Wastewater surveillance became an important tool for detecting COVID-19 outbreaks in communities throughout the pandemic, and it continues to be used in search for coronavirus SARS-CoV-2 as well as other pathogens.

But it’s unclear whether current levels of government funding to monitor wastewater for SARS-CoV-2 will continue beyond next year. Experts are calling on the federal government to create a standardized system for wastewater surveillance to bolster and replace the patchwork being used today.