Communicable Diseases


What are communicable diseases? 

Communicable diseases (or infectious or transmissible diseases) are illnesses that result from the infection, presence and growth of pathogenic agents (capable of causing disease) in an individual human or other animal host. Infections range in severity from asymptomatic (or no symptoms) to severe and fatal.

What does the health department do?

  • Detect and report cases of significant infectious disease.
  • Investigate the circumstances of each case.
  • Provide pertinent information to families and communities.
  • Recommend and implement measures to control & PREVENT the spread of disease.

The following link provides information about communicable diseases compiled by the Wisconsin Division of Public Health: Communicable Disease Fact Sheets .

How can I prevent Communicable Diseases?

  • Good hand hygiene practices
  • Coughing and sneezing etiquette
  • Get annual flu vaccine/ keep up-to-date on other vaccines
  • Stay home when sick and avoid others who are sick
  • Cleaning & Disinfecting of commonly touched surfaces

Examples of communicable diseases:



  1. Influenza
  2. Covid
  3. Herpes (varicella i.e chicken pox, shingles)
  4. Measles, Mumps & Rubella
  5. HIV
  6. Norovirus, rotavirus (or commonly known as the “stomach flu”
  7. Rabies


  1. TB
  2. Gonorrhea, Chlamydia, Syphilis
  3. Tetanus
  4. Pertussis (or whooping cough)
  5. Salmonella
  6. Campylobacter


  1. Blastomycosis
  2. Histoplasmosis


  1. Malaria
  2. Toxoplasmosis


  1. Cryptosporidium
  • & many more!

General Information
Phone Numbers
(608) 930-9870
Emergencies: Dial 911
303 W. Chapel St.
Suite 2200

Monday-Friday 8:00am-4:30pm