More clean energy. Fewer emissions.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 highlights Responsible Energy Plan, strong performance at 68th Annual Meeting

"Our goal is to remain the best and most competitive power supply option for our members," said CEO Duane Highley
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TME Teams Respond to a Lightning Strike on Lincoln-Midway Line

During extreme weather, our top priority is to keep the lights on while implementing the best safety practices.
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Our Cooperative Response to COVID-19 with Jessica Matlock, CEO of La Plata Electric Association

Jessica Matlock, and our host, Bazi Kanani, discuss how La Plata Electric Association has responded to COVID-19
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45 Members

5,665 Miles of Line

More than One Million Consumers