Residents have filed a class-action lawsuit against La Plata Electric Association over the co-op’s decision to exit its ...

Kit Carson, United Power, Kaua‘i Island Utility and Tri-State stand to lose $66.3m between them as Trump slashes federal ...

Declare victory and stay with Tri-State. What does that mean? This past March, the board of directors of La Plata Electric Association, a nonprofit electric cooperative, voted to withdraw from ...

Tri-State Generation and Transmission Association has completed and energized its 230 kV, Burlington-Lamar, Colorado, transmission line, which will not only increase reliability for Tri-State's member ...

After years of collaboration with other regional utilities, transmission providers and stakeholders, Tri-State has filed an application to the Colorado Public Utilities Commission (CoPUC) as the ...

Tri-State Generation and Transmission Association has completed work on an electricity transmission line in eastern Colorado, one of several transmission and distribution (T&D) projects the group has ...

As of Feb. 1, Mountain Parks Electric has a new power provider. The decision to switch from Tri-State to Guzman Energy has ...