42-317-35335
Final CompletionGLASS G. W. ETAL
MARTIN County · District 8 · COG OPERATING LLC · SPRABERRY (TREND AREA)
Permits
1
Max Depth
11,000 ft
First Permit
2008-06-28
Latest Activity
2008-06-28
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2009-01-09
Shut-In
—
Plugged
2023-10-05
EWA / Permit operator mismatch
Scheduling: COG OPERATING LLC ≠ Permit: THOMPSON, J. CLEO
Resolved via: scheduling → 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
1993-01
Last Production
2024-10
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 2,880 ft
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| LOWER CLEARFORK (Clear Fork) | 7,752 ft | -4,872 ft |
| UPPER SPRABERRY (Spraberry) | 7,995 ft | -5,115 ft |
| LOWER SPRABERRY (Spraberry) | 8,505 ft | -5,625 ft |
| DEAN | 9,238 ft | -6,358 ft |
| WOLFCAMP | 9,512 ft | -6,632 ft |
| STRAWN | 10,585 ft | -7,705 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 |
|---|---|
| 8,292–10,761 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 355 ft | 425 sx |
| 8.625" | 5,158 ft | 1,600 sx |
| 5.5" | 10,925 ft | 1,400 sx |
Permit History (1)
Applications (1)
Records & Logs
2 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
- 4
- Max Depth
- 11,000 ft
- Drill Type
- Vertical
- County
- MARTIN
- District
- 8
- Operator
- COG OPERATING LLC
- Completed
- 2009-01-09
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