National wastewater monitoring system only has buy-in from a handful of states
Only a dozen states are regularly reporting sewage data to the Center for Disease Control and Prevention’s National Wastewater Surveillance System, Politico reported. The system, which launched in 2020, collects data on levels of the coronavirus at sewage plants around the country. But with most states not participating, the agency isn’t able to get a clear picture of how the virus is spreading nationwide.
Wastewater is a valuable public health tool for the COVID-19 pandemic because it doesn’t rely on people showing up for testing or reporting the results from tests taken at home. Levels of the virus in sewage also tend to rise before cases start to go up, so it’s an early warning sign for increased spread. Early signs of the omicron...