Otter Tail Power

Utility

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Sector: battery-storage
HQ: US
Stories: 1 on MGRID.org

Stories about Otter Tail Power (1)

Antora and POET Commission 5 GWh Thermal Battery

May 19, 2026 · C&I Storage

5 sources Antora Energy and POET commissioned a 5 GWh thermal battery at POET's bioethanol plant in Big Stone City, SD, storing grid electricity as heat in solid-carbon blocks.