42-501-33804
Final CompletionPRENTICE SOUTHWEST UNIT
YOAKUM County · District 8 · OCCIDENTAL PERMIAN LTD. · PRENTICE (6700)
Permits
1
Max Depth
7,000 ft
First Permit
1992-12-01
Latest Activity
1992-12-01
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2005-08-17
Shut-In
—
Plugged
2025-03-27
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 (10) Elevation 3,548 ft
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| RUSTLER | 2,516 ft | +1,032 ft |
| RUSTLER | 2,600 ft | +948 ft |
| YATES | 3,261 ft | +287 ft |
| YATES | 3,342 ft | +206 ft |
| GRAYBURG | 4,461 ft | -913 ft |
| SAN ANDRES | 4,567 ft | -1,019 ft |
| SAN ANDRES POROSITY (San Andres) | 5,235 ft | -1,687 ft |
| GLORIETA | 5,943 ft | -2,395 ft |
| UPPER CLEARFORK (Clear Fork) | 6,390 ft | -2,842 ft |
| CLEARFORK (Clear Fork) | 6,556 ft | -3,008 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 |
|---|---|
| 6,490–6,860 ft | Open hole |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 475 ft | 375 sx |
| 5.5" | 6,490 ft | 1,200 sx |
Permit History (1)
Applications (1)
Records & Logs
4 completion filings on record · 1 with log images at RRC.
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
- 120
- Max Depth
- 7,000 ft
- Drill Type
- Vertical
- County
- YOAKUM
- District
- 8
- Operator
- OCCIDENTAL PERMIAN LTD.
- Completed
- 2005-08-17
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
- 6,210