42-317-45621
PRODUCING HorizontalCOX 12-9 UNIT 1
MARTIN County · District 8 · DIAMONDBACK E&P LLC · SPRABERRY (TREND AREA)
Permits
1
Max Depth
10,802 ft
First Permit
2023-09-25
Latest Activity
2023-09-25
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2024-11-30
Shut-In
—
Plugged
—
P-5 Org Status: X
EWA / Permit operator mismatch
Scheduling: DIAMONDBACK E&P LLC ≠ Permit: ENDEAVOR ENERGY RESOURCES L.P.
Resolved via: production → DIAMONDBACK E&P 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
2017-08
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 (15) Elevation 2,827 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SANTA ROSA | 1,000 ft | +1,827 ft |
| YATES | 2,757 ft | +70 ft |
| QUEEN | 3,623 ft | -796 ft |
| GRAYBURG | 3,977 ft | -1,150 ft |
| SAN ANDRES - ACTIVE CO2 FLOOD; H (San Andres) | 4,739 ft | -1,912 ft |
| CLEARFORK, UPPER (Clear Fork) | 6,476 ft | -3,649 ft |
| SPRABERRY | 7,793 ft | -4,966 ft |
| CISCO | — | — |
| DEAN | — | — |
| DEVONIAN | — | — |
| MISSISSIPPIAN | — | — |
| PENNSYLVANIAN | — | — |
| SILURIAN (Silurian (undifferentiated)) | — | — |
| STRAWN | — | — |
| WOLFCAMP | — | — |
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 ↗
Offset Well Tops (nearest 8 wells with tops)
What nearby completed wells reported.
Nearest wells within 10 mi (surface locations). Click wells to select them, then open the cross-section to compare tops side by side (max 6 wells per section, including this one).
Perforations (1)
| Interval | Type |
|---|---|
| 8,740–16,401 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 1,925 ft | 1,515 sx |
| 9.625" | 6,684 ft | 1,825 sx |
| 5.5" | 16,426 ft | 1,920 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.
Well Details
- Well Number
- 131
- Max Depth
- 10,802 ft
- Drill Type
- Horizontal
- County
- MARTIN
- District
- 8
- Operator
- DIAMONDBACK E&P LLC
- Completed
- 2024-11-30
Operator
- Name
- DIAMONDBACK E&P LLC
- Location
- MIDLAND
- P-5 Status
- X (filed 2026-05-04)
- Cum Oil (all leases)
- 986,290,193 bbl
- Cum Gas (all leases)
- 41,995,553 mcf
- Activities
- GTHS/C, GTHS/O, OPRS/G, OPRS/O
- Total Permits
- 4,969