In over a third of all cases, a cause of death is not available, while 15 are attributed to accidents, poisonings and violence.

Some of the centres had not attained the appropriate An Garda Síochána vetting.

Gardai maintained a presence at the site late on Tuesday evening.

More than 110 people have died in protected accommodation since its inception

The man claims he has been unable to obtain proper accommodation from Waterford City and County Council, except night-to-night emergency accommodation