42-329-36853
Final CompletionSPANISH TRAIL
MIDLAND County · District 8 · COG OPERATING LLC · SPRABERRY (TREND AREA)
Permits
1
Max Depth
12,000 ft
First Permit
2010-10-18
Latest Activity
2010-10-18
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2011-01-17
Shut-In
—
Plugged
2020-01-02
EWA / Permit operator mismatch
Scheduling: COG OPERATING LLC ≠ Permit: E.G.L. RESOURCES, INC.
Resolved via: production → COG OPERATING LLC
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
2008-06
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 (6) Elevation 2,856 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| UPPER SPRABERRY (Spraberry) | 8,170 ft | -5,314 ft |
| LOWER SPRABERRY (Spraberry) | 8,425 ft | -5,569 ft |
| DEAN | 9,200 ft | -6,344 ft |
| UPPER WOLFCAMP (Wolfcamp) | 9,750 ft | -6,894 ft |
| MIDDLE WOLFCAMP (Wolfcamp) | 9,920 ft | -7,064 ft |
| LOWER WOLFCAMP (Wolfcamp) | 10,310 ft | -7,454 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 (6)
| Interval | Type |
|---|---|
| 8,170–8,314 ft | Perforated |
| 8,425–9,013 ft | Perforated |
| 9,200–9,403 ft | Perforated |
| 9,620–9,790 ft | Perforated |
| 9,920–10,114 ft | Perforated |
| 10,310–10,600 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 330 ft | 275 sx |
| 5.5" | 10,753 ft | 1,815 sx |
Permit History (1)
Applications (1)
Records & Logs
1 completion filing 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
- 201
- Max Depth
- 12,000 ft
- Drill Type
- Vertical
- County
- MIDLAND
- District
- 8
- Operator
- COG OPERATING LLC
- Completed
- 2011-01-17
Operator
- Name
- COG OPER LLC
- Location
- MIDLAND
- P-5 Status
- X (filed 2026-06-02)
- Cum Oil (all leases)
- 645,285,792 bbl
- Cum Gas (all leases)
- 305,183,488 mcf
- Activities
- OPRS/G, OPRS/O
- Total Permits
- 4,550