A group of chemicals called disinfection byproducts, which form during chlorination. TTHMs form when natural organic matter in the rivers, e.g., leaves and algae decompose and combine chemically with the chlorine added for disinfection. Levels of TTHMs vary seasonally. Technique A required process intended to reduce the level of a contaminant in drinking water. A measure of the clarity of water related to its particle content.
Turbidity serves as an indicator for the effectiveness of the water treatment process.
Low turbidity measurements, such as ours, show how we remove particles that cannot be seen by the human eye.