42-317-39417
PRODUCINGNAIL RANCH 12
MARTIN County · District 8 · OXYROCK OPERATING LLC · SPRABERRY (TREND AREA)
Permits
1
Max Depth
12,000 ft
First Permit
2014-06-02
Latest Activity
2014-06-02
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2014-08-28
Shut-In
—
Plugged
—
P-5 Org Status: X
EWA / Permit operator mismatch
Scheduling: OXYROCK OPERATING LLC ≠ Permit: CROWNQUEST OPERATING, LLC
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
2011-01
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 2,735 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| YATES | 2,534 ft | +201 ft |
| QUEEN | 3,513 ft | -778 ft |
| GRAYBURG | 4,292 ft | -1,557 ft |
| SAN ANDRES - ACTIVE CO2 FLOOD; H (San Andres) | 4,417 ft | -1,682 ft |
| SPRABERRY | 7,522 ft | -4,787 ft |
| DEAN | 8,843 ft | -6,108 ft |
| WOLFCAMP | 9,076 ft | -6,341 ft |
| ATOKA | 10,950 ft | -8,215 ft |
| CISCO | — | — |
| SANTA ROSA | — | — |
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 |
|---|---|
| 9,127–11,347 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 353 ft | 500 sx |
| 8.625" | 5,350 ft | 1,225 sx |
| 5.5" | 11,529 ft | 1,925 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
- 8
- Max Depth
- 12,000 ft
- Drill Type
- Vertical
- County
- MARTIN
- District
- 8
- Operator
- OXYROCK OPERATING LLC
- Completed
- 2014-08-28
Operator
- Name
- OXYROCK OPER, LLC
- Location
- HOUSTON
- P-5 Status
- X (filed 2026-04-22)
- Cum Oil (all leases)
- 64,850,483 bbl
- Cum Gas (all leases)
- 77,830 mcf
- Activities
- OPRS/G, OPRS/O
- Total Permits
- 364