42-003-47314
Final Completion HorizontalUNIVERSITY 6-40 UNIT
ANDREWS County · District 8 · AJAX RESOURCES LLC · SPRABERRY (TREND AREA) R 40 EXC
Permits
3
Max Depth
10,214 ft
First Permit
2015-12-28
Latest Activity
2017-12-21
Lifespan
2 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2016-03-01
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: AJAX RESOURCES LLC ≠ 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
2016-03
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 (14) Elevation 2,965 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| CLEARFORK (Clear Fork) | 6,448 ft | -3,483 ft |
| OPAL SPRABERRY | 8,200 ft | -5,235 ft |
| UPPER SPRABERRY (Spraberry) | 8,333 ft | -5,368 ft |
| MIDDLE SPRABERRY (Spraberry) | 8,669 ft | -5,704 ft |
| LOWER SPRABERRY (Spraberry) | 9,295 ft | -6,330 ft |
| GLORIETA | — | — |
| GRAYBURG | — | — |
| HOLT | — | — |
| PERMIAN DETRITAL (Permian (undifferentiated)) | — | — |
| QUEEN | — | — |
| SAN ANDRES - CO2 FLOOD, HIGH FLO (San Andres) | — | — |
| SEVEN RIVERS | — | — |
| TUBB | — | — |
| YATES | — | — |
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 |
|---|---|
| 10,214–17,357 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 1,847 ft | 1,585 sx |
| 9.625" | 8,547 ft | 570 sx |
| 5.5" | 17,541 ft | 2,175 sx |
Permit History (3)
Applications (3)
Records & Logs
3 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
- 4005LS
- Max Depth
- 10,214 ft
- Drill Type
- Horizontal
- County
- ANDREWS
- District
- 8
- Operator
- AJAX RESOURCES LLC
- Completed
- 2016-03-01
Operator
- Name
- AJAX RES, LLC
- Location
- HOUSTON
- P-5 Status
- Inactive (filed 2019-01-16)
- Cum Oil (all leases)
- 5,795,960 bbl
- Cum Gas (all leases)
- — mcf
- Total Permits
- 62