BetaActiveBattery StorageMISOLive · MISO
250 MW storage in Grant, SD · In queue since October 2025
250 MW
Capacity
0
Components
5 months
In Queue
—
IA Status
Interconnection Timeline
Total Duration
5 months
Pre-Study0%
Queue EntryOct 7, 2025
Interconnection request submitted to ISO/RTO
DPP Study
MISO uses the Definitive Planning Phase (DPP) process with 3 study phases.
Typical: 30–40 months (historical); 12 months target
Interconnection Agreement
Interconnection agreement not yet executed
Typical: 30–60 days (negotiation)
Commercial Operation
Commercial operation date not yet determined
Project Details
State
SD
County
Grant
Region
MISO
Developer
—
Utility
OTTER TAIL POWER COMPANY
Entity
MISO
Point of Interconnection
Big Stone South 345 kV substation
Data Source
Live · MISO
No news available for this project.