42-371-37286
Final CompletionWEST RANCH
PECOS County · District 8 · LONGFELLOW ENERGY LP · PINON (TESNUS-EAST)
Permits
1
Max Depth
11,000 ft
First Permit
2003-06-13
Latest Activity
2003-06-13
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2004-01-02
Shut-In
—
Plugged
—
EWA / Permit operator mismatch
Scheduling: LONGFELLOW ENERGY LP ≠ Permit: RIATA ENERGY, INC.
Resolved via: production → LONGFELLOW ENERGY, LP
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
2003-10
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 (7) Elevation 3,815 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| BASE CRETACEOUS (Base Cretaceous (marker)) | 2,400 ft | +1,415 ft |
| BASE WOLFCAMP (Wolfcamp) | 3,609 ft | +206 ft |
| BASE WOLFCAMP (Wolfcamp) | 3,690 ft | +125 ft |
| DIMPLE | 4,540 ft | -725 ft |
| TESNUS | 5,310 ft | -1,495 ft |
| CABALLOS 1 | 6,730 ft | -2,915 ft |
| CABALLOS 2 | 7,610 ft | -3,795 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 (3)
| Interval | Type |
|---|---|
| 5,772–5,958 ft | Perforated |
| 6,110–6,244 ft | Perforated |
| 7,488–7,882 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 1,247 ft | 500 sx |
| 7" | 6,500 ft | 400 sx |
Permit History (1)
Applications (1)
Records & Logs
5 completion filings 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
- 3403
- Max Depth
- 11,000 ft
- Drill Type
- Vertical
- County
- PECOS
- District
- 8
- Operator
- LONGFELLOW ENERGY LP
- Completed
- 2004-01-02
Operator
- Name
- LONGFELLOW ENGY, LP
- Location
- DALLAS
- P-5 Status
- X (filed 2026-03-26)
- Cum Oil (all leases)
- 402,477 bbl
- Cum Gas (all leases)
- 35,171,464 mcf
- Activities
- GTHS/G, OPRS/G, OPRS/O
- Total Permits
- 36