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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
10-22-21 10-22-21 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 08-13-20 Saigon Vietnam Deli Gastrointestinal illness
04-21-20 08-14-20 Señor Moose Hepatitis A
01-08-20 01-10-20 Rider Norovirus

Raw oyster-related investigations

*If you need outbreak investigations older than 2019, please contact us.

Date posted
Last updated
Food business
Suspected organism
12-4-19 01-13-20 Brave Horse Tavern Norovirus
11-26-19 01-16-20 Evergreens restaurants (7 locations) E. coli
11-12-19 01-13-20 All Water Seafood & Oyster Bar Scrombroid
11-08-19 01-13-20 Sri Uma Thai Cuisine Norovirus
11-07-19 11-15-19 Ixtapa Mexican Restaurant Norovirus
10-16-19 11-04-19 Al Basha Restaurant Salmonella
09-20-19 10-02-19 The Greek House Norovirus
07-12-19 07-12-19 Private event Salmonella
04-08-19 09-30-19 Dave & Buster's Norovirus
04-17-19 09-30-19 Purple Café and Wine Bar, Cast Iron Studios,
and Lot No. 3 in Bellevue		 Norovirus
03-20-19 03-20-19 Seafood City Grimontia hollisae
01-31-19 03-13-19 La Fuente Norovirus
01-28-19 03-13-19 Thai Woodinville Bacterial toxin
01-02-19 03-13-19 Xi'an Noodles Bacterial toxin

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.

  • Outbreak
    U.S. - Multistate outbreak of E. coli O157:H7 – 2 King County residents reported illness and 1 died. Read more from the U.S. Centers for Disease Control and Prevention: E. coli Outbreak with Unknown Food Source (March 2021). This outbreak appears to be over.


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