42-371-37925
PRODUCINGALLISON
PECOS County · District 8 · LONGFELLOW ENERGY LP · PINON (OVERTHRUST)
Permits
1
Max Depth
9,000 ft
First Permit
2007-04-30
Latest Activity
2007-04-30
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2007-09-18
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
2007-09
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 (6) Elevation 4,336 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| WOLFCAMP | 3,797 ft | +539 ft |
| TESNUS | 4,552 ft | -216 ft |
| CABALLOS A | 6,140 ft | -1,804 ft |
| TESNUS | 6,640 ft | -2,304 ft |
| 1ST CABALLOS | 6,886 ft | -2,550 ft |
| 2ND CABALLOS | 8,031 ft | -3,695 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 (5)
| Interval | Type |
|---|---|
| 4,586–4,596 ft | Perforated |
| 4,736–4,818 ft | Perforated |
| 6,240–6,260 ft | Perforated |
| 6,838–7,102 ft | Perforated |
| 8,112–8,352 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 1,351 ft | 900 sx |
| 7" | 6,540 ft | 800 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
- 3021
- Max Depth
- 9,000 ft
- Drill Type
- Vertical
- County
- PECOS
- District
- 8
- Operator
- LONGFELLOW ENERGY LP
- Completed
- 2007-09-18
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