42-135-39488
PRODUCINGMARY ELLEN
ECTOR County · District 8 · DIAMONDBACK E&P LLC · SALLIE ANN (SPRABERRY-WOLFCAMP)
Permits
1
Max Depth
11,500 ft
First Permit
2008-03-26
Latest Activity
2008-03-26
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2009-11-02
Shut-In
—
Plugged
—
P-5 Org Status: X
EWA / Permit operator mismatch
Scheduling: DIAMONDBACK E&P LLC ≠ Permit: EXL PETROLEUM, LP
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
2007-10
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 (6) Elevation 2,929 ft
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SAN ANDRES | 5,048 ft | -2,119 ft |
| CLEAR FORK | 5,688 ft | -2,759 ft |
| UPPER SPRABERRY (Spraberry) | 6,354 ft | -3,425 ft |
| LOWER SPRABERRY (Spraberry) | 7,556 ft | -4,627 ft |
| UPPER WOLFCAMP (Wolfcamp) | 9,162 ft | -6,233 ft |
| LOWER WOLFCAMP (Wolfcamp) | 10,207 ft | -7,278 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 |
|---|---|
| 7,687–10,195 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 12.75" | 319 ft | 140 sx |
| 8.625" | 4,722 ft | 1,285 sx |
| 5.5" | 10,368 ft | 775 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.
No GPS coordinates yet
Well Details
- Well Number
- 4
- Max Depth
- 11,500 ft
- Drill Type
- Vertical
- County
- ECTOR
- District
- 8
- Operator
- DIAMONDBACK E&P LLC
- Completed
- 2009-11-02
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
- 4,977