Permits
1
Max Depth
2,950 ft
First Permit
1997-01-31
Latest Activity
1997-01-31
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2004-06-01
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: BJG OPERATING COMPANY ≠ Permit: BURLINGTON RESOURCES OIL&GAS CO.
Resolved via: production → BJG OPERATING COMPANY
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
1997-01
Last Production
2026-07
Injection / Disposal
UPTON County disposal market →Permitted Volume
2,000 bbl/d
Max Pressure
500 psi
Injection Interval
1,955–2,355 ft
Injected (12mo)
—
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 (5) Elevation 2,615 ft
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| YATES | 1,415 ft | +1,200 ft |
| 7 RIVERS (Seven Rivers) | 1,529 ft | +1,086 ft |
| 7-RIVERS (Seven Rivers) | 1,529 ft | +1,086 ft |
| QUEEN | 1,778 ft | +837 ft |
| GRAYBURG | 2,092 ft | +523 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 |
|---|---|
| 2,131–2,226 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 502 ft | 400 sx |
| 5.5" | 2,240 ft | 550 sx |
Permit History (1)
Applications (1)
Records & Logs
3 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
- S521W
- Max Depth
- 2,950 ft
- Drill Type
- Vertical
- County
- UPTON
- District
- 7
- Operator
- BJG OPERATING COMPANY
- Completed
- 2004-06-01
Operator
- Location
- MIDLAND
- P-5 Status
- Active (filed 2025-07-14)
- Cum Oil (all leases)
- 165,697 bbl
- Cum Gas (all leases)
- — mcf
- Activities
- OPRS/O