42-391-01410
UTOM OCONNOR (5800 SD) FLD. UNIT
REFUGIO County · District 2 · HILCORP ENERGY COMPANY · TOM OCONNOR (5800)
Permits
1
Max Depth
5,900 ft
First Permit
1990-05-22
Latest Activity
1990-05-22
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
—
Shut-In
—
Plugged
2012-09-18
EWA / Permit operator mismatch
Scheduling: HILCORP ENERGY COMPANY ≠ Permit: QUINTANA PET. CORP.
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
Injection / Disposal
Permitted Volume
5,500 bbl/d
Max Pressure
200 psi
Injection Interval
3,900–3,930 ft
Injected (12mo)
—
Operator History
Chain of Custody
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (7) Elevation 67 ft (KB)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| LARGARTO (Lagarto) | 1,500 ft | -1,433 ft |
| OAKVILLE | 2,750 ft | -2,683 ft |
| CATAHOULA (MIOCENE) (Catahoula) | 3,300 ft | -3,233 ft |
| ANAHUAC (MIOCENE) (Anahuac) | 4,100 ft | -4,033 ft |
| FRIO-GRETA (OLIGOCENE) (Frio) | 4,365 ft | -4,298 ft |
| MIDDLE FRIO (SINTON) (Frio) | 5,000 ft | -4,933 ft |
| LOWER FRIO (OLIGOCENE) (Frio) | 5,880 ft | -5,813 ft |
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 (1)
| Interval | Type |
|---|---|
| 3,900–3,930 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 10.75" | 568 ft | 300 sx |
| 10.75" | 568 ft | 300 sx |
| 5" | 5,900 ft | 350 sx |
Permit History (1)
Applications (1)
Records & Logs
4 completion filings on record · 1 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
- H042
- Max Depth
- 5,900 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