The Joint Agencies Groundwater Directive Advisory Group (JAGDAG) have been seeking views on the proposed changes to the Methodology for the determination of hazardous substances for the purposes of the Groundwater Directive (2006/118/EC) and proposed determination of 48 substances. More information can be found within the stakeholder consultation section of the website. The results of the consultation will be published soon.
Please note that this guidance is for information only; it should not to be used in the classification of ecological status until information is available on which of the species listed are considered ‘high impact'.
The alarm list contains species thought to pose a risk to surface waters and their ecological status under the EC Water Framework Directive, but whose presence has not yet been recorded in Great Britain.