42-279-30276
Final CompletionANTON-IRISH CLEARFORK UNIT
LAMB County · District 8 · OCCIDENTAL PERMIAN LTD. · ANTON-IRISH
Permits
1
Max Depth
6,400 ft
First Permit
1984-08-14
Latest Activity
1984-08-14
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2005-11-09
Shut-In
—
Plugged
2010-03-04
EWA / Permit operator mismatch
Scheduling: OCCIDENTAL PERMIAN LTD. ≠ Permit: AMOCO PRODUCTION CO.-LEVELLAND
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 (6) Elevation 3,471 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| RED BEDS | 170 ft | +3,301 ft |
| RUSTLER ANHYDRITE (Rustler) | 1,639 ft | +1,832 ft |
| YATES SAND (Yates) | 1,985 ft | +1,486 ft |
| YATES SANDS (Yates) | 1,985 ft | +1,486 ft |
| TUBB SAND (Tubb) | 5,350 ft | -1,879 ft |
| CLEARFORK (Clear Fork) | 5,465 ft | -1,994 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 |
|---|---|
| 5,723–6,187 ft | Open hole |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 1,684 ft | 800 sx |
| 7" | 5,723 ft | 1,225 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 can't be deep-linked — clicking copies the API for you to paste.
No GPS coordinates yet
Well Details
- Well Number
- 491
- Max Depth
- 6,400 ft
- Drill Type
- Vertical
- County
- LAMB
- District
- 8
- Operator
- OCCIDENTAL PERMIAN LTD.
- Completed
- 2005-11-09
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
- 6,242