Cyclospora Outbreaks with Identified Food/Water Vehicle (2000–Present)

By Bill Marler on July 9, 2026

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Source: www.outbreakdatabase.com. Each outbreak name links to its detail page.

Outbreak	Year	Location	Vehicle (Food/Water Product)	Producer / Brand
2001 Outbreak of Cyclospora cayetanensis Infections linked to Consumption of Thai Basil, British Columbia, Canada	2001	British Columbia, Canada	Thai basil	Not identified
2004 Outbreak of Cyclosporiasis Linked to Imported Snow Peas, Pennsylvania	2004	Pennsylvania	Snow peas	Not identified
2004 Multistate Outbreak of Cyclospora Infections Linked to Basil and Mesclun/Spring Mix Salad Products	2004	Multistate (IL, TX)	Basil, mesclun/spring mix lettuce	Not identified
2005 Multistate Outbreak of Cyclospora Cayetanensis Infections Linked to Fresh Basil	2005	Multistate (FL, AL, CA, MS)	Basil	Not identified
2005 Outbreak of Cyclospora Infections Linked to Fresh Basil, Quebec, Canada	2005	Quebec, Canada	Basil	Not identified
2006 Outbreak of Cyclosporiasis Linked to Fruit Salad, Minnesota	2006	Minnesota	Fruit salad	Not identified
2008 Outbreak of Cyclosporiasis Linked to a Drinking Water System, Puerto Rico	2008	Puerto Rico	Municipal drinking water	Not applicable (public water system)
2008 Outbreak of Cyclosporisis Linked to Green Peas, Wisconsin	2008	Wisconsin	Green peas	Not identified
2008 Outbreak of Cyclosporiasis at a Banquet Facility, Tennessee	2008	Tennessee	Berries	Not identified
2008 Outbreak of Cyclosporiasis at a Workplace or Banquet Facility Linked to Mixed Berries, California	2008	California	Mixed berries	Not identified
2009 Outbreak of Cyclosporiasis at a Private Home Linked to Blackberries, Raspberries, Connecticut	2009	Connecticut	Blackberries/raspberries	Not identified
2010 Outbreak of Cyclosporiasis at a Fundraising Event, Ontario, Canada	2010	Ontario, Canada	Basil (pesto appetizer)	Boston Not Chicago Catering Co. (caterer)
2013 Multistate Outbreak of Cyclospora cayetanensis Infections	2013	Multistate (IA, NE, TX)	Salad mix; cilantro	Taylor Farms de Mexico (salad mix); cilantro producer not identified
2014 Multistate Outbreak of Cyclosporiasis Linked to Consumption of Cilantro	2014	Texas	Cilantro	Not identified
2015 Multistate Outbreak of Cyclospora Infections	2015	Multistate (GA, TX, WI)	Cilantro	Not identified
2018 Multistate Outbreak of Cyclosporiasis Linked to Del Monte Fresh Produce Vegetable Trays	2018	Multistate (IA, MI, MN, WI)	Vegetable trays	Del Monte Fresh Produce
2018 Multistate Outbreak of Cyclosporiasis Linked to Salads Sold at McDonald’s	2018	Multistate (16 states)	Salad (romaine/carrot mix)	Fresh Express (processor); Caito Foods LLC
2019 Multistate Outbreak of Cyclospora Illnesses Linked to Fresh Basil	2019	Multistate (10 states)	Basil	Siga Logistics de RL de CV
2020 Multistate/Multiprovince Outbreak of Cyclospora Infections Linked to Fresh Express Bagged Salad	2020	Multistate/Multiprovince (US & Canada)	Bagged salad	Fresh Express
2020 Multistate Outbreak of Cyclosporiasis Associated with a Mail Order Grocery Service	2020	Multistate (IL, MN, OH, TX, WI)	Carrots/celery	Not identified
2021 Outbreak of Cyclosporiasis at a Banquet Facility Meal, Connecticut	2021	Connecticut	Zucchini, strawberries	Not identified
2021 Outbreak of Cyclosporiasis Associated with Salad, Florida	2021	Florida	Salad/leafy greens	Not identified
2021 Outbreak of Cyclospora Infections Associated with a Restaurant, Tennessee	2021	Tennessee	Cilantro, onion	Not identified
2021 Outbreak of Cyclospora cayetanensis Infections Associated with Tomato Salad, Texas	2021	Texas	Tomato salad	Not identified (unnamed caterer)
2021 Multistate Outbreak of Cyclospora cayetanensis Infections Associated with Salads	2021	Multistate	Salads/leafy greens	Not identified
2021 Multistate Outbreak of Cyclosporiasis Associated with Leafy Greens	2021	Multistate	Leafy greens	Not identified
2023 Outbreak of Cyclosporiasis Associated with a Restaurant, Alabama	2023	Alabama	Cilantro	Not identified (imported from Mexico)
2023 Outbreak of Cyclosporiasis Associated with Romaine Lettuce, Arizona	2023	Arizona	Romaine lettuce	Not identified
2023 Outbreak of Cyclosporiasis Associated with Cilantro, Georgia	2023	Georgia	Cilantro	Not identified
2023 Outbreak of Cyclosporiasis Associated with Leaf Lettuce, Illinois	2023	Illinois	Leaf lettuce	Not identified
2023 Outbreak of Cyclospora cayetanensis Infections at a Restaurant, Illinois	2023	Illinois	Leafy greens	Not identified
2024 Multistate Outbreak of Cyclosporiasis Associated with Imported Parsley	2024	Multistate (CT, NJ, NY, NC, TX)	Parsley	Not identified

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