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Foodborne illness outbreaks

Investigation summaries


Select a tab below to display a list of King County investigations and current state and national outbreaks with reported King County cases:


Raw oyster-related investigations

Date posted
Last updated
Food business
Suspected organism
05-06-22 05-20-22 IHOP Norovirus
04-19-22 05-19-22 La Fuente Norovirus
04-08-22 05-19-22 Il Terrazzo Carmine Norovirus
02-25-22 03-04-22 The Rock Wood Fired Pizza Norovirus
02-08-22 03-03-22 Chinese Taste Restaurant Bacillus cereus or Clostridium perfringens

Raw oyster-related investigations

Date posted
Last updated
Food business
Suspected organism
10-22-21 03-03-22 Resonate Brewery & Pizzeria Norovirus
08-11-21 08-19-21 Wildfin American Grill Norovirus
06-02-21 08-10-21 Habit Burger Grill Norovirus
06-09-21 06-24-21 Mazatlan Restaurant Norovirus
05-04-21 05-12-21 Source unknown E. coli
05-03-21 06-03-21 Pho Tai (Federal Way) Bacterial toxin
Date posted
Last updated
Food business
Suspected organism
08-13-20 03-03-22 Saigon Vietnam Deli Gastrointestinal illness
04-21-20 08-14-20 Señor Moose Hepatitis A
01-08-20 01-10-20 Rider Norovirus

This lists state and national foodborne illness outbreaks and recalls with reported cases in King County. For more information about the outbreak or recall, and the investigation, please follow the links below for the agencies leading the investigations.


See also: The CDC's webpage on Investigating Outbreaks describing the three types of data public health officials use to solve foodborne outbreaks.

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Link/share our site at kingcounty.gov/outbreak