42-417-38697
Final CompletionNELLEN
SHACKELFORD County · District 7 · SEQUOIA FOSSIL FUELS INC. · SHACKELFORD COUNTY REGULAR
Permits
2
Max Depth
4,500 ft
First Permit
2007-05-02
Latest Activity
2007-05-02
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2007-12-28
Shut-In
—
Plugged
2015-02-18
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
2007-08
Last Production
2026-07
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (3) Elevation 1,355 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| PALO PINTO | 1,900 ft | -545 ft |
| CADDO | 3,799 ft | -2,444 ft |
| ELLENBURGER | 4,212 ft | -2,857 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 (1)
| Interval | Type |
|---|---|
| 4,216–4,218 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 114 ft | 115 sx |
| 4.5" | 4,222 ft | 130 sx |
Permit History (2)
Applications (2)
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 can't be deep-linked — clicking copies the API for you to paste.
No GPS coordinates yet
Well Details
- Well Number
- 1
- Max Depth
- 4,500 ft
- Drill Type
- Vertical
- County
- SHACKELFORD
- District
- 7
- Operator
- SEQUOIA FOSSIL FUELS INC.
- Completed
- 2007-12-28
Operator
- Location
- ALBANY
- P-5 Status
- Delinquent (filed 2011-12-22)
- Cum Oil (all leases)
- 175,709 bbl
- Cum Gas (all leases)
- 2,437,921 mcf
- Activities
- OPRS/G, OPRS/O
- Total Permits
- 142