42-501-31935
Final CompletionDENVER UNIT
YOAKUM County · District 8 · OCCIDENTAL PERMIAN LTD. · WASSON
Permits
1
Max Depth
5,000 ft
First Permit
1980-11-03
Latest Activity
1980-11-03
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2011-10-31
Shut-In
—
Plugged
2022-09-21
EWA / Permit operator mismatch
Scheduling: OCCIDENTAL PERMIAN LTD. ≠ Permit: SHELL OIL COMPANY
Resolved via: scheduling → 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
2022-09
Injection / Disposal
Permitted Volume
4,500 bbl/d
Max Pressure
2,200 psi
Injection Interval
4,390–5,460 ft
Injected (12mo)
—
Monthly injected volume (bbl, from H-10 filings through 2022-06-01)
Operator History
originally filed by SHELL OIL COMPANY — asset transferred
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (6) Elevation 3,610 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| RUSLTER | 2,049 ft | +1,561 ft |
| RUSTER | 2,049 ft | +1,561 ft |
| YATES | 2,875 ft | +735 ft |
| QUEEN | 3,613 ft | -3 ft |
| GRAYBURG | 4,030 ft | -420 ft |
| SAN ANDRES | 4,319 ft | -709 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 |
|---|---|
| 4,674–4,824 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 365 ft | 275 sx |
| 2.375" | 4,640 ft | — |
| 7" | 4,674 ft | 1,700 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
- 4236G
- Max Depth
- 5,000 ft
- Drill Type
- Vertical
- County
- YOAKUM
- District
- 8
- Operator
- OCCIDENTAL PERMIAN LTD.
- Completed
- 2011-10-31
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