42-501-33180
Final CompletionCARLETON A. H.
YOAKUM County · District 8 · OCCIDENTAL PERMIAN LTD. · PRENTICE (6700)
Permits
1
Max Depth
6,960 ft
First Permit
1986-05-19
Latest Activity
1986-05-19
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1987-06-23
Shut-In
—
Plugged
—
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
10,000 bbl/d
Max Pressure
2,600 psi
Injection Interval
5,800–6,850 ft
Injected (12mo)
190,732 bbl
Permitted Volume
1,000 bbl/d
Max Pressure
2,000 psi
Injection Interval
6,341–6,850 ft
Injected (12mo)
190,732 bbl
Monthly injected volume (bbl, from H-10 filings through 2025-11-01)
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 (6) Elevation 3,547 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| T. RUSTLER ANHYDRITE | 2,436 ft | +1,111 ft |
| GLORIETA | 5,914 ft | -2,367 ft |
| T. GLORIETA G-1 | 5,965 ft | -2,418 ft |
| UPPER CLEARFORK (Clear Fork) | 6,075 ft | -2,528 ft |
| T. CLEARFORK C-1 | 6,351 ft | -2,804 ft |
| T. CLEARFORK C-5 | 6,621 ft | -3,074 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 (2)
| Interval | Type |
|---|---|
| 5,966–5,996 ft | Perforated |
| 6,341–6,850 ft | Open hole |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 500 ft | 400 sx |
| 7" | 6,341 ft | 1,290 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
- 4CU
- Max Depth
- 6,960 ft
- Drill Type
- Vertical
- County
- YOAKUM
- District
- 8
- Operator
- OCCIDENTAL PERMIAN LTD.
- Completed
- 1987-06-23
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
- 6,211