42-235-33437
Final CompletionSUGG 1895
IRION County · District 7 · COG OPERATING LLC · LONESOME REEF (WOLFCAMP)
Permits
3
Max Depth
7,800 ft
First Permit
1995-09-15
Latest Activity
2011-04-06
Lifespan
16 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1995-10-18
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
1995-10
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 2,155 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| DEAN | 4,601 ft | -2,446 ft |
| DEAN | 4,836 ft | -2,681 ft |
| WOLFCAMP | 4,990 ft | -2,835 ft |
| CANYON A (Canyon) | 6,358 ft | -4,203 ft |
| CANYON C (Canyon) | 6,960 ft | -4,805 ft |
| BASE CANYON (Canyon) | 7,028 ft | -4,873 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 |
|---|---|
| 4,629–5,523 ft | Perforated |
| 5,624–5,666 ft | Perforated |
| 5,778–5,852 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 1,200 ft | 700 sx |
| 8.625" | 7,500 ft | 800 sx |
| 4.5" | 7,500 ft | 1,010 sx |
Permit History (3)
Applications (3)
Records & Logs
3 completion filings on record · 1 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
- 5
- Max Depth
- 7,800 ft
- Drill Type
- Vertical
- County
- IRION
- District
- 7
- Operator
- COG OPERATING LLC
- Completed
- 1995-10-18
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
- 4,560