Standard&Poor's Ratings Services assigned its 'A' standard long-term rating, and stable outlook, to Cedar Hill, Texas' series 2007 waterworks and sewer system revenue bonds and affirmed its 'A' Standard&Poor's underlying rating (SPUR), with a stable outlook, on the city's parity debt. The ratings reflect the city's: Growing customer base and the system's continued willingness to increase rates, as necessary, to adequately fund an escalating liability associated with Joe Pool Lake; Inclusion in the diverse Dallas-Fort Worth MSA economy; and Healthy debt service coverage (DSC) and solid system liquidity. These factors are offset, in part, by the system's: High combined water and sewer rates, and Potential to issue additional debt due to growth-related capital needs. A net