What To Do When Your Well Water Smells Like Rotten Eggs. The chemical typically creeps into your water at the source when the supply originates from groundwater resources; (if you want to read more about the sulfur odor in water, check this post out.)
Water containing hydrogen sulfide can have an odor that is objectionable (and the water may. Adding chlorine to the water will kill the srb and thereby reduce the rotten egg odor in your water heater. Your water can smell like rotten eggs for different reasons depending on when the odor appears.
In most cases, the rotten egg smell does not relate to the sanitary quality of the water.
Coliform bacteria that live in soil often feed on sulfur for food or energy. Want to prevent the rotten egg smell from coming back? With that said, no one wants their home to smell like rotten eggs, so it’s a problem worth fixing! After a few hours, flush the tank by turning the cold water valve and hot water tap back on (this also treats your pipes).