Xcel Energy will drop $3 monthly pipeline fee that has raised three times the amount it was intended to collect
An agreement with utility regulators will still allow Xcel to charge customers for system upgrades, but with more scrutiny than the Pipeline System Integrity Adjustment, which generated $610 million
Opinion: A clean electricity grid is possible, if Colorado and federal lawmakers follow through
Colorado and the West need significant federal investment to accelerate our clean energy transition
An obituary for coal at the Martin Drake Power Plant in Colorado Springs, by the numbers
Final burn of black carbon at the Colorado Springs Utility plant prompts a reckoning of its impact on the mechanical and environmental worlds.
Utility bills burn through paychecks for thousands of Coloradans
Families trying to balance rising utility bills against stagnant or declining income sometimes use risky strategies to keep their homes warm during frigid weather.
Littwin: This just in from Texas — leaving your post in a crisis should now be called “Pulling a Ted Cruz”
Cruz isn’t to blame for the millions who lost their power in the Texas winter storm. But his family trip to Cancun as Texans suffered reminded everyone there’s more than one kind of disaster.
Opinion: Power supplier Tri-State’s members are focused on finding solutions
We’re leading Tri-State to maintain reliability while rapidly transitioning to lower costs, cleaner power and greater flexibility.
Opinion: Xcel’s plan for transportation electrification is a win for consumers and for clean air
Three coal-burning power plants in Colorado face orders to close early. Their owners aren’t happy about it.
Tri-State, Xcel and Platte River Power had the closures slated for 2030. But Colorado air quality regulators say it must be done earlier to meet greenhouse gas targets.
Only three coal-fired power plants in Colorado are set to operate past 2030 after Craig Station shutdown date is unveiled
Xcel is the only utility in Colorado with large, coal-fired power plants set to operate past 2030.
Most used wind turbine blades end up in landfills. Colorado is part of the push to make the industry greener.
Wind energy industry leaders don't like the optics — even if the old blades don't pose environmental harm — and Colorado could see a new generation of recyclable, repairable blades
Xcel wins $41.5 million rate increase, but Colorado regulators balk at charging for repairs to troubled coal plant
Xcel Energy wanted a $158.3 million increase, but the PUC pushed back to keep rate hike passed on to residential customers to about $1.03 per month.
Xcel wants to hike your electricity bill to cover the cost of new customers, prevent wildfires and boost returns
A proposal before Colorado’s Public Utilities Commission would increase the average bill of a residential customer in the state by 6.5%
Colorado Springs has big plans for its downtown. But first the city must deal with the Martin Drake Power Plant.
The success of the city’s redevelopment plans -- including a U.S. Olympic museum and a downtown sports stadium -- depend on powering down the massive coal-fired electric plant, Colorado Springs' leaders say
Small hydropower providers are hoping it’s their time to shine as Colorado moves toward a renewables future
“My dream is to get to the world where hydropower is like rooftop solar," said Kurt Johnson, a hydropower advocate who co-authored the Colorado Energy Office’s “2015 Small Hydropower Handbook.”
Electric airplanes developed by a Colorado startup take aim at global pilot shortage
Gas isn’t cheap, neither is learning how to fly. Going electric could cut aviation fuel costs by 90 percent, save students money and, as an added bonus, cut emissions
Denver and Boulder have big goals to fight climate change. But there is an obstacle: cannabis
Costs, regulations pushing legitimate marijuana grow operations to be more efficient, but illicit grows still consume 75 percent of the energy used to cultivate pot