Armed police have surrounded a house in Woolston.
Police officers have been shouting through the windows of a house on Rutherford Street near Ferry Road.
A neighbour said police officers have been at the house since 11AM.
A police dog unit is at the scene along with a police van parked up near the intersection.
A police spokeswoman said “there are inquiries in that general area to locate a person of interest to police.
Police are armed as a precaution.”
The road has not been blocked off.