Police have declared an emergency situation under the Public Safety Preservation Act at East Brisbane.

Officers are responding to reports that a man is armed inside a home on Sinclair Street.

It is thought he is alone.

The declaration was made at 11.11am and affects the area between Vulture Street, Rosina Street, Mowbray Terrace and Elfin Street.

Residents within the declaration area should remain inside and road users are asked to stay away.

Specialist police are working to find a peaceful solution to the incident.

If you have information for police, contact Policelink by providing information using the online suspicious activity form 24hrs per day at www.police.qld.gov.au/reporting.

You can report information about crime anonymously to Crime Stoppers, a registered charity and community volunteer organisation, via crimestoppersqld.com.au 24hrs per day.