S&P Global Ratings assigned its 'AA+' long-term rating to Trinity River Authority (TRA), Texas' series 2020 revenue bonds, issued for the Denton Creek Wastewater System. At the same time, S&P Global Ratings affirmed its 'AA+' long-term ratings and underlying rating (SPUR) on TRA's existing revenue bonds, also issued for the Denton Creek system. The outlook is stable. Bond proceeds will be used to refund the system's series 2009 and 2011 bonds and fund capital improvements and extensions to the system. The ratings reflect our opinion of the general creditworthiness of the leading utility system that participates in TRA's Denton Creek wastewater collection and treatment system. Fort Worth remains the largest user, in terms of percentage of flows, as well as