42-317-33931
Final CompletionGLASS G.W. B
MARTIN County · District 8 · COG OPERATING LLC · SPRABERRY (TREND AREA)
Permits
1
Max Depth
12,500 ft
First Permit
1993-03-15
Latest Activity
1993-03-15
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1993-07-01
Shut-In
—
Plugged
2019-08-30
EWA / Permit operator mismatch
Scheduling: COG OPERATING LLC ≠ Permit: THOMPSON, J. CLEO
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
1993-01
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 (4) Elevation 2,856 ft
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| UPPER SPRABERRY (Spraberry) | 7,807 ft | -4,951 ft |
| LOWER SPRABERRY (Spraberry) | 8,425 ft | -5,569 ft |
| DEAN | 9,076 ft | -6,220 ft |
| WOLFCAMP | 9,314 ft | -6,458 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 |
|---|---|
| 7,816–7,907 ft | Perforated |
| 8,612–8,685 ft | Perforated |
| 9,074–9,221 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 318 ft | 365 sx |
| 8.625" | 5,110 ft | 1,530 sx |
| 4.5" | 9,450 ft | 935 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
- 10
- Max Depth
- 12,500 ft
- Drill Type
- Vertical
- County
- MARTIN
- District
- 8
- Operator
- COG OPERATING LLC
- Completed
- 1993-07-01
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