Will this smooth the renewable highs and lows?
Xcel Energy announces testing of 100-hour batteries in Pueblo by as early as 2025. Will this technology displace natural gas peaker plants?
A conversation with Alice Jackson
Once an international ballerina, she is now helping guide Xcel Energy toward a goal of emissions-free electricity by 2050. Here’s some of what she’s thinking.
Xcel Energy’s new planning team leader
How will Xcel Energy squeeze emissions to match its promises? The company’s planning team leader Alice Jackson describes many questions that await answers.
Thinking big about wind and water in Wyoming
A pumped-storage hydro project in Wyoming reservoir hopes to get married at the substation with a giant wind project. Are there implications for Colorado?
A short rope for Xcel and pumped storage
Colorado regulators agree that Xcel Energy can ding customers for only $1 million in exploratory costs if it investigates a pumped-storage hydro idea.
No. 2: Getting to 100% by decade’s end
Some Colorado utilities want to get to 100% emissions-free electricity by 2030, others just 80% or above. What mix of new technologies will get them there?
Can pumped-hydro help Colorado utilities integrate more renewables?
Pumped-storage hydro could use electrical transmission of retiring coal plants in northwestern Colorado to supplement increasing quantities of renewable energy.
Holy Cross and the ‘Journey to 100%’
Like those climbing it namesake mountain, Holy Cross Energy sees multiple pathways to the top, 100% renewable energy, which it seeks to achieve by 2030.
