...S&P Global Ratings assigned its '##' long-term rating to San Antonio, Texas' electric and gas systems' taxable new series 2020 revenue refunding senior-lien bonds. At the same time, S&P Global Ratings affirmed its '##' long-term rating and underlying rating (SPUR) on the city's electric and gas systems' senior-lien debt, and its '##-' long-term rating on the electric and gas systems' junior-lien debt outstanding. The outlook on the ratings is stable. The City Public Service Board of San Antonio (or CPS Energy) manages and operates the city's electric and gas systems. CPS Energy's electric and gas systems' net revenue pledge secures the senior- and junior-lien revenue debt. The difference in the ratings reflects the lien status. The rating reflects the application of our "U.S. Municipal Retail Electric And Gas Utilities: Methodology And Assumptions" criteria (published Sept. 27, 2018, on RatingsDirect). S&P Global Ratings also affirmed its 'A-1+' ratings on the electric and gas systems'...