(Rick Egan | Tribune file photo) Wastewater treatment plant, located at 1300 West 2300 North in Salt Lake City, is shown in 2017. A pilot project that screened sewage for the coronavirus will be expanded to include 40 plants across Utah covering three quarters of the state's population. The study showed that such screening can help predict outbreaks of COVID-19 and monitor communities' infection trends.
Brian Maffly has worked for The Tribune off and on since 1994. Maffly roams Utah, covering public land and environment.