Complementing the regular information to consumers, drinking water quality has in three year cycles to be reported to the European Commission. The Commission assesses the results of water quality monitoring against the standards in the Drinking Water Directive. After each reporting cycle the Commission produces a synthesis report, which summarises the quality of drinking water and its improvement at European level.
The European Commission adopted on 20 October 2016 a Synthesis Report on the Quality of Drinking Water in the Union examining the Member States' reports for the 2011-13 period, foreseen under Article 13(5) of Directive 98/83/EC. The report COM(2016) 666 final summarizes the information provided by 27 Member States.
As referred to in the synthesis report, country reports per Member State are also available.
As referred to in the synthesis report, technical reports which contain detailed fact sheets per Member State are also available:
The reporting exercise for the period 2011-2013 is ongoing. Further information and guidance can be found here.
Earlier synthesis reports are available to the public and can be downloaded on this site for the reporting period 1996-1998, for the period 1999-2001, for the period 2002-2004 and for the period 2005-2007.