42-495-03295
Final CompletionSMITH F. G.
WINKLER County · District 8 · UNION OIL COMPANY OF CALIFORNIA · WARD S. (PENN. 8430)
Permits
4
Max Depth
9,080 ft
First Permit
1981-05-14
Latest Activity
2000-05-03
Lifespan
19 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1979-03-06
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: UNION OIL COMPANY OF CALIFORNIA ≠ Production: FORMENTERA OPERATIONS LLC (reported 2026-04)
EWA / Permit operator mismatch
Scheduling: UNION OIL COMPANY OF CALIFORNIA ≠ Permit: PRIZE OPERATING COMPANY
Resolved via: production → FORMENTERA OPERATIONS 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
Injection / Disposal
WINKLER County disposal market →Permitted Volume
20,000 bbl/d
Max Pressure
2,400 psi
Injection Interval
4,930–5,100 ft
Injected (12mo)
873,924 bbl
Monthly injected volume (bbl, from H-10 filings through 2025-08-01)
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 2,879 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| CLEARFORK (Clear Fork) | 5,230 ft | -2,351 ft |
| WOLFCAMP | 7,200 ft | -4,321 ft |
| DEVONIAN | 8,205 ft | -5,326 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 (7)
| Interval | Type |
|---|---|
| 4,790–4,840 ft | Perforated |
| 4,946–4,968 ft | Perforated |
| 4,996–4,996 ft | Perforated |
| 5,026–5,056 ft | Perforated |
| 5,240–5,296 ft | Perforated |
| 5,446–5,495 ft | Perforated |
| 6,761–7,495 ft | Perforated |
Casing (5)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 1,105 ft | 900 sx |
| 9.625" | 3,993 ft | 900 sx |
| 7" | 5,000 ft | 1,000 sx |
| 2.375" | 6,570 ft | — |
| 7" | 9,080 ft | 302 sx |
Permit History (4)
BASHARA-PROTHO · 5,200 ft
2000-05-03
Spud 2000-05-08
BASHARA-PROTHRO · 9,080 ft
1985-10-02
BASHARA-PROTHRO · 9,080 ft
1984-04-24
BASHARA-PROTHRO · 9,080 ft
1981-05-14
Spud 1979-01-08
Applications (4)
Records & Logs
9 completion filings on record · 1 with log images at RRC.
+3 more filings
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
- 1
- Max Depth
- 9,080 ft
- Drill Type
- Vertical
- County
- WINKLER
- District
- 8
- Operator
- UNION OIL COMPANY OF CALIFORNIA
- Completed
- 1979-03-06
Operator
- Location
- MIDLAND
- P-5 Status
- Inactive (filed 2020-11-18)
- Cum Oil (all leases)
- 78,952,713 bbl
- Cum Gas (all leases)
- 197,557,199 mcf
- Total Permits
- 2,336