42-103-10548
Final CompletionBLOCK 31 UNIT
CRANE County · District 8 · OXY USA INC. · BLOCK 31 (ATOKA 7900)
Permits
2
Max Depth
9,100 ft
First Permit
1999-11-24
Latest Activity
2019-04-05
Lifespan
19 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1999-11-11
Shut-In
—
Plugged
—
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 2,580 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| GRAYBURG | 3,066 ft | -486 ft |
| WOLFCAMP | 6,938 ft | -4,358 ft |
| PENN (Pennsylvanian) | 7,287 ft | -4,707 ft |
| ATOKA | 7,753 ft | -5,173 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 |
|---|---|
| 7,767–7,787 ft | Perforated |
| 7,769–7,787 ft | Perforated |
Casing (7)
| Size | Set Depth | Cement |
|---|---|---|
| 11.75" | 402 ft | — |
| 11.75" | 416 ft | 350 sx |
| 8.625" | 3,597 ft | — |
| 8.625" | 3,612 ft | 2,060 sx |
| 2.375" | 8,536 ft | — |
| 5.5" | 9,085 ft | — |
| 5.5" | 9,100 ft | 600 sx |
Permit History (2)
Applications (2)
Records & Logs
5 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
- N 1N
- Max Depth
- 9,100 ft
- Drill Type
- Vertical
- County
- CRANE
- District
- 8
- Operator
- OXY USA INC.
- Completed
- 1999-11-11
Operator
- Name
- OXY USA INC
- Location
- HOUSTON
- P-5 Status
- Active (filed 2026-01-26)
- Cum Oil (all leases)
- 277,250,617 bbl
- Cum Gas (all leases)
- 814,544,078 mcf
- Activities
- CSGD/G, CSGD/P, G/PUR, GTHS/G, OPRS/G, OPRS/O
- Total Permits
- 3,301