Click âDisease of the Week,â find rotavirus, and take the quiz to test your knowledge! Rotavirus is a contagious virus that can cause gastroenteritis (inflammation of the stomach and intestines). Symptoms include severe watery diarrhea, often with vomiting, fever, and abdominal pain.
The incidence of rotten egg odor or black water in hot water lines is due to the reaction of. sulfates and micro-organisms in the water that create Hydrogen Sulfide (H2S). This is a water. chemistry condition, rather than a water heater problem.
The smell of sewage is likely caused by bacteria in your drain producing gases that arise when the faucet is turned on. Hydrogen sulfide is the gas most likely to cause this smell. It is commonly caused by bacteria that forms in your hot water heater when it is run at low temperatures or turned off for a period of time. Hydrogen sulfide can be smelled at levels as low as .5 parts per million.