42-467-30986
Final Completion DirectionalSWAIN W. F. 9
VAN ZANDT County · District 5 · UNION OIL COMPANY OF CALIFORNIA · VAN (UPPER CARLILE)
Permits
2
Max Depth
5,100 ft
First Permit
1997-09-22
Latest Activity
1997-09-22
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1997-10-26
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
1997-10
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 (7) Elevation 470 ft
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| AUSTIN CHALK | 2,520 ft | -2,050 ft |
| RODESSA | 4,656 ft | -4,186 ft |
| UPPER CARLISLE | 4,816 ft | -4,346 ft |
| UPR. CARLISLE | 4,816 ft | -4,346 ft |
| CARLISLE | 4,858 ft | -4,388 ft |
| JAMES (James Lime) | 4,980 ft | -4,510 ft |
| PETTIT | 5,246 ft | -4,776 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 (15)
| Interval | Type |
|---|---|
| 4,659–4,668 ft | Perforated |
| 4,659–4,681 ft | Perforated |
| 4,671–4,681 ft | Perforated |
| 4,690–4,693 ft | Perforated |
| 4,690–4,708 ft | Perforated |
| 4,706–4,708 ft | Perforated |
| 4,724–4,728 ft | Perforated |
| 4,724–4,739 ft | Perforated |
| 4,736–4,739 ft | Perforated |
| 4,742–4,746 ft | Perforated |
| 4,742–4,768 ft | Perforated |
| 4,764–4,768 ft | Perforated |
| 4,816–4,826 ft | Perforated |
| 4,828–4,830 ft | Perforated |
| 4,834–4,844 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 420 ft | 140 sx |
| 8.5" | 5,100 ft | 950 sx |
| 5.5" | 5,100 ft | 950 sx |
Permit History (2)
Applications (2)
Records & Logs
5 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
- 13
- Max Depth
- 5,100 ft
- Drill Type
- Directional
- County
- VAN ZANDT
- District
- 5
- Operator
- UNION OIL COMPANY OF CALIFORNIA
- Completed
- 1997-10-26
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