FERC partially approved Tri-State Generation and Transmission Association’s Order 845 compliance filing, directing the cooperative to make more changes.

Tri-State Generation and Transmission Association has entered into a withdrawal agreement with Delta-Montrose Electric Association.

FERC accepted Tri-State's petition that recognizes the cooperative became jurisdictional to the commission when it added its first non-utility member.

Tri-State Generation and Transmission Association said it will shut down 1,111 MW of coal-fired generation and an associated coal mine.

WAPA, Basin Electric, and Tri-State Generation and Transmission Association announced they will join SPP’s Western Energy Imbalance Service market.

NERC offered lessons from firefighters, psychologists and the airline industry at its eighth annual Human Performance Conference.

FERC approved SPP’s plan to streamline the process by which it designates frequently constrained areas, and it denied a complaint by NPPD.