COVID-19 pandemic.“What we’ve seen across Alberta in the samples last collected on Wednesday this week is that wastewater values of SARS-CoV-2 RNA are certainly down from the peak of what we had seen with this fifth wave,” Dr.
Michael Parkins of the Cumming School of Medicine said Friday.“We’re up slightly from where we were on Monday, but we’ve seen a clear and consistent trend over the last five sampling points that wastewater values of SARS-CoV-2 are decreasing, suggesting cases to be diagnosed six days from now are less over time.” Alberta doctors say province needs to do more than expand capacity Wastewater-based epidemiology has become the de facto method for the province to track the prevalence of COVID-19 in Alberta municipalities, as the wastewater system captures all COVID-19 cases in a population whether they are symptomatic or asymptomatic.On Jan.