What are contaminants defined as in water?

In the context of water quality, contaminants are defined as any physical, chemical, biological, or radiological substance present in water. This broad definition is essential for water operators because it acknowledges the varied nature of substances that can compromise water quality and safety.

Physical substances might include sediment or debris that can affect aesthetics and water clarity. Chemical contaminants can encompass a range of pollutants from industrial discharges to natural minerals that may harm human health. Biological contaminants refer to microorganisms like bacteria and viruses that can lead to infectious diseases. Finally, radiological contaminants involve radioactive materials that can pose serious health risks.

Understanding this comprehensive definition is crucial for water operators, as it informs the necessary testing, treatment, and regulatory compliance needed to ensure safe drinking water. Being aware of all these potential contaminants helps in the development of effective water management strategies and the implementation of proper filtration, disinfection, and treatment processes to safeguard public health.