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What is the Drinking Water Inspectorate?

Last updated: 20 October 2015

The Drinking Water Inspectorate is a unit within the Northern Ireland Environment Agency (NIEA). The Inspectorate is responsible for regulating drinking water quality in Northern Ireland under the Water Supply (Water Quality) Regulations (Northern Ireland) 2007/147 (as amended by SR 246 on 15 July 2009 and SR 128 on 20 April 2010); The Water Supply (Domestic Distribution Systems) Regulations (Northern Ireland) 2010/157; and the Private Water Supplies Regulations (Northern Ireland) 2009/413 (as amended by SR 131 on 20 April 2010).

The Drinking Water Inspectorate:

Our annual report, 'Drinking Water Quality in Northern Ireland, 2014' (.PDF 5Mb)Opens in New window is now available to download. Previous drinking water quality reports dating back to 1998 are also available.

To contact the Drinking Water Inspectorate phone: 028 9056 9282 or email: