Why It Matters
Colorado’s energy landscape is again at the center of a federal-state conflict after the Trump administration’s Department of Energy issued another emergency order extending the operational life of Craig Unit 1, a coal-burning power plant in Moffat County. The extension keeps the facility running through at least June 2026, overriding a long-planned permanent shutdown and drawing renewed legal and regulatory opposition from state officials and environmental groups.
The order directly affects Colorado ratepayers, who may face higher electricity costs as the plant’s co-owners are required to continue investing in aging infrastructure to maintain compliance with the federal directive.
What Happened
The Department of Energy issued its latest emergency extension order on Monday, March 30, 2026, requiring Craig Unit 1 to remain operational and available to support Western regional power supplies. The plant, operated by Tri-State Generation and Transmission, had been scheduled for permanent closure on December 31 under a timeline established well before any federal intervention began.
The order marks at least the third time the Trump administration has extended Craig Unit 1’s operation under emergency authority. The DOE has cited the need to maintain adequate electricity generation capacity to cover grid emergencies and meet growing regional demand as its justification for the orders.
Tri-State Generation and Transmission, the plant’s primary owner, has not supported the extensions. Colorado’s Attorney General Phil Weiser, along with officials from other states, has filed a federal court challenge against the coal plant extension orders, though no reversals have been secured to date.
By the Numbers
- Original shutdown date: December 31, as planned by Tri-State Generation and Transmission prior to federal intervention
- Current extension deadline: At least June 2026, per the latest DOE order
- Number of emergency extensions issued: At least three since the Trump administration began intervening in the plant’s closure timeline
- Legal challenges filed: Colorado Attorney General Phil Weiser and multiple other states have active federal court cases contesting the orders
- Ownership structure: Craig Unit 1 is co-owned by multiple utilities under the Tri-State Generation and Transmission cooperative, all of whom have had to fund ongoing maintenance costs under the extensions
Zoom Out
Craig Unit 1 is part of a broader national debate over federal authority to compel power plant operators to remain open in the name of grid reliability. The Trump administration has invoked emergency energy powers in several states, arguing that the rapid retirement of fossil fuel generation plants — particularly coal — is creating reliability risks across regional transmission networks.
The Federal Energy Regulatory Commission and the DOE have both taken actions in recent months aimed at slowing coal plant retirements across the country. Similar conflicts have emerged in states including West Virginia, Ohio, and Montana, where plant operators and state regulators have pushed back against federal orders to maintain generation capacity.
The Western Interconnection, the regional grid serving Colorado and more than a dozen other states, has been cited repeatedly by federal officials as a system under stress due to population growth, increased electricity demand from data centers and electrification, and the retirement of dispatchable generation sources.
Critics of the approach, including Earthjustice’s Rocky Mountain Office, argue that coal generation is both economically inefficient and a public health concern, and that the costs of maintaining aging plants are being passed along to consumers rather than serving a genuine reliability need.
What’s Next
The federal court challenge filed by Colorado Attorney General Phil Weiser and allied states is expected to continue, with no ruling date publicly confirmed. Legal analysts note that courts have not yet granted any stay or reversal of the DOE emergency orders affecting Craig Unit 1.
The plant’s operational extension is set to run through at least June 2026, at which point the DOE would need to issue another order or allow the scheduled shutdown to proceed. Tri-State Generation and Transmission is expected to continue lobbying for a resolution that allows it to retire the unit in accordance with its original decommissioning plan.
Colorado regulators and the state’s Air Pollution Control Division may also weigh in as the extended operation raises ongoing questions about emissions compliance and the state’s long-term clean energy transition commitments.