A 29 year old man remains in custody following a planned police operation near Railton this morning.

The man, who was in possession of a firearm at the time of his arrest, was arrested around 9.30am today in relation to firearms, family violence, motor vehicle stealing and dangerous driving offences.

Police, including the Special Operations Group, were involved in the arrest to ensure public safety.

Police are currently conducting a number of searches and investigations remain ongoing.

Anyone with information should call Police on 131444 or anonymously to Crime Stoppers on 1800 333 000 or crimestopperstas.com.au

A full media release will be issued later tonight or early tomorrow.