The fire was brought under control by local fire services.
Deasy was the government envoy to Washington DC.
This bronze-coloured steel beast could be watching over Waterford by 2021, if the €22 million in funding is approved.
Controversy about conditions at the mortuary first arose earlier this year.
Last month the HSE confirmed that funding of €5.7 million has been approved for the development.
The motion was passed by local members of the party last night.
The incident happened at around 10am this morning.
He is due to appear before a special sitting of Waterford District Court this evening.
Gardaí have arrested a man in his 20s over the incident.
The raffle code of the winning €1 million raffle prize is 1 DZW 38394.
Luke Cummins has been missing since Thursday evening 19 July.