The emergency department waiting room at Melbourne's Alfred Hospital has been listed as a tier 1 COVID-19 exposure site.

The ED was listed for September 6, between 5:37pm and 11:15pm, after a positive case attended the venue.

In a statement, the hospital said contact tracing was underway, and no staff had been required to furlough.

"The patient was screened by a streaming nurse on arrival, and did not present with COVID-19 symptoms," a spokesperson said.

"Our priority is the safety of our patients and staff, while we continue to provide care for our community."

There are now more than 950 exposure sites listed, after dozens more were added last night, while some venues dropped off after being on the list for two weeks.

Among the new tier 1 sites are:

• the KFC at 27-33 Spencer Street, Thomastown
• Chemist Warehouse at 428 Old Geelong Road, Hoppers Crossing
• WI Building Systems at 93-95 Yellowbox Drive, Craigieburn
• a construction site at Glen Waverley Primary School, operated by WI Building Systems.

Anyone who has visited a tier 1 site during the exposure period must get tested and isolate for 14 days.

Among the new tier 2 sites are:

• HOOKD Fish n Chips in Borrack Square, Altona North, for September 2-4, however, some individuals have been identified as tier 1 contacts
• an apartment complex at 8 Pearl River Road, Docklands, from September 1 to September 6.

Check the table below to find all the sites of concern and their exposure windows.

You can find information on testing site hours and the nearest site to you on the Department of Health website.