42-391-31770
Final CompletionMAUDE WILLIAMS ET AL 'A'
REFUGIO County · District 2 · HILCORP ENERGY COMPANY
Permits
4
Max Depth
6,110 ft
First Permit
1984-08-22
Latest Activity
2020-03-10
Lifespan
36 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
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (10) Elevation 56 ft
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| LARGARTO (Lagarto) | 1,500 ft | -1,444 ft |
| OAKVILLE | 2,750 ft | -2,694 ft |
| CATAHOULA (MIOCENE) (Catahoula) | 3,300 ft | -3,244 ft |
| CATAHOULA | 3,676 ft | -3,620 ft |
| ANAHUAC (MIOCENE) (Anahuac) | 4,100 ft | -4,044 ft |
| FRIO | 4,361 ft | -4,305 ft |
| FRIO-GRETA (OLIGOCENE) (Frio) | 4,365 ft | -4,309 ft |
| MIDDLE FRIO (SINTON) (Frio) | 5,000 ft | -4,944 ft |
| LOWER FRIO (OLIGOCENE) (Frio) | 5,880 ft | -5,824 ft |
| JACKSON/YEGUA (Jackson) | — | — |
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 ↗
Offset Well Tops (nearest 8 wells with tops)
What nearby completed wells reported.
Nearest wells within 10 mi (surface locations). Click wells to select them, then open the cross-section to compare tops side by side (max 6 wells per section, including this one).
Perforations (2)
| Interval | Type |
|---|---|
| 4,147–4,157 ft | Perforated |
| 4,520–4,525 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 1,227 ft | 723 sx |
| 9.625" | 1,527 ft | 723 sx |
| 5.5" | 6,103 ft | 1,025 sx |
Permit History (4)
MAUDE WILLIAMS ET AL 'A' · 6,110 ft
2020-03-10
Spud 2016-05-03
MAUDE WILLIAMS ET AL 'A' · 6,110 ft
2016-05-12
WILLIAMS, MAUDE ET AL 'A' · 6,110 ft
2000-03-22
WILLIAMS, MAUDE ET AL "A" · 6,100 ft
1984-08-22
Spud 1984-08-31
Applications (4)
Records & Logs
3 completion filings on record.
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.
Well Details
- Well Number
- D126
- Max Depth
- 6,110 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