Major power transmission line comes online

CASPER — When a company produces electricity using coal, natural gas or renewable energy in Wyoming, it needs a way of transporting that power to customers, both in the state and beyond. 

That’s where a transmission line comes in: The high-voltage power lines zip electricity across the landscape between substations, ultimately reaching resident’s homes. 

Wyoming’s largest rate-regulated utility, Rocky Mountain Power, announced on Nov. 19 it had completed a key segment of its Gateway West transmission line. This part of the line runs from a brand new substation just beyond Medicine...