Police have made a declaration under the Public Safety and Preservation Act following an incident that occurred last night in Southport.
Officers were called to an address in Southport around 11.25pm following reports of a disturbance.
As a result, police have declared an emergent situation at 2.10am.
Police have blocked off areas around White Street, and residents and people moving throughout the area are being asked to be patient and avoid the area if possible.
Specialist police are at the scene and there is no further information available at this stage.