42-501-32542
Final CompletionCOBB ET AL
YOAKUM County · District 8 · OCCIDENTAL PERMIAN LTD. · PRENTICE (CLEAR FORK LOWER)
Permits
1
Max Depth
8,700 ft
First Permit
1984-02-29
Latest Activity
1984-02-29
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1984-06-26
Shut-In
—
Plugged
2007-06-26
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
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 3,590 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| GLORIETA | 5,996 ft | -2,406 ft |
| UPPER CLEARFORK (Clear Fork) | 6,556 ft | -2,966 ft |
| TUBB | 7,201 ft | -3,611 ft |
| LOWER CLEARFORK (Clear Fork) | 7,380 ft | -3,790 ft |
| ABO | 7,826 ft | -4,236 ft |
| ABO REEF | 7,902 ft | -4,312 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 (4)
| Interval | Type |
|---|---|
| 8,221–8,272 ft | Perforated |
| 8,314–8,351 ft | Perforated |
| 8,399–8,402 ft | Perforated |
| 8,428–8,434 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 462 ft | 500 sx |
| 8.625" | 4,760 ft | 1,200 sx |
| 5.5" | 8,600 ft | 1,345 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 can't be deep-linked — clicking copies the API for you to paste.
No GPS coordinates yet
Well Details
- Well Number
- 18
- Max Depth
- 8,700 ft
- Drill Type
- Vertical
- County
- YOAKUM
- District
- 8
- Operator
- OCCIDENTAL PERMIAN LTD.
- Completed
- 1984-06-26
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