BetaActiveBatteryMISOLBNL + Live
170 MW storage in Polk, IA · In queue since September 2022 · Proposed COD May 2026
170 MW
Capacity
1
Components
Battery
3y 6m
In Queue
Cluster Study
IA Status
COD target: 2026
Interconnection Timeline
Total Duration
3y 8m
Impact Study25%
Queue EntrySep 15, 2022
Interconnection request submitted to ISO/RTO
DPP StudyCurrent
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
Proposed COD: 2026-05-01
Project Details
State
IA
County
Polk
Region
MISO
Developer
—
Utility
MIDAMERICAN ENERGY CO.
Entity
MISO
Point of Interconnection
Army Post 161 kV Substation
Data Source
LBNL + Live
No news available for this project.