42-391-01161
Final CompletionO CONNOR THOMAS -C-
REFUGIO County · District 2 · HILCORP ENERGY COMPANY · TOM OCONNOR (5900 SAND)
Permits
6
Max Depth
5,920 ft
First Permit
1988-03-25
Latest Activity
2011-06-23
Lifespan
23 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 (11) Elevation 54 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| LARGARTO (Lagarto) | 1,500 ft | -1,446 ft |
| OAKVILLE | 2,750 ft | -2,696 ft |
| CATAHOULA (MIOCENE) (Catahoula) | 3,300 ft | -3,246 ft |
| CATAHOULA(MIOCENE) (Catahoula) | 3,300 ft | -3,246 ft |
| ANAHUAC (MIOCENE) (Anahuac) | 4,100 ft | -4,046 ft |
| ANAHUAC(MIOCENE) (Anahuac) | 4,100 ft | -4,046 ft |
| FRIO-GRETA (OLIGOCENE) (Frio) | 4,365 ft | -4,311 ft |
| FRIO-GRETA(OLIGOCENE) (Frio) | 4,365 ft | -4,311 ft |
| MIDDLE FRIO (SINTON) (Frio) | 5,000 ft | -4,946 ft |
| LOWER FRIO (OLIGOCENE) (Frio) | 5,880 ft | -5,826 ft |
| NO CHANGE | — | — |
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 |
|---|---|
| 4,106–4,118 ft | Perforated |
| 5,530–5,533 ft | Perforated |
| 5,558–5,562 ft | Perforated |
| 5,580–5,592 ft | Perforated |
| 5,748–5,755 ft | Perforated |
| 5,858–5,866 ft | Perforated |
| ?–5,881 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 762 ft | 150 sx |
| 5" | 5,912 ft | 500 sx |
| 5" | 5,920 ft | 500 sx |
Permit History (6)
TOM O'CONNOR (4150 FT. SD.) UNIT · 5,920 ft
2011-06-23
Spud 2011-07-01
THOMAS O'CONNOR "C" · 5,920 ft
2011-06-23
O'CONNOR, THOMAS "C" · 5,920 ft
2002-07-16
Spud 2002-11-27
O'CONNOR, THOMAS "C" · 5,920 ft
2002-07-16
TOM OCONNOR(5800 SAND)FIELD UNIT · 5,920 ft
1996-01-24
Spud 1996-02-19
O'CONNOR, THOMAS "C" · 5,920 ft
1988-03-25
Applications (6)
Records & Logs
12 completion filings on record · 2 with log images at RRC.
+6 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
- W203A
- Max Depth
- 5,920 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
- 3,436