City of Boulder, a Colorado municipality, Brush Cogeneration Partners, a Colorado general partnership, Thermo Power Electric, Inc., a Colorado corporation, Thermo Cogeneration Partnership L.P., a Delaware limited partnership, Thermo Greeley, L.L.C., a Colorado limited liability company, Plaintiffs-Appellants, v. Public Service Company of Colorado, a Colorado corporation; and Colorado Public Utilities Commission, a Colorado state agency, […]