Black Hills Completes $350M Tx Project as New BA Prepares to Join CAISO’s WEIM
New Project Spans 260 Miles, Joining Territories of 2 Subsidiaries
Black Hills Energy
Jan 8, 2026
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Black Hills Energy completed construction on a 260-mile, $350 million transmission expansion project that will interconnect electric systems in Wyoming and South Dakota, while expanding the footprint of CAISO’s Western Energy Imbalance Market.
