Question

The Center for Disease Control (CDC) has its own laboratories and national wastewater surveillance system to help local health departments with wastewater collection and testing. Why does the CDC have a wastewater surveillance system?

Wastewater can be treated to prevent viral spread in drinking water.

Wastewater can be collected, tested, and used to trace viral outbreaks.

Viral outbreaks are spread through wastewater treatment of drinking water.

Wastewater can go through ozonation and chlorination to prevent virus spread.