42-135-41293
PRODUCINGBASS ERNEST T
ECTOR County · District 8 · DIAMONDBACK E&P LLC · SALLIE ANN (SPRABERRY-WOLFCAMP)
Permits
1
Max Depth
10,300 ft
First Permit
2011-08-30
Latest Activity
2011-08-30
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2012-09-29
Shut-In
—
Plugged
—
P-5 Org Status: X
EWA / Permit operator mismatch
Scheduling: DIAMONDBACK E&P LLC ≠ Permit: DEVON ENERGY PRODUCTION CO, L.P.
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
2010-09
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 (3) Elevation 2,888 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| MIDDLE CLEAR FORK (Clear Fork) | 7,243 ft | -4,355 ft |
| UPPER WOLFCAMP (Wolfcamp) | 9,092 ft | -6,204 ft |
| LOWER WOLFCAMP (Wolfcamp) | 9,762 ft | -6,874 ft |
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 ↗
Perforations (1)
| Interval | Type |
|---|---|
| 7,924–10,018 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 12.75" | 302 ft | 140 sx |
| 8.625" | 4,685 ft | 1,945 sx |
| 5.5" | 10,225 ft | 895 sx |
Permit History (1)
Applications (1)
Records & Logs
1 completion filing 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.
No GPS coordinates yet
Well Details
- Well Number
- 12
- Max Depth
- 10,300 ft
- Drill Type
- Vertical
- County
- ECTOR
- District
- 8
- Operator
- DIAMONDBACK E&P LLC
- Completed
- 2012-09-29
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
- 4,970