42-103-33815
SHUT INBLOCK 31 UNIT
CRANE County · District 8 · OXY USA EOR LLC · BLOCK 31 (DEVONIAN)
Permits
1
Max Depth
9,500 ft
First Permit
1987-08-05
Latest Activity
1987-08-05
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
1987-11-17
Shut-In
—
Plugged
—
P-5 Org Status: Active
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: ARCO OIL & GAS CO.
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 (4) Elevation 2,598 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| WOODFORD SHALE (Woodford) | 2,851 ft | -253 ft |
| BARNETT SHALE (Barnett) | 7,860 ft | -5,262 ft |
| MISSISSIPPI LIME (Mississippian) | 8,220 ft | -5,622 ft |
| DEVONIAN | 8,446 ft | -5,848 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 |
|---|---|
| 8,480–9,097 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 718 ft | 800 sx |
| 8.625" | 3,636 ft | 2,350 sx |
| 5.5" | 9,450 ft | 1,350 sx |
Permit History (1)
Applications (1)
Records & Logs
2 completion filings on record · 1 with log images at RRC.
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.
No GPS coordinates yet
Well Details
- Well Number
- K 7K
- Max Depth
- 9,500 ft
- Drill Type
- Vertical
- County
- CRANE
- District
- 8
- Operator
- OXY USA EOR LLC
- Completed
- 1987-11-17
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