Why Is The Hot Water So Hot?
Sometimes the water coming from your hot water tap can be hotter than anticipated. When this happens, you need to discover the cause of the problem in order to resolve it. Learn more about the best hot water temperature and why your water might be too hot. What Is the Ideal Residential Hot Water Temperature? The U.S. Consumer and Product Safety Commission recommends that residential water heaters don't exceed 120°F. Many water heaters can reach temperatures as high as 140°F, but temperatures this high can potentially lead to scalding.