The seven-day average for number of cases reported is 4,318.
GTA hospitals now overflowing with COVID patients have transferred over 550 patients to other areas of the province.
On a positive note, Canada hit a new milestone for vaccinations, with 25 per cent of the population vaccinated with at least one dose, as the number of people climbed over 9.5 million Tuesday afternoon.
Trudeau participated in the 2020 G7 leaders' meeting virtually, but with global vaccination rates growing, including in the United Kingdom, the nation is looking to host other world leaders to discuss how to "help the world build back better from the COVID-19 pandemic and create a greener, more prosperous future", between June 11 and 13.
Right now, there are 42,941 active cases of the novel coronavirus in Ontario.
Generation-X Canadians flocked to make appointments for the Oxford-AstraZeneca vaccine as several provinces lowered the eligible age, including Prime Minister Justin Trudeau, Deputy Prime Minister Chrystia Freeland, Conservative Leader Erin O'Toole and NDP Leader Jagmeet Singh.
There are now 39,276 cumulative cases of the B.1.1.7 variant, 211 cases of the P.1 variant and 105 cases of the B.1.351 variant.
New Brunswick seeks retired health-care workers who can assist Ontario with COVID-19 crisisCBC News New Brunswick17 hours ago0:56
The numbers used in this story are found in the Ontario Ministry of Health's COVID-19 Daily Epidemiologic Summary.
Checkpoints went up at the boundaries with Quebec and Manitoba this morning to limit inter-provincial travel.
The province has reported 203 new hospitalizations since yesterday, and 41 new admissions of COVID-19 patients to intensive care units.
The province reported 4,447 cases and 19 deaths on Monday.
Ontario reported 3,469 new COVID-19 cases Tuesday and 22 additional deaths.
The National Advisory Committee on Immunization recommends offering the AstraZeneca shot to those 55 and over because of a slightly elevated risk of an extremely rare blood clot disorder. All three figures are new pandemic highs for Ontario.
He said the decision would mean hundreds of thousands more Albertans have a chance to be vaccinated more quickly.