42-391-00439
Final CompletionMAUDE WILLIAMS ET AL 'A'
REFUGIO County · District 2 · HILCORP ENERGY COMPANY
Permits
7
Max Depth
5,925 ft
First Permit
1978-05-17
Latest Activity
2016-06-07
Lifespan
38 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 (13) Elevation 50 ft
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| LARGARTO (Lagarto) | 1,500 ft | -1,450 ft |
| LARGARTA (Lagarto) | 1,801 ft | -1,751 ft |
| OAKVILLE | 2,597 ft | -2,547 ft |
| OAKVILLE | 2,750 ft | -2,700 ft |
| CATAHOULA(MIOCENE) (Catahoula) | 3,300 ft | -3,250 ft |
| CATAHOULA | 3,623 ft | -3,573 ft |
| ANAHUAC(MIOCENE) (Anahuac) | 4,100 ft | -4,050 ft |
| FRIO-GRETA(OLIGOCENE) (Frio) | 4,365 ft | -4,315 ft |
| FRIO | 4,383 ft | -4,333 ft |
| MIDDLE FRIO-(SINTON) (Frio) | 5,000 ft | -4,950 ft |
| LOWER FRIO (OLIGOCENE) (Frio) | 5,880 ft | -5,830 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 (6)
| Interval | Type |
|---|---|
| 2,266–2,272 ft | Perforated |
| 5,436–5,446 ft | Perforated |
| 5,470–5,478 ft | Perforated |
| 5,695–5,701 ft | Perforated |
| 5,861–5,865 ft | Perforated |
| ?–5,854 ft | Perforated |
Casing (4)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 1,077 ft | 350 sx |
| 2.375" | 5,444 ft | — |
| 2.375" | 5,660 ft | — |
| 5" | 5,923 ft | 500 sx |
Permit History (7)
MAUDE WILLIAMS ET AL 'A' · 5,925 ft
2016-06-07
Spud 2016-09-13
MAUDE WILLIAMS ET AL "A" · 5,925 ft
2009-09-29
WILLIAMS, MAUDE ET AL "A" · 5,925 ft
2007-09-18
Spud 2007-10-24
WILLIAMS, MAUDE ET AL "A" · 5,923 ft
1989-01-19
TOM O'CONNOR(5800SAND)FLD.UNIT · 5,923 ft
1989-01-19
Spud 1991-04-02
WILLIAMS, MAUDE ET AL "A" · 5,923 ft
1979-12-12
WILLIAMS, MAUDE ET AL "A" · 5,925 ft
1978-05-17
Applications (7)
Records & Logs
9 completion filings on record · 2 with log images at RRC.
+3 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
- 31
- Max Depth
- 5,925 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