42-135-40004
PRODUCINGTHELMA LOU
ECTOR County · District 8 · DIAMONDBACK E&P LLC · SALLIE ANN (SPRABERRY-WOLFCAMP)
Permits
1
Max Depth
10,500 ft
First Permit
2009-11-06
Latest Activity
2009-11-06
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2017-10-11
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
2008-02
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 (12) Elevation 2,889 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SAN ANDRES | 4,851 ft | -1,962 ft |
| SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres) | 4,851 ft | -1,962 ft |
| LOWER SPRABERRY (Spraberry) | 7,376 ft | -4,487 ft |
| WOLFCAMP | 9,093 ft | -6,204 ft |
| CLEARFORK (Clear Fork) | — | — |
| GLORIETA | — | — |
| GRAYBURG | — | — |
| HOLT | — | — |
| QUEEN | — | — |
| SANTA ROSA BASE (Santa Rosa) | — | — |
| SEVEN RIVERS | — | — |
| 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 ↗
Perforations (1)
| Interval | Type |
|---|---|
| 7,601–9,951 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 12.75" | 317 ft | 140 sx |
| 8.625" | 4,515 ft | 990 sx |
| 5.5" | 10,203 ft | 899 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
- 11
- Max Depth
- 10,500 ft
- Drill Type
- Vertical
- County
- ECTOR
- District
- 8
- Operator
- DIAMONDBACK E&P LLC
- Completed
- 2017-10-11
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