The Water Framework Directive (2000/60/EC) and Groundwater Daughter Directive (2006/118/EC) (GDD) require Member States to prevent inputs of hazardous substances into groundwater subject to various exemptions. The documents below set out the list of standards that can be used to assess inputs of hazardous substances into groundwater.
Groundwater dependent terrestrial ecosystems (GWDTE) are wetlands which critically depend on groundwater flows and /or chemistries.
The Final Recommendations on Environmental Standards following phase 3 of the review have been published (November 2013). This report includes zinc standards.
Following the publication of the first River Basin Management Plans and in response to queries about the differences in nitrate threshold values, the UKTAG Groundwater Task Team has re-evaluated the methodology for calculating threshold values.
The UK Technical Advisory Group (UKTAG) sought comments on the scientific principles underpinning the second set of proposals for environmental standards to underpin the implementation of the Water Framework Directive.