Nobrega in Federal Court 

A Bangor man accused of causing a police stand-off was in a Federal Court room in Bangor Wednesday.Thirty-four-year-old Shawn “Dominic” Nobrega is charged with possession of a firearm by a felon.Wednesday was his detention hearing. He remains detained as of Wednesday evening.Several homes and businesses in Bangor near the Hampden town line were evacuated during the incident because police believed Nobrega had access to weapons.A hearing date has not been set.