42-461-36307
PRODUCINGRAILWAY RANCH 18
UPTON County · District 7 · WINN OPERATING LLC · SPRABERRY (TREND AREA)
Permits
1
Max Depth
10,800 ft
First Permit
2009-05-04
Latest Activity
2009-05-04
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2009-07-16
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: WINN OPERATING LLC ≠ Permit: TERRACE PETROLEUM CORPORATION
Resolved via: production → WINN 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
2007-03
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 (4) Elevation 2,856 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| UPPER SPRABERRY (Spraberry) | 7,747 ft | -4,891 ft |
| LOWER SPRABERRY (Spraberry) | 8,172 ft | -5,316 ft |
| DEAN | 8,875 ft | -6,019 ft |
| WOLFCAMP | 9,160 ft | -6,304 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 |
|---|---|
| 7,747–10,504 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 392 ft | 240 sx |
| 5.5" | 10,713 ft | 1,150 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
- 5
- Max Depth
- 10,800 ft
- Drill Type
- Vertical
- County
- UPTON
- District
- 7
- Operator
- WINN OPERATING LLC
- Completed
- 2009-07-16
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