CDC reports a total of 109 persons infected with any of the four outbreak-associated strains of Listeria monocytogenes have been reported to CDC from 23 states. All illnesses started on or after July 31, 2011. The number of infected persons identified in each state is as follows: Alabama (1), Arkansas(1), California (1), Colorado (32), Idaho (1), Illinois (1), Indiana (2), Iowa (1), Kansas (7), Maryland (1), Missouri (3), Montana (1), Nebraska (6), New Mexico (13), New York (1), North Dakota (1), Oklahoma (11), Oregon (1), South Dakota (1), Texas (16), Virginia (1), West Virginia (1), Wisconsin (2), and Wyoming (3).
Twenty-one deaths have been reported: 5 in Colorado, 1 in Indiana, 2 in Kansas, 1 in Maryland, 1 in Missouri, 1 in Nebraska, 5 in New Mexico, 1 in New York, 1 in Oklahoma, 2 in Texas, and 1 in Wyoming. In addition, one woman pregnant at the time of illness had a miscarriage.