Skip directly to search Skip directly to A to Z list Skip directly to navigation Skip directly to page options Skip directly to site content

Chicago Quarantine Station


The Centers for Disease Control and Prevention (CDC) operates a quarantine station in Chicago. The station’s jurisdiction includes all ports in Illinois, Indiana, Iowa, and Wisconsin; and the preclearance port of Toronto, Canada.

Quarantine Station Activities

  • Respond to reports of illness or death on airplanes, cargo vessels, and other conveyances at international ports of entry within jurisdiction, including the water ports in the southern part of Lake Michigan (e.g., Chicago, Burns Harbor, Milwaukee).
  • Review medical records of migrants who will reside permanently in the United States. Notify state and local health departments and refer any migrants with infectious tuberculosis and other communicable diseases.
  • Partner with other federal agencies and local and state health departments, private medical providers, and hospitals in preparedness activities related to quarantine and isolation at ports of entry.
  • Monitor importations that may have pathogens infectious to humans.
  • Partner with health departments on emergency response, migrant health, and communicable disease.

Ports of Entry Statistics 2009

Major Airport Arrivals

O'Hare International Airport
  • ~5 million international passengers
    • ~31,000 immigrants
    • ~14,500 refugees
  • 44,360 international flights

Major International Water Port Arrivals

Port of Chicago
  • 200-300 Great Lakes cargo vessels and cruise ships per year that travel between United States and Canada

Contact Information

(773) 894-2960 24-hour access

On call: 24 hours a day, 365 days a year

Office Hours of Operation: Monday-Friday: 8:00 a.m. - 4:30 p.m. CT

CDC Chicago Quarantine Station
O'Hare International Airport

AMC O'Hare, POB 66012
Chicago, IL 60666-0012

Fax: (773) 894-2970