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TERTIARY TREATMENT

Statistics Directorate    
French Equivalent: Traitement tertiare

Definition:
Tertiary treatment is the advanced treatment process, following secondary treatment of waste water, that produces high—quality water. Tertiary treatment includes removal of nutrients such as phosphorus and nitrogen and practically all suspended and organic matter from waste water.

Source Publication:
Glossary of Environment Statistics, Studies in Methods, Series F, No. 67, United Nations, New York, 1997.

Cross References:
Secondary treatment

Statistical Theme: Environmental statistics

Created on Tuesday, September 25, 2001

Last updated on Sunday, November 18, 2001