Case Count Maps

Multistate Outbreak of Human Salmonella Typhimurium Infections Linked to Live Poultry in Backyard Flocks (Final Update)

Posted November 1, 2013 1:30 PM ET

This outbreak appears to be over. However, live poultry, including those kept in backyard flocks, are an important cause of human Salmonella infections in the United States. More information about Salmonella from live poultry and the steps people can take to reduce their risk of infection is available.


Final Case Count Map

Persons infected with the outbreak strain of Salmonella Typhimurium, by State*

Final Case Count Map: Persons infected with the outbreak strain of Salmonella Typhimurium, by State

*n=356 for whom information was reported as of October 28, 2013

A total of 356 persons infected with the outbreak strain of Salmonella Typhimurium were reported from 39 states. Since the last update on August 19, 2013, 41 new ill persons were reported from Alabama (1), Arizona (3), California (1), Colorado (7), Florida (1), Illinois (2), Kansas (3), Louisiana (1), Michigan (1), Minnesota (2), Montana (1), Nebraska (1), North Dakota (1), Pennsylvania (1), South Dakota (1), Tennessee (1), Texas (9), Utah (2), Wisconsin (1), and Wyoming (1).

Previous Case Count Maps

Persons infected with the outbreak strain of Salmonella Typhimurium, by State*

August 19, 2013 Case Count Map: Persons infected with the outbreak strain of Salmonella Typhimurium, by State

*n=316 for whom information was reported as of August 15, 2013

A total of 316 persons infected with the outbreak strain of Salmonella Typhimurium have been reported from 37 states. The number of ill persons identified in each state is as follows: Alabama (1), Arizona (8), California (9), Colorado (37), Florida (5), Georgia (4), Idaho (3), Illinois (1), Indiana (10), Iowa (7), Kansas (16), Kentucky (4), Louisiana (9), Massachusetts (2), Minnesota (3), Mississippi (6), Missouri (18), Montana (2), Nebraska (14), Nevada (1), New Hampshire (1), New Mexico (19), New York (17), North Dakota (5), Oklahoma (15), Oregon (12), South Carolina (1), South Dakota (9), Tennessee (2), Texas (32), Utah (11), Vermont (1), Virginia (1), Washington (19), West Virginia (1), Wisconsin (6), and Wyoming (4).

Persons infected with the outbreak strain of Salmonella Typhimurium, by State*

August 9, 2013: Case Count Map: Persons infected with the outbreak strain of Salmonella Typhimurium, by State

*n=307 for whom information was reported as of August 6, 2013

A total of 307 persons infected with the outbreak strain of Salmonella Typhimurium have been reported from 37 states. The number of ill persons identified in each state is as follows: Alabama (1), Arizona (7), California (9), Colorado (37) Florida (5), Georgia (4), Idaho (3), Illinois (1), Indiana (10), Iowa (7), Kansas (15), Kentucky (4), Louisiana (9), Massachusetts (2), Minnesota (3), Mississippi (6), Missouri (18), Montana (2), Nebraska (14), Nevada (1), New Hampshire (1), New Mexico (16), New York (17), North Dakota (5), Oklahoma (15), Oregon (10), South Carolina (1), Tennessee (2), Texas (32), Utah (10), Vermont (1), Washington (19), West Virginia (1), Wisconsin (5), and Wyoming (4).

Persons infected with the outbreak strain of Salmonella Typhimurium, by State*

June 28, 2013 Case Count Map: Persons infected with the outbreak strain of Salmonella Typhimurium, by State

*n=271 for whom information was reported as of June 28, 2013

A total of 271 persons infected with the outbreak strain of Salmonella Typhimurium have been reported from 37 states. The number of ill persons identified in each state is as follows: Alabama (1), Arizona (7), California (7), Colorado (31), Florida (4), Georgia (3), Idaho (3), Illinois (1), Indiana (10), Iowa (6), Kansas (16), Kentucky (4), Louisiana (9), Massachusetts (2), Minnesota (3), Mississippi (5), Missouri (17), Montana (2), Nebraska (11), Nevada (1), New Hampshire (1), New Mexico (16), New York (15), North Dakota (5), Oklahoma (13), Oregon (10), Pennsylvania (1), South Dakota (7), Tennessee (1), Texas (28), Utah (5), Vermont (1), Virginia (1), Washington (17), West Virginia (1), Wisconsin (3), and Wyoming (3).

Persons infected with the outbreak strain of Salmonella Typhimurium, by State*

June 6, 2013 Case Count Map: Persons infected with the outbreak strain of Salmonella Typhimurium, by State

*n=224 for whom information was reported as of June 4, 2013

A total of 224 persons infected with the outbreak strain of Salmonella Typhimurium have been reported from 34 states. The number of ill persons identified in each state is as follows: Alabama (1), Arizona (5), California (6), Colorado (24), Florida (2), Georgia (3), Illinois (1), Indiana (7), Iowa (5), Kansas (13), Kentucky (1), Louisiana (6), Massachusetts (2), Minnesota (2), Mississippi (4), Missouri (16), Montana (1), Nebraska (10), Nevada (1), New Hampshire (1), New Mexico (13), New York (15), North Dakota (5), Oklahoma (9), Oregon (10), South Dakota (7), Tennessee (1), Texas (26), Utah (4), Vermont (1), Virginia (1), Washington (17), Wisconsin (2), and Wyoming (2).

Persons infected with the outbreak strain of Salmonella Typhimurium, by State*

May 10, 2013 Case Count Map: Persons infected with the outbreak strain of Salmonella Typhimurium, by State

*n=146 for whom information was reported as of May 7, 2013

A total of 146 persons infected with the outbreak strain of Salmonella Typhimurium have been reported from 26 states. The number of ill persons identified in each state is as follows: Arizona (5), California (3), Colorado (16), Florida (2), Iowa (2), Indiana (4), Kansas (10), Louisiana (5), Minnesota (2), Missouri (9), Mississippi (3), Nebraska (9), Nevada (1), New Hampshire (1), New Mexico (10), New York (8), North Dakota (1),Oklahoma (9), Oregon (5), South Dakota (6), Texas (19), Utah (3), Virginia (1), Vermont (1), Washington (10), and Wyoming (1).