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Colorado regulators approve Tri-State’s transformative, unopposed electric resource plan settlement 

Tri-State expected to initiate procurement of renewable, storage, and dispatchable resources in mid-September 2024. 
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Tri-State’s innovative Bring Your Own Resource program accepted by federal regulators

Members can self-supply up to 40% of requirements through their owned or controlled projects.
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S&P Global Ratings raises Tri-State's outlook to stable, affirms investment grade ratings

Ratings agency cites CTP tariff, debt reduction, energy transition and formulary wholesale rate in reducing the cooperative’s credit risk profile.
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New Tri-State wholesale rate design accepted by federal regulators

Member-developed formulary rate design ensures sufficient revenues to meet financial goals through Tri-State's clean energy transition.
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Northwest Rural Public Power District refuses to pay wholesale power bill to Tri-State

NRPPD has not paid its most recent power bill to Tri-State, despite accepting all-requirements power service.
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Tri-State advances transformative electric resource plan with unopposed settlement filing

ERP seeks 1,250 megawatts of new renewable and energy storage; settlement includes assistance for northwest Colorado coal communities.
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Tri-State evaluating plans for Colowyo Mine 

No decision has been made regarding the end of coal production.  
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Origis Energy and Tri-State announce commercial operation of Escalante Solar

New solar project on the site of the former Escalante Generating Station began generating on June 1.
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Tri-State, members announce innovative Bring Your Own Resource program

Increasing member flexibility is a major step in Tri-State's member-driven energy transition. 
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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