All documents below in effect for the February 1, 2018, filing

Filing Details PUC 3627

Details included in the filing for the Colorado PUC Rule 3627 on February 1, 2018:

10-year transmission plan 2018

20-year conceptual scenario report 2018

Appendix A - Colorado transmission maps 2018

Appendix B - Metro Denver transmission map 2018

Appendix C - Black Hills Energy transmission map 2018

Appendix D - Black Hills Energy projects 2018

Appendix E - Tri-State G&T 10-year transmission projects 2018

Appendix F - Public Service Company of Colorado projects 2018

Appendix G - Colorado Springs Utilities projects 2018

Appendix H - Platte River Power Authority project 2018

Appendix I - WAPA projects 2018

Appendix J - CCPG stakeholder process 2018

Appendix K - CCPG comment forms 2018

Appendix L - Black Hills Supporting Documents 2018

Appendix M - Tri-State G&T supporting documents 2018

Appendix N - Public Service supporting documents 2018