42-371-38165
PRODUCINGLONGFELLOW
PECOS County · District 8 · LONGFELLOW ENERGY LP · PINON (OVERTHRUST)
Permits
1
Max Depth
12,000 ft
First Permit
2008-01-10
Latest Activity
2008-01-10
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2009-04-16
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: LONGFELLOW ENERGY LP ≠ Permit: SANDRIDGE 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
2008-07
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 4,163 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| TESNUS SAND | 3,826 ft | +337 ft |
| 1ST CABALLOS | 4,956 ft | -793 ft |
| TESNUS LIME | 7,162 ft | -2,999 ft |
| 2 ND CABALLOS | 7,860 ft | -3,697 ft |
| 2ND CABALLOS | 7,860 ft | -3,697 ft |
| WOODSHALLOW LIME | 9,133 ft | -4,970 ft |
| WOODSHOLLOW LIME | 9,133 ft | -4,970 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 (7)
| Interval | Type |
|---|---|
| 3,834–3,850 ft | Perforated |
| 4,106–4,340 ft | Perforated |
| 5,730–5,858 ft | Perforated |
| 9,540–9,730 ft | Perforated |
| 9,540–10,174 ft | Perforated |
| 9,842–9,956 ft | Perforated |
| 10,020–10,174 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 1,491 ft | 900 sx |
| 7" | 5,367 ft | 430 sx |
Permit History (1)
Applications (1)
Records & Logs
3 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
- 4026
- Max Depth
- 12,000 ft
- Drill Type
- Vertical
- County
- PECOS
- District
- 8
- Operator
- LONGFELLOW ENERGY LP
- Completed
- 2009-04-16
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