Nitrate Threshold Values for Assessing Risks to Groundwater Drinking Water Resources

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. This re-evaluation has taken into account the range of hydrogeological conditions across the UK and Ireland and the susceptibility of groundwater bodies to pollution by nitrate

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