42-317-36699
Final CompletionMABEE 139
MARTIN County · District 8 · COG OPERATING LLC · SPRABERRY (TREND AREA)
Permits
1
Max Depth
12,500 ft
First Permit
2011-03-10
Latest Activity
2011-03-10
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2011-11-01
Shut-In
—
Plugged
2021-08-16
EWA / Permit operator mismatch
Scheduling: COG OPERATING LLC ≠ Permit: OXY USA INC.
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
2008-04
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 (3) Elevation 2,892 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SPRABERRY | 8,076 ft | -5,184 ft |
| WOLFCAMP | 9,535 ft | -6,643 ft |
| STRAWN | 10,670 ft | -7,778 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 (7)
| Interval | Type |
|---|---|
| 8,288–8,640 ft | Perforated |
| 8,840–9,190 ft | Perforated |
| 9,477–9,702 ft | Perforated |
| 9,872–10,084 ft | Perforated |
| 10,308–10,554 ft | Perforated |
| 10,744–10,986 ft | Perforated |
| 11,287–11,466 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 734 ft | 480 sx |
| 9.625" | 5,415 ft | 1,820 sx |
| 5.5" | 11,944 ft | 980 sx |
Permit History (1)
Applications (1)
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
- 815
- Max Depth
- 12,500 ft
- Drill Type
- Vertical
- County
- MARTIN
- District
- 8
- Operator
- COG OPERATING LLC
- Completed
- 2011-11-01
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