42-391-00276
Final CompletionWILLIAMS, MAUDE ET AL "A"
REFUGIO County · District 2 · HILCORP ENERGY COMPANY
Permits
7
Max Depth
5,825 ft
First Permit
1979-06-28
Latest Activity
2007-01-26
Lifespan
28 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 (12) Elevation 55 ft
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| LARGARTO (Lagarto) | 1,500 ft | -1,445 ft |
| OAKVILLE | 2,750 ft | -2,695 ft |
| CATAHOULA (MIOCENE) (Catahoula) | 3,300 ft | -3,245 ft |
| CATAHOULA | 3,656 ft | -3,601 ft |
| AHAHUAC (MIOCENE) | 4,100 ft | -4,045 ft |
| ANAHUAC (MIOCENE) (Anahuac) | 4,100 ft | -4,045 ft |
| FRIO | 4,364 ft | -4,309 ft |
| FRIO-GRETA (OLIGOCENE) (Frio) | 4,365 ft | -4,310 ft |
| MIDDLE FRIO (SINTON) (Frio) | 5,000 ft | -4,945 ft |
| LOWER FRIO (OLIGOCENE) (Frio) | 5,825 ft | -5,770 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 |
|---|---|
| 2,256–2,264 ft | Perforated |
| 4,488–4,498 ft | Perforated |
| 4,512–4,516 ft | Perforated |
| 5,211–5,218 ft | Perforated |
| 5,259–5,263 ft | Perforated |
| 5,396–5,402 ft | Perforated |
| 5,410–5,439 ft | Perforated |
| 5,431–5,439 ft | Perforated |
| ?–5,431 ft | Perforated |
| ?–5,728 ft | Perforated |
Casing (4)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 1,508 ft | 625 sx |
| 1.5" | 5,344 ft | — |
| 1.5" | 5,425 ft | — |
| 5.5" | 5,824 ft | 950 sx |
Permit History (7)
WILLIAMS, MAUDE ET AL "A" · 5,825 ft
2007-01-26
Spud 2007-02-28
WILLIAMS, MAUDE ET AL "A" · 5,825 ft
2007-01-26
WILLIAMS, MAUDE ET AL "A" · 5,825 ft
2006-08-25
WILLIAMS, MAUDE ET AL "A" · 5,825 ft
1988-02-25
WILLIAMS, MAUDE ET AL "A" · 5,825 ft
1984-12-19
WILLIAMS, MAUDE ET AL "A" · 5,824 ft
1979-07-19
Spud 1979-08-17
WILLIAMS, MAUDE, ET AL "A" · 5,824 ft
1979-06-28
Applications (7)
Records & Logs
12 completion filings on record · 4 with log images at RRC.
+6 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
- D 11
- Max Depth
- 5,825 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