42-391-01333
Final CompletionLAMBERT M. F.
REFUGIO County · District 2 · H & D OPERATING COMPANY · TOM OCONNOR (5900 SAND)
Permits
2
Max Depth
5,915 ft
First Permit
1978-09-08
Latest Activity
1988-07-28
Lifespan
10 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
—
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: H & D OPERATING COMPANY ≠ Production: HILCORP ENERGY COMPANY (reported 2026-04)
EWA / Permit operator mismatch
Scheduling: H & D OPERATING 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
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 50 ft
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| LARGARTO (Lagarto) | 1,500 ft | -1,450 ft |
| OAKVILLE | 2,750 ft | -2,700 ft |
| CATAHOULA (MIOCENE) (Catahoula) | 3,300 ft | -3,250 ft |
| ANAHUAC (MIOCENE) (Anahuac) | 4,100 ft | -4,050 ft |
| FRIO-GRETA (OLIGOCENE) (Frio) | 4,365 ft | -4,315 ft |
| MIDDLE FRIO (SINTON) (Frio) | 5,000 ft | -4,950 ft |
| LOWER FRIO OLIGOCENE (Frio) | 5,880 ft | -5,830 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 (3)
| Interval | Type |
|---|---|
| 4,393–4,396 ft | Perforated |
| 5,765–5,775 ft | Perforated |
| 5,884–? ft | Perforated |
Casing (4)
| Size | Set Depth | Cement |
|---|---|---|
| 10.75" | 582 ft | 350 sx |
| 2.375" | 4,326 ft | — |
| 5" | 5,902 ft | 400 sx |
| 5" | 5,902 ft | 400 sx |
Permit History (2)
Applications (2)
Records & Logs
5 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
- H051
- Max Depth
- 5,915 ft
- Drill Type
- Vertical
- County
- REFUGIO
- District
- 2
- Operator
- H & D OPERATING COMPANY
Operator
- Name
- H & D OPER CO
- Location
- REFUGIO
- P-5 Status
- Inactive (filed 2014-05-21)
- Cum Oil (all leases)
- 3,092,123 bbl
- Cum Gas (all leases)
- 13,380,960 mcf
- Total Permits
- 46