42-135-43019
PRODUCINGTXL SOUTH UNIT
ECTOR County · District 8 · FORMENTERA OPERATIONS LLC · TXL (TUBB)
Permits
1
Max Depth
7,000 ft
First Permit
2014-04-05
Latest Activity
2014-04-05
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2014-05-21
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 3,154 ft (KB)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| QUEEN | 3,506 ft | -352 ft |
| GRAYBURG | 3,760 ft | -606 ft |
| SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres) | 4,059 ft | -905 ft |
| GLORIETA | 5,119 ft | -1,965 ft |
| CLEARFORK (Clear Fork) | 5,398 ft | -2,244 ft |
| TUBB | 5,927 ft | -2,773 ft |
| WICHITA ALBANY (Wichita-Albany) | 6,497 ft | -3,343 ft |
| FUSSELMAN | — | — |
| HOLT | — | — |
| MCKEE | — | — |
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 |
|---|---|
| 5,755–6,413 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 1,462 ft | 485 sx |
| 5.5" | 6,618 ft | 1,075 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
- 4209
- Max Depth
- 7,000 ft
- Drill Type
- Vertical
- County
- ECTOR
- District
- 8
- Operator
- FORMENTERA OPERATIONS LLC
- Completed
- 2014-05-21
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