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Colorado issues notices to companies in falsified data case over cleanup of 404 oil and gas sites
Regulators took the first enforcement steps against some of Colorado's largest oil and gas operators in an investigation into reports of falsified data on the cleanup of 404 sites in Weld County.

Colorado regulators OK Xcel Energy’s plan to join power marketplace, despite cost concerns
Two of the three PUC members voiced support in a hearing for the utility's application.

EPA signals opposition to Colorado’s plan to close coal power plants
The EPA published a notice in the Federal Register that it intends to deny Colorado’s...

From ‘No Nukes’ to Nuclear Now: The progressive energy flip
"It was just complete insanity and stupidity to try to close a large, reliable source...

Two big renewable energy projects in Colorado not moving forward
Even before President Donald Trump signed his tax and spending bill on the Fourth of...

Smaller nuclear reactors spark renewed interest in a once-shunned energy source
In the past 2 years, half the states have taken action to promote nuclear power.

Xcel needs new air permit for Pueblo’s Comanche station even as it plans to shutter the coal-fired plant
Colorado's utility companies have been planning for nearly two decades to shutter their coal-burning power...

Elbert County nixes permits, short-circuiting part of Xcel Energy’s $1.7B transmission project
The status of part of a $1.7 billion project to boost Colorado's electric grid is...