Turbidity Measurement in Water: How It Works, Testing Methods, and Meters
Posted by David Cannon on 5th Oct 2026
Turbidity refers to the cloudiness or haziness of water caused by suspended and colloidal particles that scatter light passing through a water sample. The amount, size, shape, and optical characteristics of these particles influence the measured turbidity, making it a useful indicator of changes in water clarity and treatment performance.
During industrial and municipal water treatment, turbidity measurement in water can provide insight into the effectiveness of processes such as clarification,