Health officials said there were 2,336 new infections, a rise from 2,094 cases on Monday. Toronto recorded the highest number of new cases with 727, followed by Peel Region with 727, York Region with 229 and 194 in Durham Region.
The seven-day average for number of cases reported across the province is now 2,094. For the second straight day the province posts the highest positivity rate since January 19. Hospitalizations are up over 200 from one week ago while ICU patients are up 53. Of that total, 387 people are in the ICU and 249 are in the ICU on a ventilator.
"Hospitals will move heaven and earth ... but it's all making a awful situation worse", he said. Ontario has approximately 2,300 total ICU beds but around 1,400 are occupied with non-COVID patients, leaving about 900 beds left.
Ford's comments came hours after Ontario's hospitals and science advisers warned that intensive-care units in the province's hospitals were facing a capacity crunch.
The province is reporting another 1,210 cases where a mutation has been detected but the exact lineage can not be determined.
There are now 1,800 cumulative cases of the B.1.1.7 variant, 69 cases of the B 1.351 variant, and 90 cases of the P.1 variant.
"Every day delayed is a day we miss out on getting more needles in arms", Ford said, adding the supply issues have meant some pharmacies have had to stop offering vaccinations because they don't have any left.
Canada is expecting around 1.5 million doses of the Oxford-AstraZeneca vaccine from the United States today.
Elliott said the province - which has only used the vaccine for those aged 60 and older - was "pausing" plans to administer it to younger groups.
Ontario received 466,830 Pfizer-BioNTech doses on Monday, and the government said a delayed shipment of 225,400 Moderna doses is expected on April 7.
The study also found that 46 per cent of intensive-care admissions between March 15 and March 21 were people aged 59 and younger, compared with 30 per cent of admissions between December 14 and December 20.
Ontario has reported 347,570 cases of COVID-19 since the pandemic started last March, and of that total, 320,409 cases have been resolved.