42-371-37230
PRODUCINGLONGFELLOW XX 2003
PECOS County · District 8 · LONGFELLOW ENERGY LP · ELSINORE (MULTIPAY)
Permits
2
Max Depth
17,000 ft
First Permit
2003-01-14
Latest Activity
2003-01-14
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2003-06-15
Shut-In
—
Plugged
—
P-5 Org Status: Active
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
2003-06
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 (12) Elevation 4,235 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| BASE CRETACEOUS (Base Cretaceous (marker)) | 3,200 ft | +1,035 ft |
| BASE WOLFCAMP (Wolfcamp) | 4,010 ft | +225 ft |
| DIMPLE | 6,400 ft | -2,165 ft |
| TESNUS | 7,955 ft | -3,720 ft |
| SUBTHRUST WOLFCAMP | 10,490 ft | -6,255 ft |
| BARNETT | 12,200 ft | -7,965 ft |
| MISSISSIPPIAN | 12,300 ft | -8,065 ft |
| WOODFORD | 12,380 ft | -8,145 ft |
| DEVONIAN | 12,468 ft | -8,233 ft |
| MONTOYA | 12,610 ft | -8,375 ft |
| SIMPSON | 13,168 ft | -8,933 ft |
| OIL CREEK | 15,200 ft | -10,965 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 |
|---|---|
| 12,468–12,610 ft | Perforated |
| 12,820–12,940 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 2,450 ft | 1,750 sx |
| 9.625" | 6,321 ft | 250 sx |
Permit History (2)
Applications (2)
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
- 1
- Max Depth
- 17,000 ft
- Drill Type
- Vertical
- County
- PECOS
- District
- 8
- Operator
- LONGFELLOW ENERGY LP
- Completed
- 2003-06-15
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