42-317-41021
SHUT IN HorizontalWALKER 14-11 (ALLOC-2NH)
MARTIN County · District 8 · DIAMONDBACK E&P LLC · SPRABERRY (TREND AREA)
Permits
1
Max Depth
10,500 ft
First Permit
2017-09-28
Latest Activity
2017-09-28
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2022-08-10
Shut-In
—
Plugged
—
P-5 Org Status: X
EWA / Permit operator mismatch
Scheduling: DIAMONDBACK E&P LLC ≠ Permit: GUIDON ENERGY MGMT SERVICES LLC
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
2017-09
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 (11) Elevation 2,716 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SANTA ROSA | 1,000 ft | +1,716 ft |
| YATES | 2,200 ft | +516 ft |
| GRAYBURG | 3,805 ft | -1,089 ft |
| QUEEN | 4,100 ft | -1,384 ft |
| SAN ANDRES - ACTIVE CO2 FLOOD; H (San Andres) | 4,834 ft | -2,118 ft |
| SPRABERRY | 7,338 ft | -4,622 ft |
| CISCO | 8,500 ft | -5,784 ft |
| DEAN | 8,711 ft | -5,995 ft |
| WOLFCAMP | 8,924 ft | -6,208 ft |
| PENNSYLVANIAN | 9,400 ft | -6,684 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 |
|---|---|
| 8,758–16,182 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 1,810 ft | 1,729 sx |
| 9.625" | 6,307 ft | 1,060 sx |
| 5.5" | 16,281 ft | 1,870 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
- 4LR
- Max Depth
- 10,500 ft
- Drill Type
- Horizontal
- County
- MARTIN
- District
- 8
- Operator
- DIAMONDBACK E&P LLC
- Completed
- 2022-08-10
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
- 5,054