Salmonella Berta outbreak in King County, WA - Unknown source

Washington, United States

The Seattle & King County Public Health announced they are investigating an outbreak of Salmonella Berta. To date, 6 people from 6 separate households reported becoming sick, 2 people were hospitalized and no deaths were reported. Their illnesses onset between April 12, 2023, and June 5, 2023. So far, a common location or source has not been identified. All 6 cases are linked through genetic fingerprinting (whole genome sequencing) which indicates they likely have a common source of infection. These cases were reported from April 14, 2023, to June 12, 2023. Most people who were interviewed reported eating pork (e.g., a variety of pork cuts cooked at home) and different types of seafood (e.g., fish and crab) but no source has been identified. The investigation is ongoing.