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Colorado's largest utility will retire the last of its remaining coal assets 30 years ahead of schedule, add more than 4 GW of combined renewable generation and battery resources by 2030, and deliver 100-percent emissions-free power to customers by 2050 if regulators approve its preferred el…

The Public Utilities Commission of Nevada at a March 22 meeting approved more than 600 miles of key transmission lines that the state's regulated utility says will enable it to meet Nevada's goals of 50-percent emissions-free power by 2030 and net-zero emissions by 2050.

The Arizona Corporation Commission at March 23 and 24 meetings approved power-purchase agreements between Arizona Public Service and the proprietors of two 80-MW solar projects in Cochise County that qualify as small power production facilities under the Public Utility Regulatory Policies Ac…

The sole remaining utility regulator in Texas resigned during a week that saw an additional bankruptcy and lawsuit, as well as endless opinions—including within the state Legislature—regarding whether or not to retroactively reprice power sold during the February blackouts, as a deadline loo…

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The municipally owned utility in Colorado's second-largest city this month will begin passing on to customers the natural gas price impacts from February's Arctic storm. Meanwhile, other utilities in the state are likely to seek regulatory approval to recover excess fuel costs over extended …

The New Mexico Public Regulation Commission at recent meetings addressed the developing situation stemming from the extreme cold-weather event in February, agreeing to launch an inquiry into natural gas price hikes during that period and their effect on New Mexico utilities and ratepayers.

Poor maintenance practices, equipment defects and a lack of training contributed to two separate, sustained outages that took the 750-MW, coal-fired Comanche Unit 3 off line for more than a year, according to a March 1 staff report from the Colorado Public Utilities Commission.

Colorado regulators are rethinking the state's risk-allocation method for fluctuating fuel costs following the recent Arctic storm, which led to unprecedented price spikes for natural gas. The current method passes 100 percent of cost increases to ratepayers, which in this instance could lea…

Colorado regulators on Feb. 17 rejected a request by an environmental group to open a rulemaking that would have set binding, declining greenhouse gas emissions limits for multiple sectors through 2030 and created a market-based cap-and-trade program to allow compliance with that limit.

Arizona Public Service will pay $24 million in restitution to residential customers who were either misled by a faulty rate-comparison tool on the company's website in 2019 or affected by "data errors" in letters sent by the utility to customers in 2017 recommending they switch to a rate pla…

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The general consensus among New Mexico regulators is that many of the energy bills before the state Legislature are unnecessary in light of the Energy Transition Act and include unfunded mandates that the cash-strapped New Mexico Public Regulation Commission would have a difficult time imple…

Resource-adequacy and reliability issues could be partially alleviated through increased interconnection of distributed energy resources, but such integration must be handled carefully to avoid complications that could lead to unintended consequences, utility representatives and experts said…

Innovative thinking about alternative water-management paradigms for the Colorado River will be needed to handle rising global temperatures and increased water consumption in the coming decades, including plans that could reduce the availability of hydroelectricity generation in some parts o…

Colorado Springs Utilities on Feb. 10 said it inked a $100-million deal with General Electric for six 34-MW dual-fired power generators to support grid reliability in light of the early retirement of the coal-fired 208-MW Martin Drake Power Plant. 

The net benefits to Nevadans of switching to electric vehicles under a net-zero carbon emissions economy could be $21 billion through 2050, with around 65 percent of the savings accruing to Nevada drivers in the form of decreased vehicle operating costs, a new report says. By 2050, EV owners…

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The New Mexico Public Regulation Commission at a Jan. 27 meeting voted to extend the state's moratorium on utility disconnections for nonpayment through Feb. 5. The moratorium, currently tied to statewide public health orders related to the COVID-19 pandemic, would have expired Jan. 29.

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The Arizona Corporation Commission in meetings held Jan. 15 and Jan. 19 split along party lines regarding a legislative challenge to its constitutional authority, a development that could threaten the state's adoption of a carbon-free mandate the ACC approved in November.

Colorado Gov. Jared Polis' administration on Jan. 14 released a long-awaited Greenhouse Gas Pollution Reduction Roadmap outlining how the state could reach its goal of 90-percent carbon emissions reductions by 2050, with widespread electrification of the transportation and building sectors p…

The U.S. Bureau of Land Management's Humboldt River Field Office on Jan. 15 issued a final record of decision approving a lithium mine in southeastern Nevada that would produce around 66,000 tons of lithium per year at its peak of operations.

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Arizona regulators at a Jan. 12 meeting took a step toward their stated goal of encouraging energy innovation and decarbonization in the state with the unanimous approval of an electric service contract rate schedule between a utility and a high-load-factor customer. The customer, integrated…

Colorado regulators on Jan. 11 filed their formal approval of Xcel Energy-Colorado's $110-million transportation-electrification plan that will bring around 20,000 electric-vehicle charging stations to the state and provide EV rebates for low-income customers.