NorthWestern Energy to Join Western EIM

The Butte, Mont.-based company said joining join CAISO’s real-time balancing market will result in more efficient use of renewables, increased grid reliability and lower costs to customers.

NorthWestern Energy said Thursday that it will join the Western Energy Imbalance Market in spring 2021, making it the 14th utility to announce plans to sign on.

By Robert Mullin

https://www.rtoinsider.com/northwestern-energy-western-energy-imbalance-market-caiso-103312/