42-431-32767
SHUT INHERRELL E. QUEEN SAND UNIT
STERLING County · District 8 · BLACK RIVER OPERATING LLC · HERRELL EAST (QUEEN SAND)
Permits
1
Max Depth
1,800 ft
First Permit
1994-08-01
Latest Activity
1994-08-01
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
1994-09-27
Shut-In
—
Plugged
—
P-5 Org Status: X
EWA / Permit operator mismatch
Scheduling: BLACK RIVER OPERATING LLC ≠ Permit: MARATHON OIL COMPANY
Resolved via: production → BLACK RIVER OPERATING LLC
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
Injection / Disposal
Permitted Volume
1,000 bbl/d
Max Pressure
625 psi
Injection Interval
1,350–1,675 ft
Injected (12mo)
—
Monthly injected volume (bbl, from H-10 filings through 2026-01-01)
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 (6) Elevation 2,671 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| YATES | 1,129 ft | +1,542 ft |
| SEVEN RIVERS | 1,215 ft | +1,456 ft |
| QUEEN SAND (Queen) | 1,508 ft | +1,163 ft |
| QUEEN SAND (Queen) | — | — |
| SEVEN RIVERS | — | — |
| YATES | — | — |
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 |
|---|---|
| 1,516–1,630 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 400 ft | 250 sx |
| 5.5" | 1,807 ft | 350 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 can't be deep-linked — clicking copies the API for you to paste.
No GPS coordinates yet
Well Details
- Well Number
- 221W
- Max Depth
- 1,800 ft
- Drill Type
- Vertical
- County
- STERLING
- District
- 8
- Operator
- BLACK RIVER OPERATING LLC
- Completed
- 1994-09-27
Operator
- Name
- BLACK RIVER OPER LLC
- Location
- KELLER
- P-5 Status
- X (filed 2026-01-27)
- Cum Oil (all leases)
- 161,625 bbl
- Cum Gas (all leases)
- — mcf
- Activities
- OPRS/O
- Total Permits
- 1