Number of wastewater treatment plants (urban - total of plants) reached 90.0 in 2013 in Bulgaria, according to Eurostat. This is 3.45% more than in the previous year.
Historically, Number of Wastewater Treatment Plants (Urban - total of plants) in Bulgaria reached an all time high of 90.0 in 2013 and an all time low of 48.0 in 1993.
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