Rocky Mountain Power is proposing to build a 45-mile-long, 345-kilovolt transmission line from the Spanish Fork substation in Mapleton to the Mercer substation in Eagle Mountain, a project which the ...

The MariBell project is a 140-mile, 765-kilovolt power line that would run from Marion, Minnesota to Bell Center, Wisconsin. It's being developed by Dairyland Power Cooperative, in La Crosse, and ...