Police have said there is “no evidence” of any ongoing risk to the wider public.
Chief Superintendent Steve Davies said: “This is a tragic incident, and our thoughts remain with the young man’s family at this difficult time.
“I would like to reassure the public that this is an isolated incident, and the death is currently being treated as unexplained.
“There is no evidence of any ongoing risk to the wider public in connection with this sad incident.”
