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Tri-State to refund $30 million in patronage capital to members for 2020

In showing the benefits of cooperative membership, Tri-State’s board approved the return of $30 million in patronage capital for 2020 to it's members.
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Tri-State filing identifies 1,850 megawatts of additional renewables, energy storage by 2030

Tri-State files its first Electric Resource Plan with Colorado Public Utilities Commission under new rules with their “preferred scenario.”
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Colorado Air Quality Control Commission’s preliminary final action requires early closure of Craig Station Unit 3

On Dec. 1, Tri-State will submit an electric resource plan to Colorado Public Utilities Commission that includes an 80% reduction in greenhouse emissi...
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SPP and stakeholders will consider RTO expansion to the west; study anticipates $49M in annual savings for current and new members

Tri-State’s participation in a Western Interconnect RTO is essential to advance our members’ reliability, affordability and clean energy goals.
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Colorado Gov. Polis joins Tri-State to announce greenhouse gas reduction goals

Tri-State will be submitting a “preferred scenario” to reduce emissions associated with its wholesale electricity sales in Colorado by 80% by 2030.
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Tri-State applauds Colorado Public Utilities Commission decision  

Tri-State Generation and Transmission Association applauded a decision today by the Colorado Public Utilities Commission (CPUC) to dismiss a complaint...
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Tri-State Community Solar Program Advances Additional Member Flexibility

Members of not-for-profit interstate power supplier Tri-State Generation and Transmission Association will soon have expanded opportunities to pursue ...
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Tri-State sets goals to reduce wholesale rates, implements partial requirements contracts in 2021

Tri-State announced today its ambitious goal to lower wholesale rates, dramatically increase its renewable resources and reduce emissions
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Tri-State is advancing emissions reduction goals outlined in our Responsible Energy Plan

In recent weeks, some have misinterpreted the 'business as usual' scenario in a resource assessment filing Tri-State made in June 2020 with the Colora...
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Tri-State Generation and Transmission Association
Office: 303-452-6111
1100 West 116th Avenue
Westminster, CO 80234

Mailing address:
PO Box 33695
Denver, CO 80233-0695

©2025 Tri-State Generation and Transmission Association, Inc. Power supplier to the rural west.

  • About Us
    • Annual Report
  • Powering the Future
    • Our Energy Mix
  • Electrify and Save®
    • On-Bill Repayment
    • Programs
    • Quality Install
  • Media
    • Resources
    • Blog
    • Features
    • News
    • Newsletter
    • Podcast
  • Cooperative Benefits
  • Operations
  • Search