42-329-37355
PRODUCINGSPANISH TRAIL
MIDLAND County · District 8 · COG OPERATING LLC · SPRABERRY (TREND AREA)
Permits
2
Max Depth
12,000 ft
First Permit
2011-05-27
Latest Activity
2011-05-27
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2011-11-04
Shut-In
—
Plugged
—
P-5 Org Status: X
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 (9) Elevation 2,853 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| UPPER SPRABERRY (Spraberry) | 8,062 ft | -5,209 ft |
| LOWER SPRABERRY (Spraberry) | 8,500 ft | -5,647 ft |
| DEAN | 9,318 ft | -6,465 ft |
| UPPER WOLFCAMP (Wolfcamp) | 9,630 ft | -6,777 ft |
| MIDDLE WOLFCAMP (Wolfcamp) | 9,880 ft | -7,027 ft |
| LOWER WOLFCAMP (Wolfcamp) | 10,050 ft | -7,197 ft |
| UPPER CLINE (Cline) | 10,260 ft | -7,407 ft |
| STRAWN | 10,610 ft | -7,757 ft |
| ATOKA | 10,874 ft | -8,021 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 (10)
| Interval | Type |
|---|---|
| 8,062–8,297 ft | Perforated |
| 8,500–8,709 ft | Perforated |
| 8,810–9,105 ft | Perforated |
| 9,318–9,463 ft | Perforated |
| 9,630–9,690 ft | Perforated |
| 9,880–9,900 ft | Perforated |
| 10,050–10,070 ft | Perforated |
| 10,260–10,330 ft | Perforated |
| 10,610–10,630 ft | Perforated |
| 10,874–10,956 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 338 ft | 300 sx |
| 5.5" | 11,085 ft | 1,855 sx |
Permit History (2)
Applications (2)
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
- 4707
- Max Depth
- 12,000 ft
- Drill Type
- Vertical
- County
- MIDLAND
- District
- 8
- Operator
- COG OPERATING LLC
- Completed
- 2011-11-04
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