42-391-00479
Final CompletionWILLIAMS MAUDE ET AL -A-
REFUGIO County · District 2 · QUINTANA PET. CORP. · TOM OCONNOR
Permits
3
Max Depth
5,918 ft
First Permit
2000-03-03
Latest Activity
2003-06-18
Lifespan
3 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
—
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: QUINTANA PET. CORP. ≠ Production: HILCORP ENERGY COMPANY (reported 2026-04)
EWA / Permit operator mismatch
Scheduling: QUINTANA PET. CORP. ≠ Permit: HILCORP ENERGY COMPANY
Resolved via: production → HILCORP ENERGY COMPANY
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
3,000 bbl/d
Max Pressure
2,500 psi
Injection Interval
5,450–5,600 ft
Injected (12mo)
—
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (21) Elevation 54 ft
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| LARGARTO (Lagarto) | 1,500 ft | -1,446 ft |
| SURFACE SAND CLAY | 1,500 ft | -1,446 ft |
| LARGARTO (Lagarto) | 2,750 ft | -2,696 ft |
| OAKVILLE | 2,750 ft | -2,696 ft |
| CATAHOULA (MIOCENE) (Catahoula) | 3,300 ft | -3,246 ft |
| OAKVILLE | 3,300 ft | -3,246 ft |
| CATAHOULA | 3,635 ft | -3,581 ft |
| ANAHUAC (MIOCENE) (Anahuac) | 4,100 ft | -4,046 ft |
| CATAHOULA | 4,100 ft | -4,046 ft |
| ANAHUAC | 4,365 ft | -4,311 ft |
| ANAHUAC (MIOCENE) (Anahuac) | 4,365 ft | -4,311 ft |
| FRIO-GRETA (OLIGOCENE) (Frio) | 4,365 ft | -4,311 ft |
| FRIO | 4,410 ft | -4,356 ft |
| FRIO-GRETA (Frio) | 4,785 ft | -4,731 ft |
| MIDDLE FRIO (SINTON) (Frio) | 5,000 ft | -4,946 ft |
| MIDDLE FRIO (Frio) | 5,400 ft | -5,346 ft |
| MIDDLE FRIO (SINTON) (Frio) | 5,400 ft | -5,346 ft |
| LOWER FRIO (OLIGOCENE) (Frio) | 5,880 ft | -5,826 ft |
| LOWER FRIO (Frio) | 5,912 ft | -5,858 ft |
| LOWER FRIO (OLIG) (Frio) | 5,918 ft | -5,864 ft |
| JACKSON/YEGUA (Jackson) | — | — |
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 (5)
| Interval | Type |
|---|---|
| 5,534–5,541 ft | Perforated |
| 5,748–5,752 ft | Perforated |
| 5,777–5,787 ft | Perforated |
| 5,777–5,792 ft | Perforated |
| 5,778–5,782 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 1,094 ft | 350 sx |
| 5.5" | 5,916 ft | 500 sx |
| 5.5" | 5,916 ft | 500 sx |
Permit History (3)
Applications (3)
Records & Logs
10 completion filings on record · 1 with log images at RRC.
+4 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
- A 49
- Max Depth
- 5,918 ft
- Drill Type
- Vertical
- County
- REFUGIO
- District
- 2
- Operator
- QUINTANA PET. CORP.
Operator
- Name
- QUINTANA PET. CORP
- Location
- REFUGIO
- P-5 Status
- Inactive (filed 2000-08-16)
- Cum Oil (all leases)
- 27,323,168 bbl
- Cum Gas (all leases)
- 96,000,536 mcf
- Total Permits
- 1,589