42-467-00513
Final CompletionSWAIN O. L. 11
VAN ZANDT County · District 5 · UNION OIL COMPANY OF CALIFORNIA · VAN
Permits
1
Max Depth
2,894 ft
First Permit
2004-06-04
Latest Activity
2004-06-04
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
—
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: UNION OIL COMPANY OF CALIFORNIA ≠ Production: BASA RESOURCES, INC. (reported 2026-04)
Resolved via: production → BASA RESOURCES, INC.
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
Permitted Volume
25,000 bbl/d
Max Pressure
1,000 psi
Injection Interval
2,630–2,886 ft
Injected (12mo)
—
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 460 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| NACOTOCH | 1,160 ft | -700 ft |
| PECAN GAP | 1,675 ft | -1,215 ft |
| AUSTIN CHALK | 1,817 ft | -1,357 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 (6)
| Interval | Type |
|---|---|
| 1,752–1,776 ft | Perforated |
| 2,630–2,640 ft | Perforated |
| 2,686–2,732 ft | Perforated |
| 2,783–2,789 ft | Perforated |
| 2,806–2,843 ft | Perforated |
| 2,873–2,886 ft | Perforated |
Casing (4)
| Size | Set Depth | Cement |
|---|---|---|
| 10.75" | 278 ft | 150 sx |
| 10.75" | 278 ft | 150 sx |
| 7" | 2,621 ft | 400 sx |
| 7" | 2,621 ft | 400 sx |
Permit History (1)
Applications (1)
Records & Logs
4 completion filings on record · 1 with log images at RRC.
Completion packets open directly (post-2011 filings include attached logs). Log images can't be deep-linked — clicking copies the API for you to paste.
No GPS coordinates yet
Well Details
- Well Number
- 3
- Max Depth
- 2,894 ft
- Drill Type
- Vertical
- County
- VAN ZANDT
- District
- 5
- Operator
- UNION OIL COMPANY OF CALIFORNIA
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