42-165-32849
PRODUCINGWASSON SOUTH CLEARFORK UNIT
GAINES County · District 8 · OCCIDENTAL PERMIAN LTD. · WASSON 72
Permits
1
Max Depth
7,800 ft
First Permit
1984-05-23
Latest Activity
1984-05-23
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
1984-08-13
Shut-In
—
Plugged
—
P-5 Org Status: Active
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 3,536 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| RUSTLER | 2,042 ft | +1,494 ft |
| SALADO | 2,114 ft | +1,422 ft |
| TANSIL | 2,802 ft | +734 ft |
| YATES | 2,881 ft | +655 ft |
| SEVEN RIVERS | 3,033 ft | +503 ft |
| QUEEN | 3,363 ft | +173 ft |
| GRAYBURG | 4,042 ft | -506 ft |
| SAN ANDRES | 4,317 ft | -781 ft |
| GLORIETA | 5,770 ft | -2,234 ft |
| U.CLEARFORK | 6,022 ft | -2,486 ft |
| TUBB | 7,090 ft | -3,554 ft |
| L. CLEARFORK | 7,166 ft | -3,630 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 (1)
| Interval | Type |
|---|---|
| 6,032–7,484 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 418 ft | 400 sx |
| 9.625" | 3,362 ft | 1,250 sx |
| 5.5" | 7,755 ft | 1,740 sx |
Permit History (1)
Applications (1)
Records & Logs
2 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
- 8523S
- Max Depth
- 7,800 ft
- Drill Type
- Vertical
- County
- GAINES
- District
- 8
- Operator
- OCCIDENTAL PERMIAN LTD.
- Completed
- 1984-08-13
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