Number of wastewater treatment plants (urban - secondary treatment of plants) reached 2,405 in 2013 in Poland, according to Eurostat. This is 3.84% more than in the previous year.
Historically, Number of Wastewater Treatment Plants (Urban - secondary treatment of plants) in Poland reached an all time high of 2,405 in 2013 and an all time low of 198 in 1975.
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