42-311-32149
Final CompletionSOUTH TEXAS SYNDICATE
MCMULLEN County · District 1 · TRACKER OIL & GAS INC. · BIG MULE (5500 SAND)
Permits
1
Max Depth
5,950 ft
First Permit
1984-09-25
Latest Activity
1984-09-25
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1984-11-08
Shut-In
—
Plugged
2014-11-03
EWA / Permit operator mismatch
Scheduling: TRACKER OIL & GAS INC. ≠ Permit: CHANOCO CORPORATION
Resolved via: scheduling → TRACKER OIL & GAS 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 401 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| CROCKETT | 1,410 ft | -1,009 ft |
| QUEEN CITY | 1,960 ft | -1,559 ft |
| CARRIZO | 3,550 ft | -3,149 ft |
| WILCOX MARINE (Wilcox) | 4,840 ft | -4,439 ft |
| L. WILCOX MULA SD | 5,500 ft | -5,099 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 |
|---|---|
| 5,512–5,518 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 250 ft | 100 sx |
| 4.5" | 5,881 ft | 127 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
- 401
- Max Depth
- 5,950 ft
- Drill Type
- Vertical
- County
- MCMULLEN
- District
- 1
- Operator
- TRACKER OIL & GAS INC.
- Completed
- 1984-11-08
Operator
- Location
- BASTROP
- P-5 Status
- Delinquent (filed 2000-05-09)
- Cum Oil (all leases)
- 19,435 bbl
- Cum Gas (all leases)
- 45,307 mcf
- Activities
- OPRS/G, OPRS/O