42-317-36799
Final CompletionWHITE D
MARTIN County · District 8 · JM COX RESOURCES L.P. · BIG SPRING W. (PENN)
Permits
3
Max Depth
12,000 ft
First Permit
2011-05-02
Latest Activity
2014-11-13
Lifespan
4 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2011-07-28
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: JM COX RESOURCES L.P. ≠ Production: OXYROCK OPERATING, LLC (reported 2026-04)
Resolved via: production → OXYROCK 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
2011-07
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 (5) Elevation 2,492 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SPRABERRY | 6,600 ft | -4,108 ft |
| DEAN | 7,900 ft | -5,408 ft |
| WOLFCAMP | 8,100 ft | -5,608 ft |
| CLINE | 9,090 ft | -6,598 ft |
| STRAWN | 9,670 ft | -7,178 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 (6)
| Interval | Type |
|---|---|
| 8,221–8,412 ft | Perforated |
| 8,495–8,635 ft | Perforated |
| 8,648–8,899 ft | Perforated |
| 9,131–9,361 ft | Perforated |
| 9,450–9,654 ft | Perforated |
| 10,206–10,448 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 206 ft | 350 sx |
| 8.625" | 5,236 ft | 1,205 sx |
| 5.5" | 10,610 ft | 1,400 sx |
Permit History (3)
Applications (4)
Records & Logs
3 completion filings on record · 3 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
- 1
- Max Depth
- 12,000 ft
- Drill Type
- Vertical
- County
- MARTIN
- District
- 8
- Operator
- JM COX RESOURCES L.P.
- Completed
- 2011-07-28
Operator
- Name
- JM COX RES, L.P
- Location
- MIDLAND
- P-5 Status
- Inactive (filed 2019-03-18)
- Cum Oil (all leases)
- 13,953,943 bbl
- Cum Gas (all leases)
- 3,782,286 mcf
- Total Permits
- 180