Coagulated water


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Terms & Synonyms

Official WHO Definition

Raw water after it has received destabilising chemicals that remove the electric charges from the turbidity particles and allows them to combine together and grow (WHO 2001).In water treatment, the water in which has already been added a chemical coagulant and it has been mixed gently to induce agglomeration by gentle stirring by either mechanical or hydraulic means, with a consequent increase in settling velocity of particulates (PAHO/CEPIS 2003).Treated water, prior to filtration, to which one or more coagulant chemicals ws added to form particles that subsequently settled (Symons et al. 2000).

Other Definitions


Interpretations and Explanations


PAHO/CEPIS. 2003. Glossary on Enviornmental HealthSymons, J. M., Bradley, L. C. Jr. and Cleveland, T. C. 2000. The Drinking Water Dictionary. American Water Works Association.WHO (2001) Upgrading water treatment plants

WHO Lexicon page (translations and examples)

See also

External Resources


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