42-165-34627
Final CompletionWASSON SOUTH CLEARFORK UNIT
GAINES County · District 8 · OCCIDENTAL PERMIAN LTD. · WASSON 72
Permits
1
Max Depth
7,900 ft
First Permit
1993-08-25
Latest Activity
1993-08-25
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1993-12-02
Shut-In
—
Plugged
—
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
Injection / Disposal
Permitted Volume
4,000 bbl/d
Max Pressure
2,200 psi
Injection Interval
5,700–8,200 ft
Injected (12mo)
—
Monthly injected volume (bbl, from H-10 filings through 2025-09-01)
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 (6) Elevation 3,539 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| YATES | 2,849 ft | +690 ft |
| SAN ANDRES | 4,260 ft | -721 ft |
| GLORIETA | 5,627 ft | -2,088 ft |
| UPPER CLEARFORK (Clear Fork) | 5,872 ft | -2,333 ft |
| MIDDLE CLEARFORK (Clear Fork) | 6,276 ft | -2,737 ft |
| LOWER CLEARFORK (Clear Fork) | 7,042 ft | -3,503 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 (2)
| Interval | Type |
|---|---|
| 6,252–6,646 ft | Perforated |
| 7,045–7,263 ft | Perforated |
Casing (5)
| Size | Set Depth | Cement |
|---|---|---|
| 20" | 53 ft | — |
| 20" | 53 ft | — |
| 13.375" | 410 ft | 425 sx |
| 8.625" | 3,420 ft | 1,450 sx |
| 5.5" | 7,480 ft | 450 sx |
Permit History (1)
Applications (1)
Records & Logs
5 completion filings on record · 2 with log images at RRC.
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
- 8536S
- Max Depth
- 7,900 ft
- Drill Type
- Vertical
- County
- GAINES
- District
- 8
- Operator
- OCCIDENTAL PERMIAN LTD.
- Completed
- 1993-12-02
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
- 6,245