42-329-41483
Final Completion HorizontalSPANISH TRAIL
MIDLAND County · District 8 · COG OPERATING LLC · SPRABERRY (TREND AREA)
Permits
1
Max Depth
9,800 ft
First Permit
2017-03-09
Latest Activity
2017-03-09
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2017-10-26
Shut-In
—
Plugged
—
EWA / Permit operator mismatch
Scheduling: COG OPERATING LLC ≠ Permit: RSP PERMIAN, LLC
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 (10) Elevation 2,891 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SANTA ROSA | 1,000 ft | +1,891 ft |
| YATES | 2,957 ft | -66 ft |
| SEVEN RIVERS | 3,500 ft | -609 ft |
| QUEEN | 4,010 ft | -1,119 ft |
| GRAYBURG | 4,704 ft | -1,813 ft |
| SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres) | 4,706 ft | -1,815 ft |
| GLORIETA | 5,600 ft | -2,709 ft |
| CLEARFORK (Clear Fork) | 7,263 ft | -4,372 ft |
| SPRABERRY | 7,270 ft | -4,379 ft |
| SPRABERRY UPPER-DEAN (Spraberry) | 8,143 ft | -5,252 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 |
|---|---|
| 9,886–18,714 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 1,578 ft | 1,005 sx |
| 9.625" | 8,693 ft | 830 sx |
| 5.5" | 18,810 ft | 2,580 sx |
Permit History (1)
Applications (1)
Records & Logs
2 completion filings on record · 2 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
- 3331H
- Max Depth
- 9,800 ft
- Drill Type
- Horizontal
- County
- MIDLAND
- District
- 8
- Operator
- COG OPERATING LLC
- Completed
- 2017-10-26
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
- 4,547