A breakthrough in COVID-19 wastewater checks could speed up tests for informal settlements

“Countries around the world have been monitoring their sewer systems for COVID-19. But in sub-Saharan Africa, less than 10% of the population is connected to the sewer network. Instead of sampling sewers, South Africa’s Water Research Commission decided to look for COVID-19 RNA in three rivers and one surface runoff from an informal settlement in the province of Gauteng.”