| has gloss | eng: Northern Ireland Water Limited ( Ulster Scots: Norlin Airlan Watter ) is a water company in Northern Ireland. Formerly an executive agency (the Northern Ireland Water Service) within Northern Ireland's Department for Regional Development, it became a government owned company on 1 April 2007. The company provides 710 million litres of water a day and has approximately 1,900 staff. It is responsible for 38,000 km of water and sewerage mains, as well as 47 water treatment works and 918 wastewater treatment works. |