Similar work in MN shows that wastewater rates are a leading indicator of positive tests: https://www.kare11.com/article/news/local/breaking-the-news/minnesota

Similar work in MN shows that wastewater rates are a leading indicator of positive tests: https://www.kare11.com/article/news/local/breaking-the-news/minnesota-wastewater-predicted-each-covid-wave-including-this-one/89-8cadce74-65f7-4445-8705-15149ff29ec1 https://www.kare11.com/article/news/local/breaking-the-news/...