42-329-37962
PRODUCINGSPANISH TRAIL
MIDLAND County · District 8 · COG OPERATING LLC · SPRABERRY (TREND AREA)
Permits
1
Max Depth
12,000 ft
First Permit
2012-04-26
Latest Activity
2012-04-26
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2013-04-05
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 (6) Elevation 2,865 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| CLEARFORK (Clear Fork) | 7,264 ft | -4,399 ft |
| SPRABERRY | 8,176 ft | -5,311 ft |
| DEAN | 9,430 ft | -6,565 ft |
| WOLFCAMP | 9,664 ft | -6,799 ft |
| CLINE | 10,350 ft | -7,485 ft |
| STRAWN | 10,644 ft | -7,779 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 (9)
| Interval | Type |
|---|---|
| 7,264–7,300 ft | Perforated |
| 8,176–8,388 ft | Perforated |
| 8,505–8,713 ft | Perforated |
| 8,820–9,017 ft | Perforated |
| 9,430–9,450 ft | Perforated |
| 9,664–9,744 ft | Perforated |
| 9,970–10,010 ft | Perforated |
| 10,350–10,400 ft | Perforated |
| 10,644–10,680 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 301 ft | 400 sx |
| 8.625" | 5,238 ft | 1,910 sx |
| 5.5" | 10,810 ft | 650 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
- 4711
- Max Depth
- 12,000 ft
- Drill Type
- Vertical
- County
- MIDLAND
- District
- 8
- Operator
- COG OPERATING LLC
- Completed
- 2013-04-05
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