Communicable Disease Data

Reported Cases of Communicable Disease in Washtenaw County Residents 2012-2023

  1. Foodborne / Waterborne
  2. Meningitis / Meningococcal
  3. Vaccine Preventable
  4. Vector-borne
  5. Other

Foodborne or Waterborne Diseases

Number of cases reported as of 4/18/23. Reports from 2022 and 2023 are preliminary and subject to change.
Disease 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022* 2023*
Botulism
0
0
0
0
0
0
0 0 0 0 0 0
Campylobacter
48
49
45
47
81
64
58 80 52 65 87 27
Cyclosporiasis
0
0
1
1
0
1
2 9 3 4 8 0
Cryptosporidiosis
12
2
7
3
14
13
9 42 14 16 23 3
E. coli - Shiga toxin (STEC)
10
4
6
10
10
10 19 30 13 21 19 9
Giardiasis
12
15
15
12
14
27
18 20 14 16 29 14
Hepatitis A
4
5
2
1
1
12
11 2 0 4 1 0
Listeriosis
4
1
0
0
1
1
0 1 2 2 3 0
Salmonellosis
31
37
22
40
43
41
34 47 28 26 30 7
Shigellosis
6
4
11
3
15
26
10 12 12 9 17 6
Typhoid Fever
0
1
1
0
1
0
0 0 0 0 0 0
Yersinia Enteritis N/A N/A N/A N/A N/A N/A 2 9 6 7 18 9