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Black Hills
In network coverage since October 15, 2026 · 2 stories
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energy
AEP to buy up to 1.6 GW of Mainspring units and plans $4B Wyoming fuel cell project
The eight-year Mainspring agreement carries a stated ceiling of up to $4 billion, while the 702-MW Cheyenne project pairs Bloom Energy fuel cells with a 20-year Google power purchase agreement.