42-285-33611
Final CompletionSTEFFEK UNIT
LAVACA County · District 2 · MASCOT OIL COMPANY · BRESLAU (WILCOX 8395)
Permits
1
Max Depth
9,500 ft
First Permit
2011-10-03
Latest Activity
2011-10-03
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2012-01-12
Shut-In
—
Plugged
2019-09-04
EWA / Permit operator mismatch
Scheduling: MASCOT OIL COMPANY ≠ Permit: SEV TEXAS OPERATING, LLC
Resolved via: scheduling → MASCOT OIL 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
2012-01
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 (3) Elevation 337 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| COOK MOUNTAIN | 3,250 ft | -2,913 ft |
| WILCOX | 5,000 ft | -4,663 ft |
| MIDWAY | 9,400 ft | -9,063 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 (1)
| Interval | Type |
|---|---|
| 8,397–8,400 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 1,334 ft | 452 sx |
| 5.5" | 8,540 ft | 620 sx |
Permit History (1)
Applications (1)
Records & Logs
1 completion filing on record · 1 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
- 1
- Max Depth
- 9,500 ft
- Drill Type
- Vertical
- County
- LAVACA
- District
- 2
- Operator
- MASCOT OIL COMPANY
- Completed
- 2012-01-12
Operator
- Name
- MASCOT OIL CO
- Location
- SCHULENBURG
- P-5 Status
- Active (filed 2026-02-05)
- Cum Oil (all leases)
- 33,523 bbl
- Cum Gas (all leases)
- 18,437,345 mcf
- Activities
- GTHS/G, OPRS/G, OPRS/O
- Total Permits
- 36