The Northern Ireland Environment Agency’s Water Quality Inspectorate is responsible for the investigation of pollution of watercourses and coastal waters as well as protecting the many rivers, streams and lakes in the province.

NIEA also monitor the quantity and quality of underground water.

Offices administered by Fermanagh & Omagh District Council can be contacted at:

Fermanagh Water Management Unit
Castle Archdale Country Park, 346 Killadeas Road, Rossmore, Irvinestown, Co. Fermanagh BT94 1PP
Telephone: 028 686 28882

Omagh Water Management Unit
County Hall, Drumragh Avenue, Omagh, Co. Tyrone BT79 7AF
Telephone: 028 82 254046

Limavady Water Management Unit
Room 109, County Hall, Castlerock Road, Waterside, Coleraine, Co. Londonderry BT51 3HS
Telephone: 028 70 346964