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Tri-State files wholesale rates with the Federal Energy Regulatory Commission
Tri-State's wholesale rates remain competitive and have only increased a net of 1.4% since 2017, even with this proposed rate change.
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Tri-State, CoBank partner in donation to the Cooperative Family Fund in honor of fallen San Isabel Electric Association lineman
Support actively demonstrates the value that the U.S. cooperative network places on families.
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New Electrify and Save On-Bill Repayment Program expands access to beneficial electrification and energy efficiency across the West
CCEF will administer the program, with $50 million in support from the U.S. Department of Agriculture’s Rural Energy Savings Program.
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Tri-State advances energy transition as it withdraws United Power from membership
Northwest Rural Public Power District has not complied with the FERC-ordered CTP tariff and remains a member of Tri-State.
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Tri-State announces two new senior vice president positions
Appointments bring additional expertise to Tri-State leadership team.
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Tri-State moving forward with $186.5 million in transmission system upgrades
Tri-State is continuing to make significant strides to improve and expand its transmission infrastructure network.
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Momentum of energy transition highlights Tri-State’s 72nd Annual Meeting
Tri-State's energy transition highlighted under the theme of Momentum at annual meeting April 2-3, in Westminster, Colo.
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Regulatory uncertainty drives ratings changes from Moody’s Ratings, Fitch Ratings
Tri-State retains long-term investment-grade ratings from Fitch, Moody’s.
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Tri-State’s member-led clean energy transition will continue without La Plata Electric Association
La Plata Electric Association (LPEA) approves board resolution and provides unconditional notice to withdraw from Tri-State in 2026.
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About Us
Annual Report
Powering the Future
Our Energy Mix
Electrify and Save®
On-Bill Repayment
Programs
Quality Install
Media
Resources
Blog
Features
News
Newsletter
Podcast
Cooperative Benefits
Operations
Search