The California Department of Public Health (CDPH) warned consumers today not to eat raw oysters from British Columbia, Canada because they may be linked to an outbreak of norovirus illnesses in California. Canadian officials continue to investigate the source of norovirus illnesses and have closed multiple growing regions in British Columbia for sanitary contamination.

The Minnesota Department of Health, Hennepin County Public Health, and the Minnesota Department of Agriculture are working with federal officials and public health agencies in other states and Canada to investigate norovirus illnesses associated with oysters harvested from Bay 14-8 in British Columbia. Twenty-nine Minnesotans have been sickened in this outbreak. They became ill with

Individuals sickened after consumption of oysters from British Columbia, Canada

Officials at the Washington State Department of Health (DOH) advise Washington residents to not serve or eat raw oysters harvested from an area of British Columbia (BC), Canada until further notice. Eighteen Washington residents have reported norovirus-like illness after eating BC oysters from harvest area

Norovirus makes its way into the marine environment through untreated human sewage (poop) and vomit. This may come from leaky septic systems, faulty waste water treatment plants, boaters, or beach-goers. Shellfish are filter feeders, which means they filter seawater through their bodies to get food floating in the water. When norovirus particles are in the

In general, raw oysters are most likely to be contaminated in the water before harvesting. Regardless, Public Health Environmental Health Investigators conduct onsite visits for each report of illness associated with raw oyster consumption. This helps control risk factors that may be present that could contribute

An Introduction to Norovirus

The Centers for Disease Control and Prevention (CDC) estimates that noroviruses cause nearly 21 million cases of acute gastroenteritis annually, making noroviruses the leading cause of gastroenteritis in adults in the United States. 

Nature has created an ingenious bug in norovirus.  The round blue ball structure of norovirus is a protein

At least 279 already with Norovirus in Canada.

Officials are warning consumers not to eat raw oysters harvested from a specific bay in British Columbia, Canada, after linking norovirus illnesses to these oysters.

The Minnesota Department of Health, Hennepin County Public Health, and the Minnesota Department of Agriculture are working with federal officials and public

Public Health Insider:

We’ve recently received multiple reports of people getting sick with norovirus-like illness (nausea, vomiting, and diarrhea) after eating raw oysters in restaurants. In just March alone, we’ve received reports of 13 people whose illnesses we believe are linked to eating raw oysters. An additional 14 people became sick after being in close