42-391-01473
Final CompletionTHOMAS O'CONNOR 'A'
REFUGIO County · District 2 · HILCORP ENERGY COMPANY
Permits
3
Max Depth
5,950 ft
First Permit
1996-08-06
Latest Activity
2019-02-05
Lifespan
22 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 (10) Elevation 53 ft
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| LARGARTO (Lagarto) | 1,500 ft | -1,447 ft |
| OAKVILLE | 2,750 ft | -2,697 ft |
| CATAHOULA(MIOCENE) (Catahoula) | 3,300 ft | -3,247 ft |
| CATAHOULA | 3,635 ft | -3,582 ft |
| ANAHUAC(MIOCENE) (Anahuac) | 4,100 ft | -4,047 ft |
| FRIO-GRETA(OLIGOCENE) (Frio) | 4,365 ft | -4,312 ft |
| FRIO | 4,398 ft | -4,345 ft |
| MIDDLE FRIO (SINTON) (Frio) | 5,000 ft | -4,947 ft |
| LOWER FRIO (OLIGOCENE) (Frio) | 5,880 ft | -5,827 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 ↗
Offset Well Tops (nearest 8 wells with tops)
What nearby completed wells reported.
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 (3)
| Interval | Type |
|---|---|
| 5,482–5,490 ft | Perforated |
| 5,484–5,494 ft | Perforated |
| ?–5,800 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 1,237 ft | 350 sx |
| 9.625" | 1,237 ft | 350 sx |
| 5" | 5,948 ft | 500 sx |
Permit History (3)
Applications (3)
Records & Logs
4 completion filings on record · 1 with log images at RRC.
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.
Well Details
- Well Number
- 57
- Max Depth
- 5,950 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