Outbreak Updates for International Cruise Ships

The Vessel Sanitation Program (VSP) requires cruise ships to log and report the number of passengers and crew who say they have symptoms of gastrointestinal illness. Learn more about illnesses and outbreaks reported to VSP and find information about outbreaks of gastrointestinal illness on cruise ships.

Important Notes

Data on this page are from ship surveillance reports and from CDC-led investigations.

  • The gastrointestinal illness cases reported are totals for the entire voyage.
  • These cases do not represent the number of active (symptomatic) cases of gastrointestinal illness at any given port of call or at disembarkation.
  • CDC has not verified all the case numbers represented in the following updates.

Learn how passengers can protect themselves with these tips for healthy cruising.

Find more information about gastrointestinal illness outbreaks on land and at sea.

View outbreak updates by year.

Page last reviewed: September 16, 2021