42-391-00504
WILLIAMS MAUDE ET AL B
REFUGIO County · District 2 · HILCORP ENERGY COMPANY · TOM OCONNOR (5900 SAND)
Permits
7
Max Depth
5,928 ft
First Permit
1991-06-11
Latest Activity
2016-04-27
Lifespan
25 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1995-05-19
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
Injection / Disposal
Permitted Volume
10,000 bbl/d
Max Pressure
2,000 psi
Injection Interval
5,610–5,645 ft
Injected (12mo)
—
Monthly injected volume (bbl, from H-10 filings through 2016-09-01)
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (15) Elevation 58 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| LARGARTO (Lagarto) | 1,500 ft | -1,442 ft |
| OAKVILLE | 2,750 ft | -2,692 ft |
| CATAHOULA (MIOCENE) (Catahoula) | 3,300 ft | -3,242 ft |
| CATAHOULA(MIOCENE) (Catahoula) | 3,300 ft | -3,242 ft |
| CATAHOULA | 3,645 ft | -3,587 ft |
| ANAHUAC (MIOCENE) (Anahuac) | 4,100 ft | -4,042 ft |
| ANAHUAC(MIOCENE) (Anahuac) | 4,100 ft | -4,042 ft |
| FRIO-GRETA (OLIGOCENE) (Frio) | 4,365 ft | -4,307 ft |
| FRIO-GRETA(OLIGOCENE) (Frio) | 4,365 ft | -4,307 ft |
| FRIO | 4,403 ft | -4,345 ft |
| MIDDLE FRIO (SINTON) (Frio) | 5,000 ft | -4,942 ft |
| LOWER FRIO (OLIGOCENE) (Frio) | 5,800 ft | -5,742 ft |
| LOWER FRIO (OLIGOCENE) (Frio) | 5,880 ft | -5,822 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 (7)
| Interval | Type |
|---|---|
| 5,554–5,560 ft | Perforated |
| 5,566–5,569 ft | Perforated |
| 5,630–5,645 ft | Perforated |
| 5,642–4,546 ft | Perforated |
| 5,720–5,729 ft | Perforated |
| 5,888–5,892 ft | Perforated |
| 5,900–5,914 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 1,036 ft | 350 sx |
| 5" | 5,926 ft | 500 sx |
Permit History (7)
MAUDE WILLIAMS ET AL 'B' · 5,928 ft
2016-04-27
WILLIAMS, MAUDE ET AL "B" · 5,928 ft
2003-10-17
Spud 2004-03-23
O'CONNOR, TOM (5730 FT SD) UNIT · 5,928 ft
2000-12-13
Spud 2001-01-02
WILLIAMS, MAUDE ET AL "B" · 5,928 ft
1996-03-04
Spud 1996-02-29
WILLIAMS, MAUDE ET AL "B" · 5,928 ft
1995-06-30
Spud 1995-05-16
WILLIAMS, MAUDE ET AL "B" · 5,928 ft
1991-06-11
WILLIAMS, MAUDE ET AL "B" · 5,928 ft
1991-06-11
Spud 1991-08-05
Applications (7)
Records & Logs
12 completion filings on record · 5 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
- 4W
- Max Depth
- 5,928 ft
- Drill Type
- Vertical
- County
- REFUGIO
- District
- 2
- Operator
- HILCORP ENERGY COMPANY
- Completed
- 1995-05-19
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
- 3,436