42-317-40552
Final Completion HorizontalNORTH BUFFALO RIVER 27-34-39
MARTIN County · District 8 · DIAMONDBACK E&P LLC · SPRABERRY (TREND AREA) R 40 EXC
Permits
3
Max Depth
9,000 ft
First Permit
2016-09-22
Latest Activity
2020-11-02
Lifespan
4 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2016-12-27
Shut-In
—
Plugged
—
EWA / Permit operator mismatch
Scheduling: DIAMONDBACK E&P LLC ≠ Permit: LARIO OIL & GAS COMPANY
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
2016-12
Last Production
2026-07
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (10) Elevation 2,590 ft (KB)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SANTA ROSA | 250 ft | +2,340 ft |
| YATES | 2,114 ft | +476 ft |
| QUEEN | 3,170 ft | -580 ft |
| GRAYBURG | 3,490 ft | -900 ft |
| SAN ANDRES - ACTIVE CO2 FLOOD; H (San Andres) | 3,755 ft | -1,165 ft |
| CISCO | 4,905 ft | -2,315 ft |
| SPRABERRY | 6,780 ft | -4,190 ft |
| DEAN | 8,047 ft | -5,457 ft |
| WOLFCAMP | 8,255 ft | -5,665 ft |
| PENNSYLVANIAN | — | — |
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 |
|---|---|
| 8,450–18,563 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 1,136 ft | 1,240 sx |
| 9.625" | 8,110 ft | 2,103 sx |
| 5.5" | 18,623 ft | 2,830 sx |
Permit History (3)
Applications (3)
Records & Logs
4 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.
Well Details
- Well Number
- 271HW
- Max Depth
- 9,000 ft
- Drill Type
- Horizontal
- County
- MARTIN
- District
- 8
- Operator
- DIAMONDBACK E&P LLC
- Completed
- 2016-12-27
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
- 4,974