42-391-32924
Final CompletionOCONNOR THOS. -B-
REFUGIO County · District 2 · HILCORP ENERGY COMPANY · MARY ELLEN OCONNOR (FS-96)
Permits
5
Max Depth
6,500 ft
First Permit
2009-08-14
Latest Activity
2013-09-27
Lifespan
4 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2010-09-03
Shut-In
—
Plugged
2019-12-17
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
2021-10
Injection / Disposal
Permitted Volume
10,000 bbl/d
Max Pressure
1,375 psi
Injection Interval
3,600–4,100 ft
Injected (12mo)
—
Monthly injected volume (bbl, from H-10 filings through 2019-10-01)
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (11) Elevation 37 ft
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| LARGARTO (Lagarto) | 2,750 ft | -2,713 ft |
| OAKVILLE | 3,300 ft | -3,263 ft |
| CATAHOULA | 3,606 ft | -3,569 ft |
| CATAHOULA (MIOCENE) (Catahoula) | 4,100 ft | -4,063 ft |
| ANAHUAC (MIOCENE) (Anahuac) | 4,365 ft | -4,328 ft |
| FRIO | 4,384 ft | -4,347 ft |
| FRIO-GRETA (OLIGOCENE) (Frio) | 4,785 ft | -4,748 ft |
| MIDDLE FRIO (SINTON) (Frio) | 5,400 ft | -5,363 ft |
| LOWER FRIO (OLIGOCENE) (Frio) | 6,224 ft | -6,187 ft |
| JACKSON/YEGUA (Jackson) | — | — |
| 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 (5)
| Interval | Type |
|---|---|
| 3,950–3,990 ft | Perforated |
| 4,018–4,048 ft | Perforated |
| 4,999–5,008 ft | Perforated |
| 5,462–5,469 ft | Perforated |
| 5,878–5,887 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 1,260 ft | 420 sx |
| 5.5" | 6,224 ft | 1,720 sx |
Permit History (5)
THOMAS O'CONNOR 'B' · 6,224 ft
2013-09-27
Spud 2013-10-02
THOMAS O'CONNOR 'B' · 6,224 ft
2011-07-15
Spud 2011-07-12
THOMAS O'CONNOR "B" · 6,224 ft
2010-08-10
Spud 2010-09-01
THOMAS O'CONNOR "B" · 6,500 ft
2009-08-14
Spud 2009-10-02
THOMAS O'CONNOR "B" · 6,500 ft
2009-08-14
Spud 2009-10-11
Applications (5)
Records & Logs
6 completion filings on record · 2 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.
No GPS coordinates yet
Well Details
- Well Number
- 55
- Max Depth
- 6,500 ft
- Drill Type
- Vertical
- County
- REFUGIO
- District
- 2
- Operator
- HILCORP ENERGY COMPANY
- Completed
- 2010-09-03
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