 (12) Elevation 52 ft
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| LARGARTO (Lagarto) | 1,500 ft | -1,448 ft |
| OAKVILLE | 2,750 ft | -2,698 ft |
| CATAHOULA (MIOCENE (Catahoula) | 3,300 ft | -3,248 ft |
| CATAHOULA (MIOCENE) (Catahoula) | 3,300 ft | -3,248 ft |
| CATAHOULA | 3,615 ft | -3,563 ft |
| ANAHUAC (MIOCENE) (Anahuac) | 4,100 ft | -4,048 ft |
| FRIO-GRETA (OLIGOCENE (Frio) | 4,365 ft | -4,313 ft |
| FRIO-GRETA (OLIGOCENE) (Frio) | 4,365 ft | -4,313 ft |
| FRIO | 4,370 ft | -4,318 ft |
| MIDDLE FRIO (SINTON) (Frio) | 5,000 ft | -4,948 ft |
| LOWER FRIO (OLIGOCENE) (Frio) | 5,880 ft | -5,828 ft |
| JACKSON-YEGUA (Jackson) | — | — |
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 (7)
| Interval | Type |
|---|---|
| 5,084–5,092 ft | Perforated |
| 5,379–5,388 ft | Perforated |
| 5,719–5,727 ft | Perforated |
| 5,719–5,728 ft | Perforated |
| 5,751–5,757 ft | Perforated |
| 5,766–5,774 ft | Perforated |
| 5,860–5,874 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 1,446 ft | 770 sx |
| 5.5" | 5,915 ft | 1,125 sx |
| 5" | 5,915 ft | 1,125 sx |
Permit History (5)
THOMAS O'CONNOR 'A' · 5,916 ft
2014-05-23
Spud 2014-04-21
TOM O'CONNOR (5800 SD) FLD. UNIT · 5,916 ft
2008-07-09
O'CONNOR, THOMAS "A" · 5,916 ft
2002-11-07
Spud 2002-12-06
O'CONNOR, THOMAS "A" · 5,916 ft
1992-04-21
Spud 1992-05-05
0'CONNOR, THOMAS "A" · 5,916 ft
1982-06-29
Spud 1982-07-14
Applications (5)
Records & Logs
9 completion filings on record · 2 with log images at RRC.
+3 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
Well Details
- Well Number
- 3G
- Max Depth
- 5,916 ft
- Drill Type
- Vertical
- County
- REFUGIO
- District
- 2
- Operator
- HILCORP ENERGY COMPANY
Operator
- Name
- HILCORP ENGY CO
- 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
- 3,428