Lambton Public Health reported no new cases of COVID-19 Monday morning.
In its daily update, the health unit said the number of confirmed cases since the start of the pandemic in March 2020, has dropped by one to 3,488.
Cases considered resolved increased by three to 3,395, lowering the number of active infections by four to 33.
There are still two workplace and institutional outbreaks.
Bluewater Health had three COVID-positive patients in hospital, down one from Sunday.