42-135-43021
PRODUCINGTXL SOUTH UNIT
ECTOR County · District 8 · FORMENTERA OPERATIONS LLC · TXL (TUBB)
Permits
1
Max Depth
7,000 ft
First Permit
2014-04-08
Latest Activity
2014-04-08
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2014-07-09
Shut-In
—
Plugged
—
P-5 Org Status: X
EWA / Permit operator mismatch
Scheduling: FORMENTERA OPERATIONS LLC ≠ Permit: APACHE CORPORATION
Resolved via: production → FORMENTERA OPERATIONS LLC
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 (10) Elevation 3,198 ft (KB)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SANTA ROSA BASE (Santa Rosa) | 902 ft | +2,296 ft |
| YATES | 2,670 ft | +528 ft |
| SEVEN RIVERS | 2,935 ft | +263 ft |
| QUEEN | 3,566 ft | -368 ft |
| GRAYBURG | 3,831 ft | -633 ft |
| SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres) | 4,122 ft | -924 ft |
| GLORIETA | 5,172 ft | -1,974 ft |
| CLEARFORK (Clear Fork) | 5,465 ft | -2,267 ft |
| TUBB | 6,023 ft | -2,825 ft |
| HOLT | — | — |
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 |
|---|---|
| 5,840–6,499 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 1,456 ft | 535 sx |
| 5.5" | 6,644 ft | 1,325 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 and the UL library can't be deep-linked — clicking copies the API for you to paste.
No GPS coordinates yet
Well Details
- Well Number
- 4212
- Max Depth
- 7,000 ft
- Drill Type
- Vertical
- County
- ECTOR
- District
- 8
- Operator
- FORMENTERA OPERATIONS LLC
- Completed
- 2014-07-09
Operator
- Location
- AUSTIN
- P-5 Status
- X (filed 2026-06-11)
- Cum Oil (all leases)
- 7,170,117 bbl
- Cum Gas (all leases)
- 53,235,974 mcf
- Activities
- CSGD/P, G/PUR, OPRS/G, OPRS/O
- Total Permits
- 71