Tri-State's mission is to provide our member systems a reliable, affordable and responsible supply of electricity in accordance with cooperative principles.
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...
5,665 MILES OF LINE
1.3 MILLION CONSUMERS