42-165-10231
Final CompletionWASSON SOUTH CLEARFORK UNIT
GAINES County · District 8 · OCCIDENTAL PERMIAN LTD. · WASSON 72
Permits
1
Max Depth
7,900 ft
First Permit
1992-08-25
Latest Activity
1992-08-25
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2023-07-05
Shut-In
—
Plugged
2026-02-26
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 (12) Elevation 3,537 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| RED BEDS/SHALE | 1 ft | +3,536 ft |
| RED BEDS/ANHYDRITE | 930 ft | +2,607 ft |
| ANHYDRITE/SALT | 2,159 ft | +1,378 ft |
| ANHYDRITE | 2,910 ft | +627 ft |
| QUEEN | 3,690 ft | -153 ft |
| GRAYBURG | 4,100 ft | -563 ft |
| SAN ANDRES | 4,362 ft | -825 ft |
| LIME | 4,494 ft | -957 ft |
| GLORIETA | 5,790 ft | -2,253 ft |
| CLEARFORK (Clear Fork) | 6,380 ft | -2,843 ft |
| TUBB | — | — |
| WICHITA (Wichita-Albany) | — | — |
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 |
|---|---|
| 6,529–7,557 ft | Perforated |
Casing (4)
| Size | Set Depth | Cement |
|---|---|---|
| 10.75" | 392 ft | 300 sx |
| 10.75" | 392 ft | 300 sx |
| 7.875" | 3,249 ft | 300 sx |
| 7.625" | 3,249 ft | 300 sx |
Permit History (1)
Applications (1)
Records & Logs
6 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
- 7540S
- Max Depth
- 7,900 ft
- Drill Type
- Vertical
- County
- GAINES
- District
- 8
- Operator
- OCCIDENTAL PERMIAN LTD.
- Completed
- 2023-07-05
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