CDC tests wastewater for Covid — state-by state results

How the CDC tests wastewater for Covid-19 — and what the data says about your state | CNN The agency now tests sewage to keep tabs on the virus. See how the process works and how viral activity in your state compares to the national trends. Matt Stiles, Way Mullery CNN

New Covid-19 infections are no longer tracked or reported as closely as they were during the public health emergency. Instead, US officials now focus on testing the contents of Americans’ wastewater to keep tabs on the virus.

To identify virus levels and larger trends, the US Centers for Disease Control and Prevention relies on a large network of sampling sites at wastewater treatment facilities across the country. The monitoring network covers about 43% of the population. ...