42-165-32563
Final CompletionWASSON SOUTH CLEARFORK UNIT
GAINES County · District 8 · OCCIDENTAL PERMIAN LTD. · WASSON 72
Permits
1
Max Depth
7,800 ft
First Permit
1983-04-22
Latest Activity
1983-04-22
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1983-11-03
Shut-In
—
Plugged
—
EWA / Permit operator mismatch
Scheduling: OCCIDENTAL PERMIAN LTD. ≠ Permit: SHELL OIL COMPANY
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
8,000 bbl/d
Max Pressure
2,850 psi
Injection Interval
5,700–8,200 ft
Injected (12mo)
222,522 bbl
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 (4) Elevation 3,538 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| UPPER CLEARFORK (Clear Fork) | 5,885 ft | -2,347 ft |
| TUBB | 6,956 ft | -3,418 ft |
| LOWER CLEARFORK (Clear Fork) | 7,048 ft | -3,510 ft |
| WICHITA (Wichita-Albany) | 7,531 ft | -3,993 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 (3)
| Interval | Type |
|---|---|
| 5,872–7,411 ft | Perforated |
| 6,162–6,708 ft | Perforated |
| 6,726–7,411 ft | Perforated |
Casing (7)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 390 ft | 425 sx |
| 13.375" | 395 ft | 425 sx |
| 9.625" | 2,173 ft | 975 sx |
| 9.625" | 2,267 ft | 975 sx |
| 2.875" | 7,582 ft | — |
| 5.5" | 7,797 ft | 2,000 sx |
| 5.5" | 7,798 ft | 950 sx |
Permit History (1)
Applications (1)
Records & Logs
3 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
- 8517S
- Max Depth
- 7,800 ft
- Drill Type
- Vertical
- County
- GAINES
- District
- 8
- Operator
- OCCIDENTAL PERMIAN LTD.
- Completed
- 1983-11-03
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
- 6,211