CDC declared this outbreak over on August 26, 2026, and FDA closed its investigation the same day. Fifteen people in four states — Illinois, Maryland, New York and Virginia — were infected with the outbreak strain of Listeria monocytogenes. Fourteen were hospitalized. One person in Maryland died. The source was requesón, a soft cheese
Listeria is a gram-positive, rod-shaped bacterium that is ubiquitous and can grow under either anaerobic (without oxygen) or aerobic (with oxygen) conditions.
The Prevalence of Listeria in Food and the Environment
Listeriosis is one of the most important bacterial infections worldwide that arises mainly from the consumption of contaminated food.[1] The disease is caused
The FDA and CDC, in collaboration with state and local partners, are investigating a multi-state, multi-year outbreak of Listeria monocytogenes infections potentially linked to requeson, a soft cheese similar to ricotta.
Based on epidemiological information collected by CDC, a total of 8 people infected with the outbreak strain of Listeria have been reported from 3
Two cheeses are being pulled from shelves at a few Connecticut stores due to listeria concerns ahead of the Thanksgiving holiday.
Ambriola Company, which produces certain Boar’s Head products, has issued a recall for their Locatelli Pecorino Romano cheese and grated cheese due to the potential presence of listeria monocytogenes.
Stores including Big Y and Wegmans are warning consumers about the
Since the last update on September 25, 2025, a total of 7 new illnesses and 3 new states have been reported, with 2 additional deaths reported, one each from Hawaii and Oregon.
A total of 27 people infected with the outbreak strain of Listeria have been reported from 18 states. California 3, Hawaii 2, Florida
As of June 18, 2025, a total of 17 cases have been reported from 13 states. Of the 11 people interviewed, 7 reported eating precooked meals, and 4 (57%) specifically reported eating chicken fettuccine alfredo. Of 17 people with information, 16 (94%) were hospitalized and there are 3 deaths attributed to listeriosis. There is one
As of July 16, 11 people infected with the outbreak strain of Salmonella Anatum have been reported from 10 states. Illnesses started on dates ranging from October 22, 2024, to June 24, 2025. Of 9 people with information available, 4 have been hospitalized. No deaths have been reported.
In May 2025, FDA collected samples
Doehler Dry Ingredient Solutions, LLC is recalling Member’s Mark Freeze Dried Fruit Variety Pack 15 count boxes, UPC 1 93968 50900 2 due to contamination with Listeria monocytogenes. Listeria monocytogenes, an organism which can cause serious and sometimes fatal infections in young children, frail or elderly people, and others with weakened immune systems.
A total of 42 people infected with the outbreak strain of Listeria monocytogenes were reported from 21 states – Alabama, California, Colorado, Connecticut, Florida, Illinois, Indiana, Maryland, Michigan, Minnesota, Missouri, North Carolina, Nevada, New York, Ohio, Oklahoma, Pennsylvania, Tennessee, Texas, Washington, and West Virginia.
Illnesses started on dates ranging from August 17, 2018, to March
As of May 9, 2025, a total of 10 people infected with the outbreak strain of Listeria have been reported from two states. Sick people’s samples were collected on dates ranging from December 3, 2023, to September 9, 2024. Of 10 people with information available, all 10 have been hospitalized. No deaths have been reported.