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BATTERY STORAGE · MISOBenton Energy Storage II
Benton Energy Storage II is a 310 MW battery storage request in interconnection study in the MISO interconnection queue, in Benton County, Minnesota, connecting to Xcel Energy.
Queue statusIn planning
- PlanningQueued Aug 2025 (current stage)
- Consented (not yet reached)
- Construction (not yet reached)
- OperatingTarget Feb 2028 (not yet reached)
- Closed (not yet reached)
Studies assess what grid upgrades the project would need and who pays for them. A signed interconnection agreement is the main step before construction.
Request details
- Queue ID
- E0022
- Grid region
- MISO (Midcontinent)
- Utility / transmission owner
- Xcel Energy
- Developer
- Xcel Energy
- Connection point (POI)
- Benton County 115kV Substation
- Location
- Benton County, Minnesota
- Technology
- Battery: 310 MW
- Total requested
- 310 MW
- Service type
- Network resource (NRIS)
- Study phase
- Request Status: Active; Post GIA Status: Not started
- Queue status
- Active
- Entered queue
- 6 August 2025
- Proposed online date
- February 2028
Location
Marker shows the centre of Benton County; the queue data does not give exact sites.
Other requests in Benton County
- Solar project J1445, Benton CountySolar · 100 MW · under construction
- Solar project J1426, Benton CountySolar · 100 MW · under construction
- Solar project J4132, Benton CountySolar · 304 MW · in study
- Solar project J3884, Benton CountySolar · 300 MW · in study
- Battery storage project J3235, Benton CountyBattery storage · 250 MW · in study
- Onshore wind project J3275, Benton CountyOnshore wind · 249 MW · in study
- Benton Solar IISolar · 106 MW · in study
- Surplus; J1426Battery storage · 100 MW · in study
- replacing 100MW of un-built solar with BESS; MayhewOther · 100 MW · in study
- Solar project J2495, Benton CountySolar · 100 MW · in study
- Onshore wind project G897, Benton CountyOnshore wind · 1,500 MW · withdrawn
- Onshore wind project G898, Benton CountyOnshore wind · 1,500 MW · withdrawn
Source: Lawrence Berkeley National Laboratory, Queued Up, data through end of 2025, compiled from ISO/RTO and utility queues. Check the grid operator's own queue for the latest status. Report a problem