42-317-39022
SHUT INGLASS G. W. B NORTH
MARTIN County · District 8 · COG OPERATING LLC · SPRABERRY (TREND AREA)
Permits
2
Max Depth
12,500 ft
First Permit
2013-10-31
Latest Activity
2013-10-31
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2014-04-12
Shut-In
—
Plugged
—
P-5 Org Status: X
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
2011-01
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 (10) Elevation 2,931 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SANTA ROSA | 1,000 ft | +1,931 ft |
| YATES | 2,850 ft | +81 ft |
| QUEEN | 3,910 ft | -979 ft |
| GRAYBURG | 3,950 ft | -1,019 ft |
| SAN ANDRES - ACTIVE CO2 FLOOD; H (San Andres) | 4,700 ft | -1,769 ft |
| SPRABERRY | 7,882 ft | -4,951 ft |
| CISCO | 8,500 ft | -5,569 ft |
| DEAN | 9,172 ft | -6,241 ft |
| WOLFCAMP | 9,355 ft | -6,424 ft |
| PENNSYLVANIAN | 9,400 ft | -6,469 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 |
|---|---|
| 9,360–11,730 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 418 ft | 415 sx |
| 8.625" | 5,238 ft | 1,200 sx |
| 5.5" | 11,920 ft | 950 sx |
Permit History (2)
Applications (2)
Records & Logs
1 completion filing 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
- 28
- Max Depth
- 12,500 ft
- Drill Type
- Vertical
- County
- MARTIN
- District
- 8
- Operator
- COG OPERATING LLC
- Completed
- 2014-04-12
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