42-391-00511
Final CompletionWILLIAMS MAUDE ET AL B
REFUGIO County · District 2 · QUINTANA PET. CORP. · TOM OCONNOR (5800)
Permits
1
Max Depth
5,925 ft
First Permit
2015-09-30
Latest Activity
2015-09-30
Lifespan
< 1 yr
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
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (4) Elevation 60 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| CATAHOULA | 3,680 ft | -3,620 ft |
| FRIO | 4,422 ft | -4,362 ft |
| 5600 UNIT SD TOP | 5,709 ft | -5,649 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 (1)
| Interval | Type |
|---|---|
| 5,724–5,736 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 1,041 ft | 350 sx |
| 5" | 5,923 ft | 500 sx |
Permit History (1)
Applications (1)
Records & Logs
2 completion filings on record.
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
- W901B
- Max Depth
- 5,925 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