42-371-37260
SHUT INLONGFELLOW 600 MD
PECOS County · District 8 · LONGFELLOW ENERGY LP · PINON (TESNUS-EAST)
Permits
1
Max Depth
11,000 ft
First Permit
2003-03-13
Latest Activity
2003-03-13
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2003-11-19
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Production operator mismatch
Scheduling: LONGFELLOW ENERGY LP ≠ Production: RIATA ENERGY, INC. (reported 2004-09)
EWA / Permit operator mismatch
Scheduling: LONGFELLOW ENERGY LP ≠ Permit: RIATA ENERGY, INC.
Resolved via: scheduling → 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
2003-12
Last Production
2026-07
Operator History
originally filed by RIATA ENERGY, INC. — asset transferred
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (7) Elevation 3,915 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| BASE CRETACEOUS (Base Cretaceous (marker)) | 2,190 ft | +1,725 ft |
| BASE WOLFCAMP (Wolfcamp) | 3,110 ft | +805 ft |
| DIMPLE | 3,484 ft | +431 ft |
| TESNUS 1 | 3,916 ft | -1 ft |
| TESNUS 2 | 5,092 ft | -1,177 ft |
| TESNUS 3 | 5,996 ft | -2,081 ft |
| SUBTHRUST WOLFCAMP | 7,306 ft | -3,391 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 (4)
| Interval | Type |
|---|---|
| 5,715–5,820 ft | Perforated |
| 6,004–6,102 ft | Perforated |
| 6,222–6,424 ft | Perforated |
| 7,308–7,486 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 1,134 ft | 450 sx |
| 7" | 3,350 ft | 160 sx |
| 4.5" | 7,783 ft | 325 sx |
Permit History (1)
Applications (1)
Records & Logs
4 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
- 801
- Max Depth
- 11,000 ft
- Drill Type
- Vertical
- County
- PECOS
- District
- 8
- Operator
- LONGFELLOW ENERGY LP
- Completed
- 2003-11-19
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