42-391-31705
Final CompletionWILLIAMS MAUDE ETAL -A-
REFUGIO County · District 2 · HILCORP ENERGY COMPANY · LAKE PASTURE (H-440 SAND)
Permits
2
Max Depth
4,650 ft
First Permit
1984-02-01
Latest Activity
1995-11-15
Lifespan
12 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1984-03-07
Shut-In
—
Plugged
—
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
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (13) Elevation 58 ft
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| RECENT (WATER SANDS) | 1 ft | +57 ft |
| LAGARTA | 1,400 ft | -1,342 ft |
| LARGARTO (Lagarto) | 1,500 ft | -1,442 ft |
| OAKVILLE | 2,750 ft | -2,692 ft |
| OAKVILLE | 2,800 ft | -2,742 ft |
| CATAHOULA MIOCENE (Catahoula) | 3,300 ft | -3,242 ft |
| CATAHOULA | 3,500 ft | -3,442 ft |
| ANAGUAC | 4,050 ft | -3,992 ft |
| ANAHUAC MIOCENE (Anahuac) | 4,100 ft | -4,042 ft |
| GRETA | 4,300 ft | -4,242 ft |
| FRIO GRETA OLIGOCENE (Frio) | 4,636 ft | -4,578 ft |
| LOWER FRIO OLIGOCENE (Frio) | — | — |
| MIDDLE FRIO SINTON (Frio) | — | — |
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 (2)
| Interval | Type |
|---|---|
| 4,139–4,151 ft | Perforated |
| 4,498–4,502 ft | Perforated |
Casing (5)
| Size | Set Depth | Cement |
|---|---|---|
| 16" | 40 ft | — |
| 9.625" | 1,536 ft | 740 sx |
| 9.625" | 1,536 ft | 740 sx |
| 5.5" | 4,632 ft | 1,030 sx |
| 5.5" | 4,632 ft | 1,030 sx |
Permit History (2)
Applications (2)
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
- D123
- Max Depth
- 4,650 ft
- Drill Type
- Vertical
- County
- REFUGIO
- District
- 2
- Operator
- HILCORP ENERGY COMPANY
- Completed
- 1984-03-07
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
- 3,439