Our cooperative approach to a clean grid starts now. Learn how we’re transforming with our Responsible Energy Plan.

Tri-State's mission is to provide our member systems a reliable, affordable and responsible supply of electricity in accordance with cooperative principles.

Being a cooperative is more than just our business model. It’s how we approach working together. We share knowledge, listen, collaborate and solve problems together.

Tri-State announces funding for Yampa River Fund

Tri-State Generation and Transmission Association announced today that it will donate $60,000 to the Yampa River Fund over the next three years.
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Wheatland REA’s Jack Finnerty inducted into Wyoming Cowboy Hall of Fame

“As we say in Wyoming,” says Bob Brockman, “I would always be honored to ride the pasture with Jack Finnerty.”
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S&P Global Ratings issues new ratings for Tri-State

Tri-State’s ratings remain classified as investment grade, and Tri-State maintains its strong financial position.
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1,500 EMPLOYEES

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43 MEMBERS

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5,665 MILES OF LINE

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1.3 MILLION CONSUMERS