Standard&Poor's Ratings Services has assigned its 'AA' rating to the City of Colorado Springs, Colo.'s utilities system revenue bonds series 2013B. At the same time, Standard&Poor's affirmed its 'AA', 'AA/A-1+', and 'AA/A-1' ratings on the utilities' parity debt outstanding. The outlook is stable. A pledge of net revenues of Colorado Springs Utilities' (CSU) electric, gas, water, wastewater, and streetlight systems secures the bonds. Proceeds will fund a portion of the Southern Delivery System (SDS) construction and other general system capital investment. Total debt outstanding amounts to $2.25 billion, before the 2013B issuance. The 'AA' rating reflects what we consider to be the following credit strengths: The city council's willingness to set rates that provide generally strong