42-501-33007
Final CompletionCWC PRENTICE UNIT
YOAKUM County · District 8 · OCCIDENTAL PERMIAN LTD. · PRENTICE (6700)
Permits
1
Max Depth
7,100 ft
First Permit
1985-12-23
Latest Activity
1985-12-23
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1991-03-23
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
1,000 bbl/d
Max Pressure
2,000 psi
Injection Interval
5,900–6,835 ft
Injected (12mo)
26,081 bbl
Permitted Volume
1,000 bbl/d
Max Pressure
2,000 psi
Injection Interval
5,900–6,835 ft
Injected (12mo)
26,081 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 (7) Elevation 3,542 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| RUSTLER | 2,420 ft | +1,122 ft |
| RUSTLER ANHYDRITE (Rustler) | 2,420 ft | +1,122 ft |
| GLORIETA | 5,920 ft | -2,378 ft |
| GLORIETA G-1 (Glorieta) | 5,920 ft | -2,378 ft |
| CLEARFORK (Clear Fork) | 6,310 ft | -2,768 ft |
| CLEARFORK C-1 (Clear Fork) | 6,310 ft | -2,768 ft |
| CLEARFORK C-5 (Clear Fork) | 6,585 ft | -3,043 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 (8)
| Interval | Type |
|---|---|
| 5,918–5,943 ft | Perforated |
| 5,918–6,043 ft | Perforated |
| 5,930–6,579 ft | Perforated |
| 5,958–5,966 ft | Perforated |
| 5,985–5,994 ft | Perforated |
| 6,013–6,043 ft | Perforated |
| 6,300–6,835 ft | Open hole |
| 6,829–6,835 ft | Open hole |
Casing (4)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 2,445 ft | 900 sx |
| 9.625" | 2,445 ft | 900 sx |
| 7" | 6,300 ft | 950 sx |
| 7" | 6,300 ft | 1,250 sx |
Permit History (1)
Applications (1)
Records & Logs
9 completion filings on record · 2 with log images at RRC.
+3 more filings
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
- 33
- Max Depth
- 7,100 ft
- Drill Type
- Vertical
- County
- YOAKUM
- District
- 8
- Operator
- OCCIDENTAL PERMIAN LTD.
- Completed
- 1991-03-23
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