42-165-33070
Final CompletionWASSON SOUTH CLEARFORK UNIT
GAINES County · District 8 · OCCIDENTAL PERMIAN LTD. · WASSON 72
Permits
1
Max Depth
7,800 ft
First Permit
1984-12-10
Latest Activity
1984-12-10
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1995-11-03
Shut-In
—
Plugged
2021-02-27
EWA / Permit operator mismatch
Scheduling: OCCIDENTAL PERMIAN LTD. ≠ Permit: SHELL WESTERN E&P INC.
Resolved via: production → OCCIDENTAL PERMIAN LTD.
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
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 (17) Elevation 3,544 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| RUSTLER | 2,104 ft | +1,440 ft |
| SALADO | 2,174 ft | +1,370 ft |
| TANSIL | 2,887 ft | +657 ft |
| YATES | 2,968 ft | +576 ft |
| SEVEN RIVERS | 3,135 ft | +409 ft |
| QUEEN | 3,471 ft | +73 ft |
| GRAYBURG | 4,183 ft | -639 ft |
| SAN ANDRES | 4,517 ft | -973 ft |
| GLORIETA | 6,068 ft | -2,524 ft |
| GLORIETA | 6,086 ft | -2,542 ft |
| UPPER CLEARFORK (Clear Fork) | 6,313 ft | -2,769 ft |
| U. CLEARFORK | 6,343 ft | -2,799 ft |
| UPPER CLEARFORK (Clear Fork) | 6,343 ft | -2,799 ft |
| MIDDLE CLEARFORK (Clear Fork) | 6,731 ft | -3,187 ft |
| TUBB | 7,466 ft | -3,922 ft |
| L. CLEARFORK | 7,553 ft | -4,009 ft |
| LOWER CLEARFORK (Clear Fork) | 7,553 ft | -4,009 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 (4)
| Interval | Type |
|---|---|
| 6,352–7,821 ft | Perforated |
| 6,527–6,725 ft | Perforated |
| 6,744–6,794 ft | Perforated |
| 7,558–7,821 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 379 ft | 400 sx |
| 9.625" | 3,358 ft | 1,550 sx |
| 5.5" | 8,021 ft | 2,890 sx |
Permit History (1)
Applications (1)
Records & Logs
4 completion filings on record.
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
- 9509S
- Max Depth
- 7,800 ft
- Drill Type
- Vertical
- County
- GAINES
- District
- 8
- Operator
- OCCIDENTAL PERMIAN LTD.
- Completed
- 1995-11-03
Operator
- Location
- HOUSTON
- P-5 Status
- Active (filed 2026-02-02)
- Cum Oil (all leases)
- 1,136,409,534 bbl
- Cum Gas (all leases)
- 442,977,611 mcf
- Activities
- CSGD/G, CSGD/P, G/PUR, GTHS/C, GTHS/G, GTHS/O, OPRS/G, OPRS/O
- Total Permits
- 6,246