42-391-30424
Final CompletionWILLIAMS, MAUDE ETAL -A-
REFUGIO County · District 2 · HILCORP ENERGY COMPANY
Permits
15
Max Depth
8,000 ft
First Permit
1993-07-20
Latest Activity
2022-08-19
Lifespan
29 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 (30) Elevation 56 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| LARGARTO (Lagarto) | 1,500 ft | -1,444 ft |
| SURFACE SAND CLAY | 1,500 ft | -1,444 ft |
| LARGARTO (Lagarto) | 2,750 ft | -2,694 ft |
| OAKVILLE | 2,750 ft | -2,694 ft |
| CATAHOULA (MIOCENE) (Catahoula) | 3,300 ft | -3,244 ft |
| OAKVILLE | 3,300 ft | -3,244 ft |
| CATAHOULA | 3,710 ft | -3,654 ft |
| CATAHOULA | 3,711 ft | -3,655 ft |
| ANAHUAC (MIOCENE) (Anahuac) | 4,100 ft | -4,044 ft |
| CATAHOULA (MIOCENE) (Catahoula) | 4,100 ft | -4,044 ft |
| CATAOULA | 4,100 ft | -4,044 ft |
| GRETA | 4,300 ft | -4,244 ft |
| ANAHUAC | 4,365 ft | -4,309 ft |
| ANAHUAC (MIOCENE) (Anahuac) | 4,365 ft | -4,309 ft |
| FRIO-GRETA (OLIGOCENE) (Frio) | 4,365 ft | -4,309 ft |
| FRIO | 4,399 ft | -4,343 ft |
| FRIO | 4,400 ft | -4,344 ft |
| FRIO-GRETA (Frio) | 4,785 ft | -4,729 ft |
| FRIO-GRETA (OLIG) (Frio) | 4,785 ft | -4,729 ft |
| MIDDLE FRIO (SINTON) (Frio) | 5,000 ft | -4,944 ft |
| UPPER FRIO (Frio) | 5,000 ft | -4,944 ft |
| GRETA | 5,023 ft | -4,967 ft |
| MIDDLE FRIO (Frio) | 5,400 ft | -5,344 ft |
| MIDDLE FRIO (SINTON) (Frio) | 5,400 ft | -5,344 ft |
| LOWER FRIO (Frio) | 5,800 ft | -5,744 ft |
| LOWER FRIO (OLIGOCENE) (Frio) | 5,880 ft | -5,824 ft |
| LOWER FRIO (Frio) | 8,000 ft | -7,944 ft |
| LOWER FRIO (OLIGOENE) (Frio) | 8,000 ft | -7,944 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 ↗
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 (14)
| Interval | Type |
|---|---|
| 4,458–4,474 ft | Perforated |
| 5,330–5,334 ft | Perforated |
| 5,390–5,398 ft | Perforated |
| 5,694–5,702 ft | Perforated |
| 5,718–5,722 ft | Perforated |
| 5,898–5,904 ft | Perforated |
| 6,930–6,939 ft | Perforated |
| 7,291–7,292 ft | Perforated |
| 7,338–7,342 ft | Perforated |
| 7,366–7,374 ft | Perforated |
| 7,483–7,492 ft | Perforated |
| 7,510–7,512 ft | Perforated |
| 7,590–7,596 ft | Perforated |
| 7,654–7,657 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 1,558 ft | 750 sx |
| 5.5" | 8,003 ft | 1,660 sx |
Permit History (15)
WILLIAMS, MAUDE ETAL -A- · 8,000 ft
2022-08-19
Spud 2022-08-18
MAUDE WILLIAMS ET AL 'A' · 8,000 ft
2016-12-16
LAKE PASTURE /FT-569/ FIELD UNIT · 8,000 ft
2014-09-29
Spud 2014-10-22
MAUDE WILLIAMS ET AL 'A' · 8,000 ft
2012-10-23
Spud 2012-12-03
MAUDE WILLIAMS ET AL "A" · 8,000 ft
2010-04-26
Spud 2010-04-20
MAUDE WILLIAMS ET AL "A" · 8,000 ft
2009-08-04
Spud 2009-11-02
MAUDE WILLIAMS ET AL "A" · 8,000 ft
2009-08-04
WILLIAMS, MAUDE ET AL "A" · 8,000 ft
2007-08-03
WILLIAMS, MAUDE ET AL "A" · 8,000 ft
2004-02-12
Spud 2004-02-20
WILLIAMS, MAUDE ET AL "A" · 8,000 ft
2004-02-12
WILLIAMS, MAUDE ET AL "A" · 8,000 ft
2003-07-02
Spud 2003-08-06
WILLIAMS, MAUDE ET AL "A" · 8,000 ft
2003-07-02
WILLIAMS, MAUDE ET AL 'A' · 8,000 ft
2000-08-14
Spud 2000-05-08
WILLIAMS, MAUDE ET AL "A" · 8,000 ft
1996-09-03
Spud 1996-10-10
WILLIAMS, MAUDE ET AL "A" · 8,000 ft
1993-07-20
Spud 1993-06-24
Applications (15)
Records & Logs
24 completion filings on record · 7 with log images at RRC.
+18 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.
Well Details
- Well Number
- D 88
- Max Depth
- 8,000 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