42-391-31898
Final CompletionO CONNOR THOMAS -C-
REFUGIO County · District 2 · HILCORP ENERGY COMPANY · TOM OCONNOR (5900 SAND)
Permits
7
Max Depth
8,500 ft
First Permit
1985-11-22
Latest Activity
2014-11-13
Lifespan
29 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1986-01-22
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
10,000 bbl/d
Max Pressure
2,000 psi
Injection Interval
5,525–5,555 ft
Injected (12mo)
—
Monthly injected volume (bbl, from H-10 filings through 2016-11-01)
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (22) Elevation 55 ft
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| LARGARTO (Lagarto) | 1,500 ft | -1,445 ft |
| SURFACE SAND CLAY | 1,500 ft | -1,445 ft |
| LARGARTO (Lagarto) | 2,750 ft | -2,695 ft |
| OAKVILLE | 2,750 ft | -2,695 ft |
| CATAHOULA (MIOCENE) (Catahoula) | 3,300 ft | -3,245 ft |
| CATAHOULA MIOCENE (Catahoula) | 3,300 ft | -3,245 ft |
| OAKVILLE | 3,300 ft | -3,245 ft |
| CATAHOULOA | 3,580 ft | -3,525 ft |
| ANAHUAC (MIOCENE) (Anahuac) | 4,100 ft | -4,045 ft |
| CATAHOULA | 4,100 ft | -4,045 ft |
| FRIO | 4,300 ft | -4,245 ft |
| ANAHUAC | 4,365 ft | -4,310 ft |
| FRIO-GRETA (OLIGOCENE) (Frio) | 4,365 ft | -4,310 ft |
| FRIO GRETA (Frio) | 4,785 ft | -4,730 ft |
| FRIO-GRETA (Frio) | 4,785 ft | -4,730 ft |
| MIDDLE FRIO (SINTON) (Frio) | 5,000 ft | -4,945 ft |
| MIDDLE FRIO (Frio) | 5,400 ft | -5,345 ft |
| LOWER FRIO (OLIGOCENE) (Frio) | 5,880 ft | -5,825 ft |
| LOWER FIOR | 8,078 ft | -8,023 ft |
| LOWER FRIO (Frio) | 8,078 ft | -8,023 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 (10)
| Interval | Type |
|---|---|
| 5,252–5,262 ft | Perforated |
| 5,265–5,268 ft | Perforated |
| 5,270–5,280 ft | Perforated |
| 5,485–5,496 ft | Perforated |
| 5,515–5,520 ft | Perforated |
| 5,531–5,541 ft | Perforated |
| 5,585–5,592 ft | Perforated |
| 5,700–5,707 ft | Perforated |
| 5,775–5,785 ft | Perforated |
| 5,809–5,817 ft | Perforated |
Casing (4)
| Size | Set Depth | Cement |
|---|---|---|
| 10.75" | 1,527 ft | 805 sx |
| 10.75" | 1,527 ft | 805 sx |
| 7" | 6,104 ft | 1,350 sx |
| 7" | 6,104 ft | 1,350 sx |
Permit History (7)
THOMAS O'CONNOR 'C' · 8,078 ft
2014-11-13
Spud 2014-11-05
TOM O'CONNOR(5600 FOOT SAND)UNIT · 8,078 ft
2008-08-07
Spud 2008-07-28
O'CONNOR, THOMAS "C" · 8,078 ft
2008-06-12
Spud 2008-05-27
O'CONNOR, THOMAS "C" · 8,078 ft
2005-06-17
Spud 2005-05-31
O'CONNOR, THOMAS "C" · 8,078 ft
2001-01-16
Spud 2001-01-13
TOM O'CONNOR(5800'SD)FIELD UNIT · 8,078 ft
1989-01-04
O'CONNOR, THOMAS "C" · 8,500 ft
1985-11-22
Applications (7)
Records & Logs
17 completion filings on record · 7 with log images at RRC.
+11 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
- 89
- Max Depth
- 8,500 ft
- Drill Type
- Vertical
- County
- REFUGIO
- District
- 2
- Operator
- HILCORP ENERGY COMPANY
- Completed
- 1986-01-22
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