42-391-31743
Final CompletionTOM O'CONNOR (4150 FT. SD.) UNIT
REFUGIO County · District 2 · HILCORP ENERGY COMPANY
Permits
12
Max Depth
6,000 ft
First Permit
1984-07-05
Latest Activity
2013-09-17
Lifespan
29 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
Injection / Disposal
Permitted Volume
6,000 bbl/d
Max Pressure
2,250 psi
Injection Interval
5,758–5,774 ft
Injected (12mo)
—
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (21) Elevation 57 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| LARGARTO (Lagarto) | 1,500 ft | -1,443 ft |
| OAKVILLE | 2,750 ft | -2,693 ft |
| OAKVILLE | 2,900 ft | -2,843 ft |
| CATAHOULA (MIOCENE) (Catahoula) | 3,300 ft | -3,243 ft |
| CATAHOULA(MIOCENE) (Catahoula) | 3,300 ft | -3,243 ft |
| CATAHOUL (MIOCENE) | 3,300 ft | -3,243 ft |
| CATAHOULA | 3,600 ft | -3,543 ft |
| ANAHUAC | 4,100 ft | -4,043 ft |
| ANAHUAC (MIOCENE) (Anahuac) | 4,100 ft | -4,043 ft |
| ANAHUAC(MIOCENE) (Anahuac) | 4,100 ft | -4,043 ft |
| GRETA | 4,300 ft | -4,243 ft |
| FRIO GRETA (OLIGOCENE) (Frio) | 4,365 ft | -4,308 ft |
| FRIO-GRETA (OLIGOCENE (Frio) | 4,365 ft | -4,308 ft |
| FRIO-GRETA (OLIGOCENE) (Frio) | 4,365 ft | -4,308 ft |
| FRIO-GRETA(OLIGOCENE) (Frio) | 4,365 ft | -4,308 ft |
| MIDDLE FRIO (SINTON) (Frio) | 5,000 ft | -4,943 ft |
| UPPER FRIO (Frio) | 5,000 ft | -4,943 ft |
| LOWER FRIO (Frio) | 5,800 ft | -5,743 ft |
| LOWER FRIO (OLIGOCENE) (Frio) | 5,880 ft | -5,823 ft |
| LWER FRIO (OLIGOCENE) | 5,880 ft | -5,823 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 |
|---|---|
| 4,112–4,122 ft | Perforated |
| 4,138–4,154 ft | Perforated |
| 5,098–5,106 ft | Perforated |
| 5,153–5,158 ft | Perforated |
| 5,404–5,412 ft | Perforated |
| 5,506–5,510 ft | Perforated |
| 5,607–5,615 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 10.75" | 1,468 ft | 755 sx |
| 7" | 5,979 ft | 1,410 sx |
Permit History (12)
TOM O'CONNOR (4150 FT. SD.) UNIT · 4,502 ft
2013-09-17
Spud 2013-09-08
HEARD, MRS. FANNIE V. W. · 6,000 ft
2007-05-17
HEARD, FANNIE V. W., MRS. · 6,000 ft
2007-05-17
Spud 2007-08-14
HEARD, MRS. FANNIE V. W. · 6,000 ft
2002-05-17
Spud 2002-06-10
HEARD, FANNIE V. W. MRS. · 6,000 ft
1998-10-16
HEARD, MRS. FANNIE V. W. · 6,000 ft
1995-01-30
Spud 1995-04-28
TOM O'CONNOR(5800 SAND)FLD. UNIT · 6,000 ft
1992-02-27
HEARD, MRS. FANNIE V. W. · 6,000 ft
1992-02-27
HEARD, MRS. FANNIE V. W. · 6,000 ft
1992-02-27
Spud 1992-08-04
O'CONNOR, TOM (5800'FIELD) UNIT · 6,000 ft
1989-07-12
HEARD, FANNIE V. W. MRS. · 6,000 ft
1984-10-02
TOM OCONNOR 5800 SAND FIELD UNIT · 6,000 ft
1984-07-05
Spud 1984-08-18
Applications (12)
Records & Logs
16 completion filings on record · 5 with log images at RRC.
+10 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
- 3105WA
- Max Depth
- 6,000 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