Basin Electric Power Cooperative, Tri-State Generation and Transmission Association, and the Western Area Power Administration (WAPA) announced Sept. ...

Tri-State Generation and Transmission Association today announced the addition of MIECO Inc., as its first new, non-utility member. The addition of MI...

Tri-State Generation and Transmission Association has made tariff application filings with the Federal Energy Regulatory Commission. Tri-State expects...

Tri-State Generation and Transmission Association and Delta-Montrose Electric Association have reached a negotiated settlement for DMEA to withdraw fr...

Tri-State Generation and Transmission Association is pursuing an aggressive Responsible Energy Plan.

“Tri-State is rapidly changing to increase flexibility for our members and develop an ever cleaner and greener resource portfolio,” said Tri-State Cha...

Tri-State Chairman and President Rick Gordon (Mountain View Electric Association, Limon, Colo.) made the following statement on the La Plata Electric ...

Tri-State Generation and Transmission Association offered the following comments on Delta-Montrose Electric Association’s petition in the Adams County...

This RFP advances our drive to be a 21st century power supplier for our members that is increasingly flexible and clean.