42-495-31347
Final CompletionMCCABE F. P.
WINKLER County · District 8 · PENWELL SOUTH OPERATING LLC · HALLEY
Permits
2
Max Depth
3,300 ft
First Permit
1981-05-05
Latest Activity
1993-04-06
Lifespan
12 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1981-07-07
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: PENWELL SOUTH OPERATING LLC ≠ Production: BLACK ARROW OPERATING, LLC (reported 2026-04)
EWA / Permit operator mismatch
Scheduling: PENWELL SOUTH OPERATING LLC ≠ Permit: SOUTHWEST ROYALTIES, INC.
Resolved via: production → BLACK ARROW OPERATING, 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
1993-01
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 (2) Elevation 2,808 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| RUSTLER | 788 ft | +2,020 ft |
| YATES | 2,379 ft | +429 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 (2)
| Interval | Type |
|---|---|
| 2,391–2,497 ft | Perforated |
| 2,864–3,174 ft | Perforated |
Casing (4)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 402 ft | 400 sx |
| 2.375" | 3,071 ft | — |
| 4.5" | 3,300 ft | 810 sx |
| 4.5" | 3,300 ft | 1,010 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.
No GPS coordinates yet
Well Details
- Well Number
- 57
- Max Depth
- 3,300 ft
- Drill Type
- Vertical
- County
- WINKLER
- District
- 8
- Operator
- PENWELL SOUTH OPERATING LLC
- Completed
- 1981-07-07
Operator
- Location
- AUSTIN
- P-5 Status
- X (filed 2026-06-04)
- Cum Oil (all leases)
- 37,106 bbl
- Cum Gas (all leases)
- — mcf
- Activities
- OPRS/G, OPRS/O