Colligan River

Colligan River
Colligan River flowing under the N25 in Dungarvan
Native nameAbhainn Choilligeáin (Irish)
Physical characteristics
Source 
 • locationMonavallagh Mountains
Mouth 
 • location
Celtic Sea at Dungarvan
Length24 km (15 mi)
Basin size108 km2 (42 sq mi)
Discharge 
 • average33.1 m3/s (1,170 cu ft/s)

The Colligan River (Irish: Abhainn Choilligeáin) is a fast-flowing river in Ireland, flowing through County Waterford. It is reputed to be one of the fastest in Europe.