The Nucla Station officially retired from service as a coal plant today, the cooperative announced. The end of generation occurred as the facility exh...

For the third year in a row, Tri-State Generation and Transmission Association announced that wholesale rates for its 43 member systems will not incre...

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 ...