First used in the 1940s to monitor for polio, wastewater surveillance proved such a powerful disease monitoring tool that the U.S. Centers for Disease Control and Prevention established the National Wastewater Surveillance System to support SARS-CoV-2 monitoring in September of 2020. Now, a team of scientists from Penn State and the Pennsylvania Department of Health have shown that domestic sewage monitoring is useful for a foodborne pathogen as well.In findings published in September in the Journal of Clinical Microbiology, the researchers report that the bacteria Salmonella enterica was detected in samples from two wastewater treatment plants in central Pennsylvania during June 2022.“Non-typhoidal Salmonella is a common cause
