A body has been recovered following a search at the harbour in Arklow.
Emergency services including the Arklow Fire Services, RNLI and the Coastguard had been searching a section of the Avoca river after it was reported a car had entered the water on the South Quay at around 2am on Thursday morning.
They were joined by the Garda Sub-Aqua Unit and Rescue Helicopter.
The car was lifted from the water at 11.30.
Gardai are treating the incident as a personal tragedy.