Provincial health officials state 28 of Ontario's 34 local public health units reported five or fewer instances and 19 are reported no new cases whatsoever.
Public Health Ontario has confirmed 132 new cases of COVID-19 today.
The 72 new infections reported in Peel Region on Friday is the highest single-day tally recorded in that area since June 4.
To date, Ontario has confirmed 42,686 cases of COVID-19, and has reported 38,635 of those cases as recovered, and 2,812 cases ending in death.More news: Robert Pattinson tests positive for COVID-19, filming of `The Batman` halted
The average incidence rate for Ontario is 287.2 cases of COVID per 100,000 people in the population.
"So the weekend? Enjoy, be careful", Williams said Thursday.
Additionally, Ottawa reported 30 new cases and York Region counted 19.
There have also been increasing reports of cases among employees of places like malls and gyms, while transit agency Metrolinx this week announced its first positive diagnosis in a staff member in two months.More news: Miley Cyrus says she has given up vegetarianism because of her health
There are now 1,249 active, lab-confirmed cases of COVID-19 in the province, including 60 patients hospitalized with the coronavirus.
There were no reported deaths.
Premier Doug Ford previously said that the rise in cases in Peel and more specifically Brampton is a real concern. ". He's not the type of person to say, 'this is what we're deciding, it's my way or the highway.' He talks to all the health experts around the country".
There were no new deaths linked to COVID-19 recorded by the province on Friday, but health officials did retract one deceased patient from Ontario's death toll, which is now 2,811.More news: Miami Dolphins host a slew of free agents head of roster cuts
The province has completed more than three million tests for COVID-19 since the beginning of the outbreak.