42-391-30220
Final CompletionOCONNOR THOMAS C
REFUGIO County · District 2 · QUINTANA PET. CORP. · TOM OCONNOR (6600)
Permits
4
Max Depth
6,750 ft
First Permit
2007-12-18
Latest Activity
2012-05-02
Lifespan
4 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1972-07-31
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: QUINTANA PET. CORP. ≠ Production: HILCORP ENERGY COMPANY (reported 2026-04)
EWA / Permit operator mismatch
Scheduling: QUINTANA PET. CORP. ≠ Permit: HILCORP ENERGY COMPANY
Resolved via: production → HILCORP ENERGY COMPANY
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 (16) Elevation 58 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| LARGARTO (Lagarto) | 1,500 ft | -1,442 ft |
| LARGARTO (Lagarto) | 2,750 ft | -2,692 ft |
| OAKVILLE | 2,750 ft | -2,692 ft |
| CATAHOULA (MIOCENE) (Catahoula) | 3,300 ft | -3,242 ft |
| OAKVILLE | 3,300 ft | -3,242 ft |
| ANAHUAC (MIOCENE) (Anahuac) | 4,100 ft | -4,042 ft |
| CATAHOULA (MIOCENE) (Catahoula) | 4,100 ft | -4,042 ft |
| ANAHUAC (MIOCENE) (Anahuac) | 4,365 ft | -4,307 ft |
| FRIO-GRETA (OLIGOCENE) (Frio) | 4,365 ft | -4,307 ft |
| FRIO-GRETA (OLIGOCENE) (Frio) | 4,785 ft | -4,727 ft |
| MIDDLE FRIO (SINTON) (Frio) | 5,000 ft | -4,942 ft |
| MIDDLE FRIO (SINTON) (Frio) | 5,400 ft | -5,342 ft |
| LOWER FRIO (OLIGOCENE) (Frio) | 5,880 ft | -5,822 ft |
| FRIO | 6,750 ft | -6,692 ft |
| LOWER FRIO (OLIGOCENE) (Frio) | 6,750 ft | -6,692 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 (8)
| Interval | Type |
|---|---|
| 5,512–5,518 ft | Perforated |
| 5,761–5,765 ft | Perforated |
| 5,847–5,854 ft | Perforated |
| 5,848–5,854 ft | Perforated |
| 6,221–6,226 ft | Perforated |
| 6,281–6,287 ft | Perforated |
| 6,514–6,522 ft | Perforated |
| ?–6,637 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 1,027 ft | 550 sx |
| 5.5" | 6,722 ft | 2,100 sx |
| 5.5" | 6,722 ft | 2,100 sx |
Permit History (4)
TOM O'CONNOR (5800 SD) FLD. UNIT · 6,750 ft
2012-05-02
Spud 2012-05-17
THOMAS O'CONNOR "C" · 6,750 ft
2010-12-03
Spud 2011-01-10
TOM O'CONNOR (5800 SD) FLD. UNIT · 6,750 ft
2010-12-03
O'CONNOR, THOMAS "C" · 6,750 ft
2007-12-18
Spud 2007-12-10
Applications (4)
Records & Logs
8 completion filings on record · 2 with log images at RRC.
+2 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
- Q278
- Max Depth
- 6,750 ft
- Drill Type
- Vertical
- County
- REFUGIO
- District
- 2
- Operator
- QUINTANA PET. CORP.
- Completed
- 1972-07-31
Operator
- Name
- QUINTANA PET. CORP
- Location
- REFUGIO
- P-5 Status
- Inactive (filed 2000-08-16)
- Cum Oil (all leases)
- 27,323,168 bbl
- Cum Gas (all leases)
- 96,000,536 mcf
- Total Permits
- 1,589