42-329-37028
Final CompletionSPANISH TRAIL
MIDLAND County · District 8 · COG OPERATING LLC · SPRABERRY (TREND AREA)
Permits
1
Max Depth
12,000 ft
First Permit
2011-01-14
Latest Activity
2011-01-14
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2011-06-20
Shut-In
—
Plugged
2025-11-07
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 2,863 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| UPPER SPRABERRY (Spraberry) | 8,100 ft | -5,237 ft |
| LOWER SPRABERRY (Spraberry) | 8,393 ft | -5,530 ft |
| DEAN | 9,217 ft | -6,354 ft |
| UPPER WOLFCAMP (Wolfcamp) | 9,606 ft | -6,743 ft |
| MIDDLE WOLFCAMP (Wolfcamp) | 9,880 ft | -7,017 ft |
| LOWER WOLFCAMP (Wolfcamp) | 10,300 ft | -7,437 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 (7)
| Interval | Type |
|---|---|
| 8,100–8,294 ft | Perforated |
| 8,393–8,907 ft | Perforated |
| 9,217–9,361 ft | Perforated |
| 9,606–9,690 ft | Perforated |
| 9,880–9,900 ft | Perforated |
| 10,050–10,140 ft | Perforated |
| 10,300–10,570 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 305 ft | 400 sx |
| 5.5" | 10,788 ft | 1,795 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
- 205
- Max Depth
- 12,000 ft
- Drill Type
- Vertical
- County
- MIDLAND
- District
- 8
- Operator
- COG OPERATING LLC
- Completed
- 2011-06-20
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