Standard&Poor's Ratings Services has assigned its 'AA' rating to City of Colorado Springs, Colo.'s utilities system revenue bonds, series 2010D. Standard&Poor's also affirmed the 'AA' long-term rating on Colorado Springs Utilities' (CSU) parity debt outstanding. The outlook is stable. With these bonds, debt outstanding will total about $2.3 billion. The bonds will be fixed-rate and are secured by a pledge of net revenues of CSU's electric, gas, water, wastewater, and streetlight systems. Bond proceeds will finance the acquisition of the 50% of the Front Range Power Station CSU does not currently own. The electric utility currently purchases power from the half owned by third parties The 'AA' long-term rating reflects what we consider to be the