april by april 11, influenced by major outbreaks of variants of concern in multiple provinces (including alberta, b.c., ontario, and saskatchewan), and slow availability of vaccines, new cases per-million exceeded those of the united states. november on november 28, the government of ontario announces that two cases of the omicron variant (later named ba.1) have been found in ottawa. 2022 may on may 3, the public health agency of canada reported one case of the omicron ba.5 variant had been found in canada. july by july 2, the omicron ba.5 variant had become the dominant variant in ontario.