Number of Wastewater Treatment Plants (Urban - tertiary treatment of plants) in Switzerland

Number of wastewater treatment plants (urban - tertiary treatment of plants) reached 559 in 2013 in Switzerland, according to Eurostat. This is 0% more than in the previous year.

Historically, Number of Wastewater Treatment Plants (Urban - tertiary treatment of plants) in Switzerland reached an all time high of 660 in 2002 and an all time low of 84.0 in 1975.