Clean Water: no harmful contaminants. Broken water line and Drinking water, also known as potable water, is water known as clean water.
Gray Water: has some contaminants in it and sometimes called sullage. This could be clean wastewater from baths, sinks, washing machines overflow, and other kitchen appliances supply line burst.
Blackwater: Contains harmful and dangerous contaminants, Human waste, especially fecal matter, is a bio-hazardous material. It can cause illness, spread pathogens, and lead to long-term disease. Blackwater is caused from sewer backups or toilet overflows and is most referred to as Sewage Cleanup. A flood from a natural disaster or strong storm can result in other black water infiltrating your property. Avoid direct contact with it at all costs!