Xcel Energy-Colorado and three state agencies are asking regulators to keep a coal plant open a year beyond its planned ...

The petition must be approved by the Colorado Public Utilities Commission if Xcel is to extend the plant’s lifespan.

But Xcel didn't get cleared to buy all the natural gas-burning units it sought or build for data centers before demand is ...

DENVER (AP) — Xcel Energy expects to pay about $640 million to settle lawsuits alleging it was responsible for starting Colorado’s most destructive wildfire that killed two people and destroyed nearly ...