NEWCASTLE police have arrested a man in Jesmond as part of a significant police operation that began in the early hours of Tuesday.
Part of Mordue Parade was closed in the suburb as officers went about their work, with the public urged to avoid the area.
NSW Police confirmed officers were called to the area after reports a man was in possession of a gun.
"A man aged in his 20s was arrested without incident and taken to Waratah police station," NSW Police said in a statement.
"A search warrant will be executed at the address. There is no risk to members of the community."