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All documents below in effect for the 2024 filing

Filing Details PUC 3627

Details included in the filing for the Colorado PUC Rule 3627 in 2024:

2024 Rule 3627 Combined 10-Year Report

2024 Rule 3627 20-Year Report

Appendix A - Colorado Transmission Maps

Appendix B - Denver-Metro Transmission Map

Appendix C - Black Hills Energy Transmission Map

Appendix D - Black Hills Project Sheets

Appendix E - Tri-State Project Sheets

Appendix F - Public Service Projects

Appendix G - CSU Appendix Projects

Appendix H - PRPA Projects

Appendix I - WAPA Projects

Appendix J - CCPG Stakeholder Process

Appendix K - Public Service Stakeholder Comment

Appendix L - Black Hills Stakeholder Comments

Appendix M - CCPG Stakeholder Comments (Tri-State)

Appendix N - Black Hills Supporting Documents

Appendix O - Tri-State Supporting Documents

Appendix P - Public Service Supporting Documentation

Appendix Q - How to Access Model Data

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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

©2026 Tri-State Generation and Transmission Association, Inc. Power supplier to the rural west.

  • About Us
    • Members
    • Leadership
  • Powering the Future
    • Our Energy Mix
  • Electrify and Save®
    • On-Bill Repayment
    • Programs
    • Trade Ally
  • Media
    • Resources
    • Blog
    • Features
    • News
    • Newsletter
    • Podcast
  • Cooperative Benefits
  • Operations
    • Wildfire
  • Search