Brussels-Capital Region : location of the different groundwater quality monitoring sites managed by Brussels Environment and which results are transmitted through the reporting to Europe (under Article 8 of the Water Framework Directive). Indication of the analyzed water body, the European Code and the Brussels code of the monitoring site. Distinction between two types of monitoring: surveillance monitoring for all groundwater bodies (type_monitoring = 1) and operational monitoring for groundwater bodies identified as being at risk of failing to achieve the objectives of good status (type_monitoring = 2)

Brussels-Capital Region : location of the different groundwater level monitoring sites (or piezometric sites) managed by Brussels Environment under the surveillance monitoring of the groundwater status in accordance with the Ordonnance and the Water Framework Directive. Indication of the analyzed water body, the European Code and the Brussels code of the monitoring site.

Brussels-Capital Region : data on the 5 Groundwaterbody of the Area of Brussels, defined under the Directive and the Ordinance Water : code European, code of Brussels and name of the water mass, hydrographic district

Brussels-Capital Region : location of groundwater catchment sites protection areas 2 and 3 (i.e. extraction wells and drainage gallery) in the Brussels-Capital Region. Those sites were defined in the Brussels-Capital Government decree of 19 September 2002 delimiting a groundwater catchments protection area at the “Bois de la Cambre” and in the Sonian Forest (Belgian Monitor: June 10, 2008)

Brussels-Capital Region: localization of the extraction wells for drinking water in Brussels, run by VIVAQUA. Ranked as protected area 1 of the water extractions (with the drainage gallery)

Brussels-Capital Region : data on the 3 Surface Water Bodies of the Area of Brussels, defined under the Directive and the Ordinance Water : code European, code of Brussels and name of the water mass, hydrographic district.

Brussels-Capital Region : location of Brussels drinking water catchment drainage gallery operated by VIVAQUA. Each section of the drainage gallery is named. Classified as protection area 1 of water extraction (with the extraction wells).

Brussels-Capital Region : location of the different surface water quality monitoring sites under the Water Framework Ordonnance and Directive. Surface waters concerned are surface water bodies: Canal, Senne and Woluwe. Monitoring involves a series of chemical, physico-chemical parameters... The code and the name of the monitoring site are given.

Brussels-Capital Region : location of the different surface water biological quality monitoring sites under the Water Framework Ordonnance and Directive. Surface waters concerned are surface water bodies: Canal, Senne and Woluwe. Monitoring involves a series of biological parameters.

Brussels-Capital Region: The nitrate-vulnerable zone is a protected area against the pollution of groundwaters caused by nitrates from agricultural sources. It was designated in accordance with the prescriptions of the European Directive 91/676/EEC, by the Ministerial Order of 25 May 1999.