42-163-32338
SHUT INBIG FOOT OLMOS B SAND UNIT
FRIO County · District 1 · MAVERICK ENERGY GROUP INC. · BIG FOOT
Permits
1
Max Depth
4,100 ft
First Permit
1984-07-19
Latest Activity
1984-07-19
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
1984-09-04
Shut-In
—
Plugged
—
P-5 Org Status: Delinquent
EWA / Permit operator mismatch
Scheduling: MAVERICK ENERGY GROUP INC. ≠ Permit: SHELL WESTERN E&P INC.
Resolved via: scheduling → MAVERICK ENERGY GROUP INC.
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
Operator History
Chain of Custody
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (5) Elevation 642 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| WILCOX | 1,429 ft | -787 ft |
| MIDWAY | 2,320 ft | -1,678 ft |
| NAVARRO | 2,775 ft | -2,133 ft |
| OLMOS B (Olmos) | 3,400 ft | -2,758 ft |
| OLMOS C (Olmos) | 3,482 ft | -2,840 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 (4)
| Interval | Type |
|---|---|
| 3,411–3,415 ft | Perforated |
| 3,419–3,427 ft | Perforated |
| 3,434–3,436 ft | Perforated |
| 3,439–3,442 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 125 ft | 90 sx |
| 5.5" | 3,851 ft | 661 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
- 407A
- Max Depth
- 4,100 ft
- Drill Type
- Vertical
- County
- FRIO
- District
- 1
- Operator
- MAVERICK ENERGY GROUP INC.
- Completed
- 1984-09-04
Operator
- Location
- TULSA
- P-5 Status
- Delinquent (filed 2022-02-18)
- Cum Oil (all leases)
- 781,142 bbl
- Cum Gas (all leases)
- — mcf
- Activities
- OPRS/O
- Total Permits
- 134