COVID-19 in wastewater.The government says the data can provide early warning of new pandemic waves or the emergence of new variants.
Some Quebec adults could get 4th or 5th COVID-19 shots this fall: vaccine committee Quebec has been screening wastewater for COVID-19 in Quebec City and the Montreal area since late March but only began releasing the data Wednesday.The seven-day average of wastewater collections suggests a decline in the concentration of COVID-19 in wastewater in Quebec City, while in Montreal, the data suggests a stable concentration.Dominic Frigon, a McGill University civil engineering professor who helped develop Quebec’s wastewater screening program, says the data can be useful for detecting trends but adds that COVID-19 levels in wastewater don’t directly correlate to case counts.