Links:
[1] https://xcelenergycommunities.com/document-category/community-materials
[2] https://xcelenergycommunities.com/sites/xcelenergycommunities.com/files/document/pdf/PIE-02-2019_P01.pdf
[3] https://xcelenergycommunities.com/state/colorado
[4] https://xcelenergycommunities.com/state/minnesota