Updated April 15, 2021 You can read the full announcement here, though an outline of the closure notice shared online by the government states the following: Recreational camping is prohibited on public land, including Crown land until further notice. This is to stop the spread of the COVID-19 virus and protect the health and well-being of Ontarians.
https://www.ofah.org/crown-land-camping-prohibited-effective-immediately-due-to-covid-19/