Ontario is reporting 639 new COVID-19 cases and no new deaths from the virus today.
Health Minister Christine Elliott says 515 of the infected people are not fully vaccinated or have unknown vaccination status.
The case numbers are based on 19,866 tests.
There are 151 patients in intensive care with COVID-related critical illness, including 82 people on ventilators.
The province says it administered 22,589 doses of a COVID-19 vaccine since the last daily update for a total of more than 20.4 million shots.
Eighty-two per cent of Ontario residents aged 12 and over have at least one dose of a COVID-19 vaccine and 75 per cent have received both shots.
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