Permits
4
Max Depth
6,000 ft
First Permit
1987-07-08
Latest Activity
2011-02-02
Lifespan
24 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 (7) Elevation 52 ft
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| LARGARTO (Lagarto) | 1,500 ft | -1,448 ft |
| OAKVILLE | 2,750 ft | -2,698 ft |
| CATAHOULA (MIOCENE) (Catahoula) | 3,300 ft | -3,248 ft |
| ANAHUAC (MIOCENE) (Anahuac) | 4,100 ft | -4,048 ft |
| FRIO-GRETA (OLIGOCENE) (Frio) | 4,365 ft | -4,313 ft |
| MIDDLE FRIO (SINTON) (Frio) | 5,000 ft | -4,948 ft |
| LOWER FRIO (OLIGOCENE) (Frio) | 5,880 ft | -5,828 ft |
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 |
|---|---|
| 4,380–4,384 ft | Perforated |
| 4,387–4,391 ft | Perforated |
| 4,396–4,402 ft | Perforated |
| 4,405–4,409 ft | Perforated |
| 4,460–4,464 ft | Perforated |
| 4,489–4,496 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 1,518 ft | 677 sx |
| 5.5" | 5,884 ft | 1,445 sx |
Permit History (4)
MAUDE WILLIAMS ET AL "A" · 5,885 ft
2011-02-02
MAUDE WILLIAMS ET AL "A" · 5,885 ft
2009-08-28
Spud 2009-09-10
WILLIAMS, MAUDE ET AL "A" · 5,885 ft
2007-02-09
Spud 2007-02-07
WILLIAMS, MAUDE ET AL "A" · 6,000 ft
1987-07-08
Applications (4)
Records & Logs
6 completion filings on record · 2 with log images at RRC.
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
- D150
- Max Depth
- 6,000 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