Number of coliform bacteria

Definition

An indicator of the number of coliform bacteria (a group of indicator microorganisms) in water, usually expressed as the number of colony forming units (CFU/100 ml)

Importance and Essence

Shows the microbiological quality of water and the possible presence of fecal contamination
A high number of coliform bacteria indicates a sanitary risk, the possible presence of pathogens and a danger to human health

Where Used

Occupational health and safety assessments (drinking water quality)
Water control in industrial facilities (food industry, technological processes)
Environmental studies (assessment of water body status, wastewater analysis)