42-303-31099
INJECTIONANTON-IRISH CLEARFORK UNIT
LUBBOCK County · District 8 · OCCIDENTAL PERMIAN LTD. · ANTON-IRISH
Permits
1
Max Depth
6,452 ft
First Permit
1985-09-09
Latest Activity
1985-09-09
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2023-08-25
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: OCCIDENTAL PERMIAN LTD. ≠ Permit: AMOCO PRODUCTION 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
5,000 bbl/d
Max Pressure
2,600 psi
Injection Interval
5,200–6,500 ft
Injected (12mo)
80,179 bbl
Monthly injected volume (bbl, from H-10 filings through 2026-03-01)
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 (7) Elevation 3,387 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| RUSTLER | 1,621 ft | +1,766 ft |
| RUSTLER ANHYDRITE (Rustler) | 1,621 ft | +1,766 ft |
| YATES SAND (Yates) | 2,124 ft | +1,263 ft |
| TUBB SAND (Tubb) | 5,748 ft | -2,361 ft |
| TUBB | 5,757 ft | -2,370 ft |
| LOWER CLEARFORK (Clear Fork) | 5,852 ft | -2,465 ft |
| LOWER CLEARFORK PAY (Clear Fork) | 5,868 ft | -2,481 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 |
|---|---|
| 6,102–6,448 ft | Open hole |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 1,669 ft | 800 sx |
| 5.5" | 6,102 ft | 1,370 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
- 523
- Max Depth
- 6,452 ft
- Drill Type
- Vertical
- County
- LUBBOCK
- District
- 8
- Operator
- OCCIDENTAL PERMIAN LTD.
- Completed
- 2023-08-25
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