Permits
3
Max Depth
9,100 ft
First Permit
1981-09-24
Latest Activity
2018-05-18
Lifespan
37 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1981-11-14
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: OXY USA EOR LLC ≠ Production: OXY USA INC. (reported 2026-04)
EWA / Permit operator mismatch
Scheduling: OXY USA EOR LLC ≠ Permit: OXY USA INC.
Resolved via: production → OXY USA INC.
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 (11) Elevation 2,564 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| GRAYBURG | 3,010 ft | -446 ft |
| GLORIETA | 4,249 ft | -1,685 ft |
| WOLFCAMP | 6,912 ft | -4,348 ft |
| PENN DET (Pennsylvanian) | 7,222 ft | -4,658 ft |
| CISCO - PENN DETRIAL (Cisco) | 7,225 ft | -4,661 ft |
| CANYON | 7,561 ft | -4,997 ft |
| UPPER STRAWN (Strawn) | 7,759 ft | -5,195 ft |
| ATOKA | 7,854 ft | -5,290 ft |
| BARNETT | 8,025 ft | -5,461 ft |
| MISS (Mississippian) | 8,027 ft | -5,463 ft |
| DEVONIAN | 8,760 ft | -6,196 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 ↗
Offset Well Tops (nearest 8 wells with tops)
What nearby completed wells reported.
Nearest wells within 10 mi (surface locations). Click wells to select them, then open the cross-section to compare tops side by side (max 6 wells per section, including this one).
Perforations (2)
| Interval | Type |
|---|---|
| 7,483–7,841 ft | Perforated |
| 8,775–8,972 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 3,600 ft | 1,400 sx |
| 5.5" | 9,080 ft | 1,800 sx |
Permit History (3)
Applications (3)
Records & Logs
2 completion filings on record.
Completion packets open directly (post-2011 filings include attached logs). Log images and the UL library can't be deep-linked — clicking copies the API for you to paste.
Well Details
- Well Number
- A 4S
- Max Depth
- 9,100 ft
- Drill Type
- Vertical
- County
- CRANE
- District
- 8
- Operator
- OXY USA EOR LLC
- Completed
- 1981-11-14
Operator
- Name
- OXY USA EOR, LLC
- Location
- HOUSTON
- P-5 Status
- Active (filed 2025-12-22)
- Cum Oil (all leases)
- — bbl
- Cum Gas (all leases)
- — mcf
- Activities
- OPRS/G, OPRS/O