42-371-37287
PRODUCINGWEST RANCH
PECOS County · District 8 · LONGFELLOW ENERGY LP · PINON (OVERTHRUST)
Permits
1
Max Depth
11,000 ft
First Permit
2003-07-21
Latest Activity
2003-07-21
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2005-10-31
Shut-In
—
Plugged
—
P-5 Org Status: Active
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
2005-10
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 (8) Elevation 4,058 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| BASE CRETACEOUS (Base Cretaceous (marker)) | 1,980 ft | +2,078 ft |
| UPPER WOLFCAMP (Wolfcamp) | 2,760 ft | +1,298 ft |
| WOLFCAMP LIMESTONE (Wolfcamp) | 2,945 ft | +1,113 ft |
| TESNUS | 3,910 ft | +148 ft |
| CABALLOS I | 5,082 ft | -1,024 ft |
| DIMPLE | 6,150 ft | -2,092 ft |
| CABALLOS II | 6,834 ft | -2,776 ft |
| CABALLOS III | 7,270 ft | -3,212 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 (2)
| Interval | Type |
|---|---|
| 6,836–6,982 ft | Perforated |
| 7,172–7,444 ft | Perforated |
Casing (4)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 1,430 ft | 880 sx |
| 7" | 5,580 ft | 340 sx |
| 4.5" | 7,777 ft | 380 sx |
| 7" | — | 1,190 sx |
Permit History (1)
Applications (1)
Records & Logs
2 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
- 5019
- Max Depth
- 11,000 ft
- Drill Type
- Vertical
- County
- PECOS
- District
- 8
- Operator
- LONGFELLOW ENERGY LP
- Completed
- 2005-10-31
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