42-317-34873
Final CompletionTUNNELL 8
MARTIN County · District 8 · DIAMONDBACK E&P LLC · SPRABERRY (TREND AREA)
Permits
2
Max Depth
12,000 ft
First Permit
2007-03-02
Latest Activity
2017-11-14
Lifespan
11 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2007-08-15
Shut-In
—
Plugged
2023-09-28
EWA / Production operator mismatch
Scheduling: DIAMONDBACK E&P LLC ≠ Production: ENDEAVOR ENERGY RESOURCES L.P. (reported 2023-02)
EWA / Permit operator mismatch
Scheduling: DIAMONDBACK E&P LLC ≠ Permit: ENDEAVOR ENERGY RESOURCES L.P.
Resolved via: scheduling → 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
2007-09
Last Production
2026-07
Operator History
originally filed by ENDEAVOR ENERGY RESOURCES L.P. — asset transferred
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (9) Elevation 2,631 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SPRABERRY | 6,975 ft | -4,344 ft |
| LOWER SPRABERRY (Spraberry) | 7,475 ft | -4,844 ft |
| DEAN | 8,300 ft | -5,669 ft |
| WOLFCAMP | 8,600 ft | -5,969 ft |
| STRAWN | 10,000 ft | -7,369 ft |
| STRAWN | 10,075 ft | -7,444 ft |
| MISS (Mississippian) | 10,250 ft | -7,619 ft |
| WOODFORD | 10,850 ft | -8,219 ft |
| ATOKA | — | — |
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 (2)
| Interval | Type |
|---|---|
| 7,001–9,474 ft | Perforated |
| 7,001–10,771 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 12.75" | 250 ft | 250 sx |
| 8.625" | 4,441 ft | 700 sx |
| 4.5" | 10,876 ft | 1,440 sx |
Permit History (2)
Applications (2)
Records & Logs
3 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
- 1
- Max Depth
- 12,000 ft
- Drill Type
- Vertical
- County
- MARTIN
- District
- 8
- Operator
- DIAMONDBACK E&P LLC
- Completed
- 2007-08-15
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