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Portland General energizes 1.9 GWh of lithium batteries in major storage expansion

The Seaside, Sundial and Constable battery projects bring the Oregon utility’s large-scale storage capacity from 17 MW to 492 MW.

The Seaside, Sundial and Constable battery projects bring the Oregon utility’s large-scale storage capacity from 17 MW to 492 MW.

3 days ago

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Utility Dive broke the news in 3 days ago on Tuesday, August 12, 2025.

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