University of Saskatchewan said the city is trending in the wrong direction when it comes to the prevalence of the novel coronavirus in the city’s wastewater.“Up until last week we were trending down in Saskatoon,” Giesy told Global News, adding they were able to “pick up maybe seven copies of the virus in 100 millilitres of wastewater.“So not very many.” Researchers using waste water to track COVID-19 in Saskatoon, Indigenous communities That changed in recent days.“The data (Wednesday) indicates that the number of copies has increased by fourfold since last week,” he said. “That’s bad news.