42-235-34133
Final CompletionSUGG 15
IRION County · District 7 · COG OPERATING LLC · LONESOME REEF (WOLFCAMP)
Permits
3
Max Depth
9,000 ft
First Permit
2007-09-26
Latest Activity
2011-04-08
Lifespan
4 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2008-01-05
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: COG OPERATING LLC ≠ Production: TRIPLE CROWN RESOURCES, LLC (reported 2026-03)
EWA / Permit operator mismatch
Scheduling: COG OPERATING LLC ≠ Permit: THREE RIVERS OPERATING CO LLC
Resolved via: production → TRIPLE CROWN RESOURCES, 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
2008-01
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 2,352 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| QUEEN | 928 ft | +1,424 ft |
| SPRABERRY | 3,859 ft | -1,507 ft |
| DEAN | 4,789 ft | -2,437 ft |
| DEAN | 4,969 ft | -2,617 ft |
| WOLFCAMP | 5,130 ft | -2,778 ft |
| CANYON | 6,190 ft | -3,838 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 (3)
| Interval | Type |
|---|---|
| 3,816–4,895 ft | Perforated |
| 5,266–6,174 ft | Perforated |
| 6,344–6,532 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 347 ft | 150 sx |
| 4.5" | 6,807 ft | 860 sx |
| 4.5" | — | 600 sx |
Permit History (3)
Applications (3)
Records & Logs
3 completion filings on record · 2 with log images at RRC.
Completion packets open directly (post-2011 filings include attached logs). Log images and the UL library can't be deep-linked — clicking copies the API for you to paste.
No GPS coordinates yet
Well Details
- Well Number
- 4
- Max Depth
- 9,000 ft
- Drill Type
- Vertical
- County
- IRION
- District
- 7
- Operator
- COG OPERATING LLC
- Completed
- 2008-01-05
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
- 4,538