Signs that you may need water service replacement include recurring leaks or bursts in your water line, a significant drop in water pressure, discolored or foul-smelling water, and visible corrosion or deterioration of your pipes. If you notice any of these issues, it's crucial to consult a professional plumber from Warner Super Service, Inc in Fort Washington for an assessment. They can determine whether water service replacement is necessary to ensure the continued safety and reliability of your water supply.