Tri-State Generation and Transmission Assoc. Inc

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Contact Information

Physical Address:
1100 West 116th Avenue
Westminster, CO 80234

Mailing Address:
PO Box 33695
Denver, CO 80233

Phone: (303) 452-6111
Executive Fax: (303) 254-6007

Website

Service Areas

Tri-State Generation and Transmission Association provides electric power to 44 distribution cooperatives in Colorado, Nebraska, New Mexico and Wyoming, which serve over one million consumers.

Please note that forms, rates and rules not listed in numerical order were cancelled.

Annual Reports
Advice Notices
Rates
Rules