42-461-37891
Final CompletionTXL 21
UPTON County · District 7 · WINN OPERATING LLC · SPRABERRY (TREND AREA)
Permits
1
Max Depth
12,000 ft
First Permit
2012-02-10
Latest Activity
2012-02-10
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2012-05-13
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: WINN OPERATING LLC ≠ Production: SM ENERGY COMPANY (reported 2026-04)
EWA / Permit operator mismatch
Scheduling: WINN OPERATING LLC ≠ Permit: COG OPERATING LLC
Resolved via: production → SM ENERGY COMPANY
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
2012-05
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 2,844 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SPRABERRY | 7,650 ft | -4,806 ft |
| L. WOLFCAMP | 9,350 ft | -6,506 ft |
| BEND | 10,300 ft | -7,456 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 |
|---|---|
| 7,810–10,720 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 815 ft | 430 sx |
| 5.5" | 10,895 ft | 950 sx |
Permit History (1)
Applications (1)
Records & Logs
2 completion filings on record · 2 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
- 15
- Max Depth
- 12,000 ft
- Drill Type
- Vertical
- County
- UPTON
- District
- 7
- Operator
- WINN OPERATING LLC
- Completed
- 2012-05-13
Operator
- Name
- WINN OPER, LLC
- Location
- KILGORE
- P-5 Status
- Active (filed 2026-01-23)
- Cum Oil (all leases)
- 1,535,482 bbl
- Cum Gas (all leases)
- 178,389 mcf
- Activities
- OPRS/G, OPRS/O
- Total Permits
- 1