42-329-43876
Final Completion HorizontalBANKHEAD 4-33 UNIT 2A
MIDLAND County · District 8 · ENDEAVOR ENERGY RESOURCES L.P. · SPRABERRY (TREND AREA) R 40 EXC
Permits
2
Max Depth
10,400 ft
First Permit
2020-01-03
Latest Activity
2022-05-13
Lifespan
2 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2021-10-03
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: ENDEAVOR ENERGY RESOURCES L.P. ≠ Production: DIAMONDBACK E&P LLC (reported 2026-04)
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
2018-06
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 (17) Elevation 2,803 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SANTA ROSA | 1,000 ft | +1,803 ft |
| RUSTLER | 1,778 ft | +1,025 ft |
| YATES | 2,851 ft | -48 ft |
| SEVEN RIVERS | 3,178 ft | -375 ft |
| QUEEN | 3,807 ft | -1,004 ft |
| GRAYBURG | 4,199 ft | -1,396 ft |
| SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres) | 4,996 ft | -2,193 ft |
| GLORIETA | 6,065 ft | -3,262 ft |
| CLEARFORK (Clear Fork) | 7,021 ft | -4,218 ft |
| SPRABERRY | 7,893 ft | -5,090 ft |
| JO MILL | 8,716 ft | -5,913 ft |
| SPRABERRY / DEAN (Spraberry) | 9,190 ft | -6,387 ft |
| WOLFCAMP | 9,410 ft | -6,607 ft |
| ATOKA | — | — |
| CANYON / STRAWN (Canyon) | — | — |
| PENNSYLVANIAN | — | — |
| STRAWN | — | — |
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 |
|---|---|
| 9,859–19,720 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 1,760 ft | 1,430 sx |
| 10.75" | 7,322 ft | 822 sx |
| 5.5" | 19,844 ft | 1,304 sx |
Permit History (2)
Applications (2)
Records & Logs
4 completion filings on record · 2 with log images at RRC.
Completion packets open directly (post-2011 filings include attached logs). Log images can't be deep-linked — clicking copies the API for you to paste.
Well Details
- Well Number
- 261
- Max Depth
- 10,400 ft
- Drill Type
- Horizontal
- County
- MIDLAND
- District
- 8
- Operator
- ENDEAVOR ENERGY RESOURCES L.P.
- Completed
- 2021-10-03
Operator
- Location
- MIDLAND
- P-5 Status
- Active (filed 2026-06-12)
- Cum Oil (all leases)
- 507,205,629 bbl
- Cum Gas (all leases)
- 70,424,421 mcf
- Total Permits
- 6,190