Archived Outbreak Updates for International Cruise Ships (1993–2018)
On This Page
We post outbreaks when they meet all the following criteria:
- Ship is under VSP jurisdiction (on voyages including both U.S. and foreign ports)
- Ship carries 100 or more passengers
- Voyage is 3-21 days long
- Voyage has 3% or more of passengers or crew reporting symptoms of gastrointestinal illness to the ship’s medical staff
We may also post information on outbreaks of public health significance that do not necessarily meet the above criteria.
2018 outbreaks
| Cruise Line | Cruise Ship | Sailing Dates | Causative Agent | Case Counts (Passengers) | Case Counts (Crew) |
| Viking Ocean Cruises | Viking Star | 12/13/2018-1/3/2019 | Rotavirus | 28 of 917 (3.05%) | 5 of 449 (1.11%) |
| Crystal Cruises | Crystal Symphony | 11/8/2018-12/2/2018 | Norovirus | 30 of 700 (4.3%) | 17 of 585 (2.9%) |
| Holland America Line | Volendam | 11/3/2018-11/18/2018 | Norovirus | 68 of 1,285 (5.29%) | 9 of 599 (1.50%) |
| V. Ships Leisure U.S.A. | Pearl Mist | 9/1/2018-9/12/2018 | Unknown | 6 of 196 (3.06%) | 0 of 69 (0.0%) |
| Regent Seven Seas Cruises | Seven Seas Mariner | 6/20/2018-6/30/2018 | Unknown | 38 of 652 (5.83%) | 0 of 457 (0.0%) |
| Holland America Line | Zaandam | 6/18/2018-7/2/2018 | Unknown | 95 of 1,472 (6.45%) | 18 of 591 (3.05%) |
| Silversea Cruises | Silver Shadow | 5/10/2018-5/24/2018 | Norovirus | 28 of 327 (8.56%) | 8 of 290 (2.76%) |
| Celebrity Cruises | Celebrity Infinity | 4/17/2018-5/2/2018 | Norovirus | 111 of 2,140 (5.19%) | 7 of 970 (0.72%) |
| Cunard Line | Queen Victoria | 2/21/2018-3/9/2018 | Enterotoxigenic E. coli (ETEC) | 80 of 1,899 (4.2%) | 10 of 967 (1.03%) |
| Azamara Club Cruises | Azamara Quest | 1/25/2018-2/8/2018 | Unknown | 20 of 663 (3.01%) | 2 of 458 (0.44%) |
| Princess Cruises | Island Princess | 1/9/2018-1/24/2018 | Norovirus and Campylobacter | 71 of 2,181 (3.26%) | 7 of 898 (0.78%) |
2017 outbreaks
| Cruise Line | Cruise Ship | Sailing Dates | Causative Agent | Case Counts (Passengers) | Case Counts (Crew) |
| Royal Caribbean | Independence of the Seas | 12/11/2017-12/16/2017 | Norovirus | 310 of 4,160 (7.45%) | 22 of 1,398 (1.57%) |
| Celebrity Cruises | Celebrity Reflection | 11/17/2017-11/27/2017 | Norovirus | 173 of 3,034 (5.7%) | 3 of 1,240 (0.24%) |
| Princess Cruises | Crown Princess | 10/25/2017-11/8/2017 | C. perfringens enterotoxin | 184 of 2,957 (6.22%) | 12 of 1,173 (1.02%) |
| Lindblad Expeditions | National Geographic Sea Bird | 9/26/2017-10/2/2017 | Unknown | 13 of 57 (22.81%) | 1 of 30 (3.33%) |
| Holland America Line | Noordam | 7/30/2017-8/6/2017 | Norovirus | 82 of 2,143 (3.832%) | 5 of 790 (0.63%) |
| Holland America Line | Nieuw Amsterdam | 7/22/2017-7/29/2017 | Norovirus | 73 of 2,210 (3.30%) | 4 of 869 (0.46%) |
| Holland America Line | Noordam | 7/23/2017-7/30/2017 | Norovirus | 167 of 2,086 (8.02%) | 6 of 802 (0.75%) |
| Holland America Line | Volendam | 7/19/2017-7/26/2017 | Norovirus | 46 of 1,473 (3.12%) | 10 of 620 (1.61%) |
| Holland America Line | Volendam | 7/12/2017-7/19/2017 | Norovirus | 68 of 1,480 (4.59%) | 1 of 610 (0.16%) |
| Oceania Cruises | Regatta | 3/29/2017-4/14/2017 | Norovirus | 23 of 639 (3.60%) | 1 of 397 (0.25%) |
| Princess Cruises | Coral Princess | 3/8/2017-3/18/2017 | Norovirus | 157 of 2,016 (7.79%) | 25 of 881 (2.84%) |
2016 outbreaks
| Cruise Line | Cruise Ship | Sailing Dates | Causative Agent | Case Counts (Passengers) | Case Counts (Crew) |
| Holland America Line | Oosterdam | 11/3/2016-11/18/2016 | Norovirus | 90 of 1,843 (4.88%) | 22 of 796 (2.76%) |
| P&O Cruises | Adonia | 10/16/2016-10/23/2016 | Unknown | 23 of 668 (3.44%) | 2 of 388 (0.52%) |
| Disney Cruise Line | Disney Wonder | 4/27/2016-5/1/2016 | Norovirus | 131 of 2,680 (4.89%) | 14 of 991 (1.41%) |
| Fred Olsen Cruises | Balmoral | 4/16/2016-5/20/2016 | Norovirus | 277 of 915 (30.27%) | 9 of 520 (1.73%) |
| Oceania Cruises | Oceania Riviera | 3/20/2016-4/2/2016 | Norovirus | 98 of 1,204 (8.13%) | 6 of 776 (0.77%) |
| Norwegian Cruise Line | Norwegian Gem | 3/12/2016-3/22/2016 | Norovirus | 128 of 2,882 (4.44%) | 7 of 1,100 (0.64%) |
| Silversea Cruises | Silver Spirit | 3/3/2016-3/21/2016 | Enterotoxigenic E. coli (ETEC) | 24 of 388 (6.19%) | 13 of 366 (3.55%) |
| Carnival Cruise Line | Carnival Sunshine | 2/21/2016-3/5/2016 | Norovirus | 173 of 3,001 (5.76%) | 5 of 1,142 (0.44%) |
| Royal Caribbean Cruise Line | Anthem of the Seas | 2/21/2016-3/4/2016 | Norovirus | 132 of 4,061 (3.25%) | 16 of 1,592 (1.01%) |
| Princess Cruises | Ocean Princess | 2/13/2016-3/7/2016 | Norovirus and Enterotoxigenic E. coli (ETEC) | 63 of 603 (10.45%) | 7 of 385 (1.82%) |
| Oceania Cruises | Oceania Riviera | 2/12/2016-2/22/2016 | Norovirus | 124 of 1,225 (10.12%) | 3 of 773 (0.39%) |
| Oceania Cruises | Oceania Riviera | 2/2/2016-2/12/2016 | Norovirus | 33 of 1,045 (3.16%) | 0 of 774 (0%) |
| Princess Cruises | Crown Princess | 1/8/2016-1/18/2016 | Norovirus | 180 of 3,060 (5.88%) | 24 of 1,168 (2.05%) |
2010-2015 outbreaks
| Cruise Line | Cruise Ship | Sailing Dates | Causative Agent | Case Counts (Passengers) | Case Counts (Crew) |
| Holland America Line | Veendam | 12/20/2015-12/27/2015 | Norovirus | 73 of 1,429 (5.11%) | 11 of 588 (1.87%) |
| Princess Cruises | Caribbean Princess | 12/13/2015-12/20/2015 | Norovirus | 163 of 3,239 (5.03%) | 13 of 1,154 (1.13%) |
| Oceania Cruises | Oceania Riviera | 11/18/2015-12/2/2015 | Norovirus | 74 of 1,160 (6.38%) | 12 of 776 (1.55%) |
| Princess Cruises | Star Princess | 4/29/2015-5/14/2015 | Norovirus | 135 of 2,588 (5.22%) | 16 of 1,093 (1.46%) |
| Oceania Cruises | Oceania Marina | 4/21/2015-5/7/2015 | Norovirus | 69 of 1,185 (5.82%) | 11 of 769 (1.43%) |
| Holland America Line | ms Maasdam | 4/17/2015-5/1/2015 | Norovirus | 67 of 1,138 (5.89%) | 12 of 578 (2.08%) |
| Princess Cruises | Coral Princess | 4/12/2015-4/27/2015 | Norovirus | 99 of 1,958 (5.06%) | 12 of 881 (1.36%) |
| Royal Caribbean Cruise Line | Legend of the Seas | 3/30/2015-4/14/2015 | Norovirus | 135 of 1,746 (7.73%) | 7 of 748 (0.94%) |
| Celebrity Cruises | Celebrity Infinity | 3/29/2015-4/13/2015 | Norovirus | 106 of 2,117 (5.00%) | 6 of 964 (0.62%) |
| Norwegian Cruise Line | Norwegian Pearl | 3/26/2015-4/6/2015 | Norovirus | 145 of 2,472 (5.87%) | 13 of 1,062 (1.22%) |
| Celebrity Cruises | Celebrity Equinox | 2/13/2015-2/23/2015 | Norovirus | 142 of 2,896 (4.89%) | 8 of 1,209 (0.66%) |
| Royal Caribbean Cruise Line | Grandeur of the Seas | 1/24/2015-2/3/2015 | Norovirus | 198 of 1,948 (10.16%) | 9 of 786 (1.15%) |
| Princess Cruises | Crown Princess | 10/18/2014-11/16/2014 | Norovirus | 158 of 3,009 (5.25%) [Note: 145 passenger cases (4.82%) in the last 15 days of the voyage] | 14 of 1,160 (1.21%) [Note: 11 crew cases (0.95%) in the last 15 days of the voyage] |
| Princess Cruises | Crown Princess | 4/5/2014-4/12/2014 | Norovirus and Enterotoxigenic E. coli (ETEC) | 122 of 3,161 (3.86%) | 30 of 1,176 (2.55%) |
| Royal Caribbean Cruise Line | Grandeur of the Seas | 4/5/2014-4/12/2014 | Norovirus | 97 of 2,120 (4.58%) | 8 of 808 (0.99%) |
| Royal Caribbean Cruise Line | Grandeur of the Seas | 3/28/2014-4/5/2014 | Norovirus | 111 of 2,122 (5.23%) | 6 of 790 (0.76%) |
| Holland America Line | ms Maasdam | 3/2/2014-3/28/2014 | Unknown | 65 of 1,096 (5.93%) | 8 of 569 (1.41%) |
| Holland America Line | ms Veendam | 2/8/2014-2/22/2014 | Norovirus | 114 of 1,273 (8.96%) | 10 of 575 (1.74%) |
| Princess Cruises | Caribbean Princess | 1/25/2014-2/1/2014 | Norovirus | 181 of 3,102 (5.8%) | 11 of 1,148 (0.96%) |
| Royal Caribbean Cruise Line | Explorer of the Seas | 1/21/2014-1/31/2014 | Norovirus | 634 of 3,071 (20.6%) | 55 of 1,166 (4.7%) |
| Norwegian Cruise Line | Norwegian Star | 1/5/2014-1/19/2014 | Norovirus | 130 of 2,318 (5.61%) | 12 of 1,039 (1.15%) |
| Norwegian Cruise Line | Norwegian Gem | 11/16/2013-11/25/2013 | Norovirus | 111 of 2,600 (4.27%) | 3 of 1,064 (0.28%) |
| Celebrity Cruise Lines | Celebrity Summit | 9/21/2013-10/5/2013 | Norovirus | 322 of 2,112 (15.3%) | 13 of 952 (1.4%) |
| Celebrity Cruise Lines | Celebrity Millennium | 04/25/2013-05/10/2013 | Norovirus | 23 of 1,963 (6.275%) | 16 of 935 (1.71%) |
| Crystal Cruises | Crystal Symphony | 04/29/2013-05/06/2013 | Norovirus | 125 of 816 (15.32%) | 22 of 571 (3.85%) |
| Holland America Line | Veendam | 04/13/2013-05/04/2013 | Enterotoxigenic E. coli (ETEC) | 60 of 1,237 (4.85%) | 10 of 574 (1.74%) |
| Celebrity Cruises | Celebrity Solstice | 04/08/2013-04/25/2013 | Norovirus | 183 of 2,849 (6.42%) | 2 of 1,188 (0.18%) |
| Celebrity Cruises | Celebrity Infinity | 03/17/2013-04/01/2013 | Norovirus | 101 of 2,086 (4.84%) | 17 of 927 (2.05%) |
| Princess Cruises | Ruby Princess | 03/03/2013-03/10/2013 | Norovirus | 266 of 3,129 (8.50%) | 10 of 1,189 (0.84%) |
| Royal Caribbean Cruise Line | Vision of the Seas | 02/25/2013-03/08/2013 | Norovirus | 118 of 1,991 (5.93%) | 3 of 765 (0.39%) |
| Cunard Line | Queen Mary 2 | 12/22/2012-01/03/2013 | Norovirus | 204 of 2,613 (7.81%) | 16 of 1,255 (1.27%) |
| Princess Cruises | Emerald Princess | 12/17/2012-12/27/2012 | Norovirus | 189 of 3,235 (5.84%) | 31 of 1,189 (2.61%) |
| Prestige Cruise Holdings | Oceania Riviera | 11/15/2012-11/29/2012 | Norovirus | 37 of 1,019 (3.63%) | 13 of 767 (1.69%) |
| Holland America Line | Amsterdam | 11/11/2012-12/5/2012 | Norovirus | 85 of 791 (10.75%) | 6 of 610 (0.98%) |
| Princess Cruises | Ruby Princess | 10/09/2012-10/28/2012 | Norovirus and Enterotoxigenic E. coli (ETEC) | 149 of 2,971 (5.02%) | 14 of 1,177 (1.19%) |
| Princess Cruises | Dawn Princess | 08/21/2012-09/13/2012 | Norovirus | 114 of 1,778 (6.41%) | 11 of 851 (1.29%) |
| Royal Caribbean Cruise Line | Rhapsody of the Seas | 08/24/2012-08/31/2012 | Norovirus | 153 of 2,129 (7.19%) | 6 of 812 (0.74%) |
| Carnival Cruise Line | Carnival Glory | 08/06/2012-08/11/2012 | Norovirus | 205 of 3,652 (5.61%) | 3 of 1,144 (0.26%) |
| Princess Cruises | Sun Princess | 07/08/2012-07/21/2012 | Norovirus | 201 of 1,918 (10.48%) | 15 of 836 (1.79%) |
| Princess Cruises | Ruby Princess | 02/26/2012-03/04/2012 | Norovirus | 129 of 3,147 (4.10%) | 9 of 1,179 (0.76%) |
| Princess Cruises | Crown Princess | 02/04/2012-02/09/2012 | Norovirus | 288 of 3,078 (9.36%) | 75 of 1,178 (6.37%) |
| Celebrity Cruises | Celebrity Silhouette | 01/29/2012-02/10/2012 | Norovirus | 178 of 2,809 (6.34%) | 11 of 1,236 (0.89%) |
| Celebrity Cruises | Celebrity Constellation | 01/28/2012-02/11/2012 | Norovirus | 102 of 1,992 (5.12%) | 12 of 946 (1.27%) |
| Princess Cruises
|
Crown Princess | 01/28/2012-02/04/2012 | Norovirus | 364 of 3,103 (11.73%) | 32 of 1,168 (2.74%)
[Note: An unknown but significant number of passenger cases reported their illness by phone to the medical facility onboard but were not seen in a timely manner and disembarked the ship] |
| P & O Cruises | Aurora | 01/04/2012-01/26/2012 | Norovirus | 145 of 1,727 (8.40%) | 8 of 850 (0.94%) |
| Royal Caribbean Cruise Line | Voyager of the Seas | 01/28/2012-02/04/2012 | Norovirus | 248 of 3,310 (7.90%) | 11 of 1,192 (0.92%) |
| Holland America Line | ms Maasdam | 12/23/2011–01/02/2012 | Norovirus | 56 of 1,255 (4.46%) | 6 of 573 (1.05%) |
| Norwegian Cruise Line | Norwegian Spirit | 12/18/2011–12/25/2011 | Norovirus | 94 of 2,409 (3.90%) | 13 of 945 (1.38%) |
| Holland America Line | Ryndam | 12/11/2011–12/18/2011 | Norovirus | 69 of 1,298 (5.32%) | 6 of 574 (1.05%) |
| Celebrity Cruises | Celebrity Solstice | 11/28/2011–12/11/2011 | Norovirus | 128 of 2,730 (4.69%) | 11 of 1,211 (0.91%) |
| Holland America Line | Ryndam | 11/03/2011–11/20/2011 | Norovirus | 148 of 1,188 (12.46%) | 11 of 574 (1.92%) |
| Princess Cruises | Sea Princess | 05/30/2011-06/09/2011 | Norovirus | 14 of 2,128 (6.77%) | 8 of 840 (0.95%) |
| Lindblad Expeditions | National Geographic Sea Lion | 05/21/2011-05/28/2011 | Unknown | 17 of 61 (28.87%) | 6 of 24 (25.00%) |
| Princess Cruises | Sea Princess | 05/20/2011-05/30/2011 | Norovirus | 128 of 2,053 (6.23%) | 13 of 838 (1.55%) |
| Celebrity Cruises | Celebrity Millennium | 05/20/2011-05/27/2011 | Unknown | 104 of 2,058 (5.1%) | 9 of 921 (0.98%) |
| Princess Cruises | Coral Princess | 05/04/2011-05/19/2011 | Norovirus | 64 of 1,990 (3.22%) | 3 of 873 (0.57%) |
| Princess Cruises | Coral Princess | 04/24/2011-05/04/2011 | Enterotoxigenic E. coli (ETEC) | 66 of 1,507 (4.38%) | 3 of 874 (0.34%) |
| Oceania Cruises | MV Marina | 02/26/2011-03/15/2011 | Enterotoxigenic E. coli (ETEC) | 39 of 1,126 (3.46%) | 29 of 789 (3.68%) |
| Celebrity Cruises | Celebrity Solstice | 01/30/2011-02/06/2011 | Norovirus | 118 of 2,839 (4.16%) | 10 of 1,227 (0.819%) |
| Royal Caribbean Cruise Line | Radiance of the Seas | 01/03/2011-01/08/2011 | Norovirus | 150 of 2,336 (6.42%) | 3 of 861 (0.35%) |
| Cunard Line | Queen Mary 2 | 12/19/2010-01/03/2011 | Unknown | 185 of 2,483 (7.45%) | 29 of 1,234 (2.35%) |
| Crystal Cruises | Crystal Symphony | 11/02/2010-11/21/2010 | Unknown | 37 of 814 (4.55%) | 14 of 569 (2.46%) |
| Holland America Line | Nieuw Amsterdam | 10/18/2010-11/07/2010 | Norovirus | 134 of 2,027 (6.61%) | 6 of 873 (0.69%) |
| Carnival Cruise Lines | Carnival Glory | 10/09/2010-10/16/2010 | Norovirus | 113 of 3,003 (3.76%) | 20 of 1,169 (1.71%) |
| Holland America Line | Zuiderdam | 04/20/2010-05/08/2010 | Unknown | 73 of 1,846 (3.95%) | 5 of 793 (0.63%) |
| Celebrity Cruises | Mercury | 03/08/2010-03/19/2010 | Norovirus | 406 of 1,829 (22.1%) | 13 of 857 (1.5%) |
| Celebrity Cruises | Mercury | 02/26/2010-03/08/2010 | Norovirus | 182 of 1,749 (10.41%) | 14 of 850 (1.65%) |
| Royal Caribbean International | Jewel of the Seas | 02/22/2010-03/05/2010 | Unknown | 102 of 2,158 (4.70%) | 14 of 848 (1.60%) |
| Celebrity Cruises | Millennium | 02/22/2010-03/05/2010 | Norovirus | 157 of 2,020 (7.76%) | 23 of 938 (2.44%) |
| Holland America Line | Maasdam | 02/19/2010-03/05/2010 | Norovirus | 168 of 1,211 (13.87%) | 19 of 559 (3.40%) |
| Celebrity Cruises | Mercury | 02/15/2010-02/26/2010 | Norovirus | 411 of 1,833 (22.43%) | 32 of 843 (3.80%) |
| Fred Olsen Cruise Lines | Balmoral | 01/05/2010-02/04/2010 | Unknown | 293 of 1,163 (25.19%) | 17 of 519 (3.28%) |
| Cunard Cruise Line | Queen Victoria | 01/12/2010-01/27/2010 | Unknown | 168 of 1,854 (9.06%) | 19 of 983 (1.93%) |
| Cunard Cruise Line | Queen Victoria | 01/04/2010-01/12/2010 | Norovirus | 179 of 1,874 (9.55%) | 8 of 983 (0.81%) |
2000-2009 outbreaks
| Cruise Line | Cruise Ship | Sailing Dates | Causative Agent | Case Counts (Passengers) | Case Counts (Crew) |
| Holland America Line | Amsterdam | 12/02/2009-12/23/2009 | Norovirus | 56 of 1,317 (4.25%) | 8 of 610 (1.31%) |
| Regent Seven Seas Cruises | Seven Seas Mariner | 12/02/2009-12/20/2009 | Norovirus | 28 of 621 (4.51%) | 0 of 435 (0.0%) |
| Norwegian Cruise Line | Norwegian Spirit | 10/23/2009-11/08/2009 | Norovirus | 73 of 1,991 (3.66%) | 9 of 965 (0.93%) |
| Holland America Line | Noordam | 10/16/2009-11/1/2009 | Norovirus | 159 of 1,826 (8.71%) | 19 of 784 (2.42%) |
| Holland America Line | Amsterdam | 5/23/2009-5/30/2009 | Unknown | 101 of 1,546 (6.53%) | 8 of 587 (1.37%) |
| Princess Cruises | Coral Princess | 5/18/2009-5/25/2009 | Unknown | 121 of 2,001 (6.05%) | 7 of 914 (0.77%) |
| Princess Cruises | Island Princess | 4/23/2009-5/07/2009 | Shigella sonnei and Enterotoxigenic E. coli (ETEC) | 100 of 1,954 (5.12%) | 8 of 894 (0.56%) |
| Carnival Cruise Line | Carnival Liberty | 4/18/2009-4/25/2009 | Norovirus | 208 of 3,253 (6.39%) | 57 of 1,163 (4.9%) |
| Holland America Line | Amsterdam | 4/2/2009-4/24/2009 | Cyclospora cayetanensis | 135 of 1,318 (10.24%) | 25 of 600 (4.17%) |
| Celebrity Cruises | Celebrity Mercury | 2/28/2009-3/15/2009 | Norovirus | 113 of 1,862 (6.1%) | 6 of 834 (0.72%) |
| Holland America Line | Oosterdam | 2/21/2009-2/28/2009 | Norovirus | 110 of 1,840 (5.98%) | 10 of 786 (1.27%) |
| Holland America Line | Zaandam | 2/5/2009-2/20/2009 | Norovirus | 74 of 1,408 (5.3%) | 21 of 590 (3.6%) |
| Princess Cruises | Coral Princess | 2/3/2009-2/13/2009 | Norovirus | 252 of 1,996 (12.6%) | 19 of 885 (2.1%) |
| Celebrity Cruises | Celebrity Mercury | 1/3/2009-1/17/2009 | Norovirus | 150 of 1,842 (8.14%) | 7 of 859 (0.81%) |
| Holland America Line | Maasdam | 1/2/2009-1/9/2009 | Unknown | 79 of 1,402 (5.6%) | 8 of 561 (1.4%) |
| Holland America Line | Zuiderdam | 10/23/2008-11/09/2008 | Norovirus | 262 of 1,820 (14.4%) | 17 of 794 (2.14%) |
| Princess Cruises | Caribbean Princess | 10/19/2008-10/26/2008 | Norovirus | 172 of 3,081 (5.58%) | 13 of 1,161 (1.12%) |
| Norwegian Cruise Line | Norwegian Jewel | 10/8/2008-10/18/2008 | Norovirus | 86 of 2,098 (4.10%) | 11 of 1,084 (1.00%) |
| American Canadian Cruise Line | Grande Caribe | 9/30/2008-10/12/2008 | Norovirus | 29 of 68 (43%) | 8 of 17 (47%) |
| Norwegian Cruise Line | Norwegian Jewel | 9/28/2008-10/8/2008 | Norovirus | 144 of 2,132 (6.75%) | 9 of 1,071 (0.84%) |
| Regent Seven Seas Cruises | Seven Seas Mariner | 8/27/2008-9/3/2008 | Norovirus | 33 of 620 (5.32%) | 12 of 445 (2.69%) |
| Holland America Line | Veendam | 6/13/2008-6/20/2008 | Norovirus | 112 of 1,313 (8.53%) | 12 of 556 (2.16%) |
| Norwegian Cruise Line | Norwegian Dream | 4/13/2008-5/1/2008 | Norovirus and Enterotoxigenic E. coli (ETEC) | 99 of 1,579 (6.27%) | 9 of 735 (1.22%) |
| Holland America Line | Zaandam | 3/19/2008-4/3/2008 | Norovirus | 100 of 1,428 (7.00%) | 13 of 611 (2.13%) |
| Holland America Line | Ryndam | 2/15/2008-2/25/2008 | Norovirus | 113 of 1,226 (9.22%) | 8 of 556 (1.44%) |
| Carnival Cruise Line | Holiday | 1/24/2008-1/28/2008 | Norovirus | 121 of 1,548 (7.82%) | 22 of 686 (3.21%) |
| Norwegian Cruise Lines | Norwegian Star | 1/19/2008-1/27/2008 | Norovirus | 228 of 2,427 (9.39%) | 32 of 1,103 (2.9%) |
| Holland America Line | Noordam | 1/5/2008-1/16/2008 | Norovirus | 103 of 1,980 (5.2%) | 12 of 816 (1.47%) |
| Holland America Line | Volendam | 1/2/2008-1/12/2008 | Norovirus | 85 of 1,451 (5.86%) | 7 of 608 (1.15%) |
| Princess Cruises | Pacific Princess | 12/15/2007-1/10/2008 | Enterotoxigenic E. coli (ETEC) | 50 of 642 (7.79%) | 6 of 369 (1.63%) |
| Princess Cruises | Emerald Princess | 12/16/2007-12/26/2007 | Norovirus | 156 of 3,209 (4.86%) | 22 of 1,211 (1.82%) |
| Norwegian Cruise Line | Norwegian Pearl | 11/30/2007-12/9/2007 | Norovirus | 335 of 2,377 (14.09%) | 24 of 1,097 (2.19%) |
| Holland America Line | Zaandam | 11/5/2007-11/20/2007 | Norovirus | 91 of 1,371 (6.64%) | 8 of 616 (1.3%) |
| Norwegian Cruise Line | Norwegian Dawn | 10/14/2007-10/26/2007 | Norovirus | 149 of 2,169 (6.85%) | 15 of 1,056 (1.42%) |
| Norwegian Cruise Line | Norwegian Crown | 8/12/2007-8/19/2007 | Norovirus | 51 of 1,246 (4.09%) | 2 of 534 (0.37%) |
| Carnival Cruise Line | Carnival Spirit | 6/13/2007-6/20/2007 | Norovirus | 116 of 2,205 (5.26%) | 8 of 931 (0.86%) |
| Royal Caribbean Cruise Line | Liberty of the Seas | 5/26/2007-6/2/2007 | Norovirus | 200 of 3,846 (5.2%) | 12 of 1,425 (0.84%) |
| Norwegian Cruise Line | Norwegian Star | 5/19/2007-5/26/2007 | Norovirus | 177 of 2,331 (7.59%) | 7 of 1,100 (0.65%) |
| Norwegian Cruise Line | Norwegian Pearl | 4/13/2007-4/22/2007 | Specimens not obtained | 92 of 2,490 (3.69%) | 7 of 1,084 (0.65%) |
| Holland America Line | Volendam | 4/12/2007-4/22/2007 | Specimens not obtained | 69 of 1,427 (4.84%) | 2 of 606 (0.33%) |
| Regent Seven Seas Cruises | Seven Seas Navigator | 4/5/2007-4/16/2007 | Norovirus | 22 of 456 (4.8%) | 0 of 350 (0%) |
| Celebrity Cruises | Zenith | 4/2/2007-4/13/2007 | Norovirus | 89 of 1,363 (6.53%) | 11 of 613 (1.79%) |
| Majestic America Line | Empress of the North | 3/16/2007-3/21/2007 | Norovirus | 26 of 169 (15.4%) | 7 of 77 (9.1%) |
| Princess Cruises | Regal Princess | 3/13/2007-3/25/2007 | Unknown | 69 of 1,504 (4.6%) | 8 of 680 (1.2%) |
| Holland America | Ryndam | 3/3/2007-3/13/2007 | Norovirus | 61 of 1,209 (5.05%) | 7 of 593 (1.18%) |
| Regent Seven Seas Cruises | Seven Seas Mariner | 2/25/2007-3/9/2007 | Shigella, Salmonella, Enterobacter, and Entameoba histolytica | 38 of 614 (6.19%) | 5 of 446 (1.12%) |
| Holland America | Ryndam | 2/21/2007-3/3/2007 | Norovirus | 184 of 1,260 (14.6%) | 26 of 579 (4.49%) |
| Holland America Line | Westerdam | 2/2/2007-2/11/2007 | Norovirus | 146 of 1,790 (8.16%) | 9 of 809 (1.11%) |
| Cruise West | Spirit of Nantucket | 1/27/2007-2/3/2007 | Unknown | 8 of 36 (22.22%) | 10 of 35 (28.57%) |
| Princess Cruises | Island Princess | 1/26/2007-2/10/2007 | Norovirus | 179 of 1,936 (9.25%) | 37 of 916 (4.04%) |
| Holland America | Ryndam | 1/22/2007-2/21/2007 | Norovirus | 110 of 1,153 (9.54%) | 14 of 573 (2.44%) |
| Holland America Line | Volendam | 1/22/2007-2/1/2007 | Specimens not obtained | 105 of 1,385 (7.58%) | 7 of 608 (1.15%) |
| Cunard Line | Queen Elizabeth 2 | 1/8/2007-1/22/2007 | Norovirus | 276 of 1,652 (16.71%) | 28 of 1,002 (2.79%) |
| Princess Cruises | Regal Princess | 12/7/2006-12/27/2006 | Norovirus | 75 of 1,479 (5.07%) | 5 of 678 (0.07%) |
| Royal Caribbean Cruise Line | Freedom of the Seas | 12/3/2006-12/10/2006 (no sail recommendation) | Norovirus | 85 of 3,907 | 11 of 1,399 (0.84%) |
| Princess Cruises | Sun Princess | 11/30/2006-12/10/2006 | Norovirus | 112 of 2,013 (5.56%) | 7 of 862(0.81%) |
| Norwegian Cruise Line | Norwegian Wind | 11/29/2006-12/9/2006 | Norovirus | 77 of 1,671 (4.61%) | 7 of 691 (0.01%) |
| Holland America Line | Zaandam | 11/26/2006-12/11/2006 | Norovirus | 64 of 1,431 (4.47%) | 4 of 617 (0.67%) |
| Royal Caribbean Cruise Line | Freedom of the Seas | 11/26/2006-12/3/2006 | Norovirus | 338 of 3,823 (8.84%) | 46 of 1,402 (3.28%) |
| Royal Caribbean Cruise Line | Serenade of the Seas | 11/18/2006-11/25/2006 | Norovirus | 101 of 2,241 (4.51%) | 3 of 848 (0.35%) |
| Celebrity Cruises | Summit | 11/11/2006-11/25/2006 | Unknown, negative for norovirus | 72 of 1,911 (3.77%) | 12 of 942 (1.27%) |
| Royal Caribbean Cruise Line | Adventure of the Seas | 11/5/2006-11/12/2006 | Norovirus | 129 of 3,260 (3.96%) | 1 of 1,174 (0.08%) |
| Carnival Cruise Line | Carnival Liberty | 11/3/2006-11/19/2006 | Norovirus | 536 of 2,804 (19.12%) | 143 of 1,166 (12.22%) |
| Royal Caribbean Cruise Line | Serenade of the Seas | 10/29/2006-11/11/2006 | Norovirus | 68 of 2,023 (3.36%) | 9 of 854 (1.05%) |
| Celebrity Cruises | Constellation | 10/27/2006-11/7/2006 | Norovirus | 72 of 1,776 (4.05%) | 13 of 967 (1.34%) |
| Princess Cruises | Island Princess | 10/21/2006-11/5/2006 | Norovirus | 109 of 1,959 (5.56%) | 11 of 905 (1.22%) |
| Celebrity Cruises | Constellation | 10/16/2006-10/27/2006 | Norovirus | 65 of 1,955 (3.32%) | 1 of 978 (0.10%) |
| Princess Cruises | Diamond Princess | 9/2/2006-9/9/2006 | Norovirus | 127 of 2,643 (4.81%) | 4 of 1,120 (0.36%) |
| Royal Caribbean Cruise Line | Radiance of the Seas | 9/2/2006-9/9/2006 | Unknown, negative for norovirus | 227 of 2,131 (10.65%) | 12 of 870 (1.38%) |
| Royal Caribbean Cruise Line | Mariner of the Seas | 7/23/2006-7/30/2006 | Norovirus | 248 of 3,671 (6.8%) | 6 of 1,206 (0.5%) |
| Celebrity Cruises | Infinity | 7/9/2006-7/16/2006 | Norovirus | 105 of 2,282 (4.6%) | 20 of 952 (2.1%) |
| Celebrity Cruises | Mercury | 6/2/2006-6/9/2006 | Norovirus | 121 of 2,025 (5.98%) | 4 of 848 (0.47%) |
| Holland America Line | Ryndam | 5/28/2006-6/4/2006 | Norovirus | 64 of 1,230 (5.2%) | 5 of 574 (0.87%) |
| Holland America Line | Ryndam | 5/14/2006-5/21/2006 | Norovirus | 102 of 1,270 (7.97%) | 13 of 570 (2.28%) |
| Norwegian Cruise Line | Norwegian Star | 5/14/2006-5/21/2006 | Norovirus | 115 of 2,388 (4.82%) | 12 of 1,063 (1.13%) |
| Norwegian Cruise Line | Norwegian Sun | 5/13/2006-5/20/2006 | Norovirus | 71 of 2,107 (3.37%) | 6 of 924 (0.65%) |
| Royal Caribbean Cruise Line | Explorer of the Seas | 4/23/2006-4/30/2006 | Norovirus | 117 of 3,292 (3.6%) | 15 of 1,188 (1.26%) |
| Holland America Line | Veendam | 4/22-5/9/2006 | Norovirus | 67 of 1,214 (5.52%) | 8 of 566 (1.41%) |
| Holland America Line | Amsterdam | 3/22/2006-4/6/2006 | Norovirus | 76 of 1,294 (5.87%) | 8 of 605 (1.32%) |
| Celebrity Cruises | Mercury | 3/17/2006-3/27/2006 | Norovirus | 107 of 1,986 (5.39%) | 24 of 844 (2.84%) |
| Princess Cruises | Island Princess | 3/7/2006-3/22/2006 | Norovirus | 72 of 1,950 (3.69%) | 16 of 911 (1.76%) |
| Holland America Line | Amsterdam | 3/7/2006-3/22/2006 | Norovirus | 130 of 1,360 (9.56%) | 8 of 606 (1.32%) |
| Celebrity Cruises | Mercury | 3/6/2006-3/17/2006 | Norovirus | 191 of 1,902 (10.04%) | 14 of 840 (1.67%) |
| Royal Caribbean Cruise Line | Grandeur of the Seas | 3/6/2006-3/11/2006 | Norovirus | 130 of 2,263 (5.74%) | 11 of 754 (1.46%) |
| Holland America Line | Volendam | 3/3/2006-3/13/2006 | Norovirus | 51 of 1,412 (3.61%) | 3 of 613 (0.49%) |
| Regent Seven Seas Cruises | Seven Seas Mariner | 2/28/2006-3/13/2006 | Unknown | 26 of 582 (4.47%) | 13 of 444 (2.93%) |
| Royal Caribbean Cruise Line | Explorer of the Seas | 2/26/2006-3/5/2006 | Norovirus | 243 of 3,245 (7.5%) | 19 of 1,184 (1.6%) |
| Cunard Line | Queen Mary 2 | 2/8/2006-2/22/2006 | Enterotoxigenic E. coli (ETEC) | 86 of 2,498 (3.44%) | 31 of 1,271 (2.44%) |
| P & O Cruises | Minerva II | 1/12/2006-1/26/2006 | Unknown | 23 of 562 (4.09%) | 3 of 326 (0.92%) |
| Holland America Line | Zuiderdam | 12/30/2005-1/7/2006 | Norovirus | 105 of 1,888 (5.56%) | 33 of 814 (4.05%) |
| Royal Caribbean Cruise Line | Splendour of the Seas | 11/12/2005-11/26/2005 | Norovirus | 135 of 1,592 (8.48%) | 12 of 729 (1.65%) |
| Princess Cruises | Sun Princess | 5/9/2005-5/16/2005 | Norovirus | 121 of 2,000 (6.05%) | 4 of 852 (0.47%) |
| Princess Cruises | Dawn Princess | 4/29/2005-5/14/2005 | Norovirus | 76 of 1,974 (3.9%) | 9 of 864 (1.0%) |
| Celebrity Cruises | Horizon | 4/23/2005-4/30/2005 | Unknown | 42 of 1,309 (3.2%) | 14 of 650 (2.1%) |
| Crystal Cruises | Crystal Symphony | 4/14/2005-4/25/2005 | Unknown | 20 of 570 (3.5%) | 3 of 560 (0.5%) |
| Norwegian Cruise Line | Norwegian Crown | 3/13/2005-3/28/2005 | Unknown | 60 of 1,014 (5.92%) | 4 of 528 (0.75%) |
| Princess Cruises | Royal Princess | 3/7/2005-3/24/2005 | Unknown | 38 of 1,163 (3.27%) | 15 of 541 (2.77%) |
| Holland America Line | Veendam | 3/5/2005-3/12/2005 | Norovirus | 88 of 1,267 (6.95%) | 6 of 554 (1.08%) |
| Celebrity Cruises | Zenith | 2/27/2005-3/13/2005 | Norovirus | 138 of 1,308 (10.55%) | 17 of 656 (2.59%) |
| Carnival Cruise Line | Celebration | 2/21/2005-2/26/2005 | Norovirus | 69 of 1,647 (4.19%) | 30 of 693 (4.33%) |
| Carnival Cruise Line | Celebration | 2/17/2005-2/21/2005 | Norovirus | 89 of 1,692 (5.26%) | 35 of 688 (5.09%) |
| Regent Seven Seas Cruises | Seven Seas Mariner | 2/12/2005-2/24/2005 | Salmonella | 1 of 551 (0.18%) | 20 of 444 (4.5%) |
| Royal Caribbean Cruise Line | Empress of the Seas | 1/17/2005-1/28/2005 | Norovirus | 72 of 1,544 (4.6%) | 5 of 685 (0.7%) |
| Royal Caribbean Cruise Line | Mariner of the Seas | 1/16/2005-1/23/2005 | Norovirus | 276 of 3,465 (7.9%) | 27 of 1,190 (2.2%) |
| Holland America Line | Veendam | 1/15/2005-1/29/2005 | Norovirus | 219 of 1,229 (17.8%) | 36 of 584 (6.2%) |
| Holland America Line | Ryndam | 1/13/2005-1/29/2005 | Norovirus | 272 of 1,223 (22.2%) | 37 of 574 (6.4% |
| Princess Cruises | Sun Princess | 1/8/2005-1/18/2005 | Norovirus | 93 of 2,035 (4.57%) | 5 of 865 (0.58%) |
| Holland America Line | Veendam | 1/3/2005-1/15/2005 | Norovirus | 70 of 1,236 (5.66%) | 7 of 571 (1.23%) |
| Royal Caribbean Cruise Line | Enchantment of the Seas | 1/3/2005-1/8/2005 | Norovirus | 103 of 2,136 (4.82%) | 8 of 756 (1.06%) |
| Princess Cruises | Coral Princess | 12/28/2004-1/07/2005 | Norovirus | 84 of 2,116 (3.97%) | 31 of 913 (3.4%) |
| Princess Cruises | Golden Princess | 12/12/2004-12/19/2004 | Norovirus | 84 of 2,742 (3.06%) | 15 of 1,100 (1.36%) |
| Norwegian Cruise Line | Norwegian Dream | 12/5/2004-12/12/2004 | Norovirus | 73 of 1,749 (4.17%) | 9 of 744 (1.21%) |
| SilverSea Cruise Line | Silver Shadow | 12/4/2004-12/14/2004 | Specimens not obtained | 11 of 275 (4.0%) | 20 of 291 (6.87%) |
| Institute for Shipboard Education | M/V Explorer | 6/19/2004-12/8/2004 | Unknown | 71 of 758 (9.37%) | 1 of 195 (0.51%) |
| Holland America Line | Veendam | 9/26/2004-10/14/2004 | Unknown | 39 of 1,230 (3.17%) | 2 of 557 (0.36%) |
| Princess Cruises | Regal Princess | 9/11/2004-9/20/2004 | Unknown | 47 of 1,537 (3.06%) | 7 of 680 (1.03%) |
| Princess Cruises | Sun Princess | 9/13/2004-9/20/2004 | Unknown | 101 of 2,031 (4.97%) | 14 of 875 (1.60%) |
| Princess Cruises | Sun Princess | 9/6/2004-9/13/2004 | Norovirus | 145 of 1,998 (7.26%) | 5 of 855 (0.58%) |
| Clipper Cruise Line | Nantucket Clipper | 9/3/2004-8/11/2004 | Specimens not obtained | Not available | Not available |
| SilverSeas Cruise Line | Silver Shadow | 7/26/2004-8/6/2004 | Unknown | 13 of 371 (3.50%) | 5 of 289 (1.73%) |
| Princess Cruises | Pacific Princess | 7/25/2004-8/17/2004 | Unknown | 57 of 618 (9.22%) | 10 of 384 (2.60%) |
| Royal Caribbean Cruise Line | Serenade of the Seas | 6/6/2004-6/13/2004 | Unknown | 71 of 2,273 (3.12%) | 9 of 857 (1.05%) |
| Princess Cruises | Island Princess | 6/5/2004-6/12/2004 | Unknown | 66 of 2,036 (3.24%) | 18 of 930 (1.94%) |
| Princess Cruises | Island Princess | 5/29/2004-6/5/2004 | Norovirus | 375 of 2,018 (18.58%) | 50 of 896 (5.58%) |
| Norwegian Cruise Line | Norwegian Crown | 5/2/2004-5/9/2004 | Norovirus | 39 of 1,070 (3.64%) | 6 of 541 (1.11%) |
| Norwegian Cruise Line | Norwegian Crown | 4/17/2004-5/2/2004 | Norovirus | 43 of 1,109 (3.88%) | 2 of 536 (0.37%) |
| Holland America Line | Veendam | 4/17/2004-5/2/2004 | Norovirus | 91 of 1,238 (7.35%) | 7 of 557 (1.26%) |
| Norwegian Cruise Line | Norwegian Wind | 4/17/2004-5/2/2004 | Specimens not obtained | 54 of 1,681 (3.21%) | 2 of 731 (0.27%) |
| Holland America Line | Rotterdam | 4/2/2004-4/15/2004 | Unknown | 38 of 1,262 (3.01%) | 7 of 560 (1.25%) |
| Holland America Line | Amsterdam | 3/31/2004-4/17/2004 | Enterotoxigenic E. coli (ETEC) | 75 of 1,130 (6.64%) | 11 of 585 (1.88%) |
| Celebrity Cruises | Zenith | 3/28/2004-4/11/2004 | Norovirus | 59 of 1,338 (4.41%) | 7 of 668 (1.05%) |
| Celebrity Cruises | Horizon | 3/22/2004-4/2/2004 | Norovirus | 49 of 1,250 (3.92%) | 5 of 679 (0.74%) |
| Norwegian Cruise Line | Norwegian Crown | 3/22/2004-4/4/2004 | Norovirus | 45 of 1,018 (4.38%) | 8 of 546 (1.47%) |
| Princess Cruises | Royal Princess | 3/8/2004-3/25/2004 | Unknown, negative for norovirus | 46 of 1,129 (4.07%) | 12 of 539 (2.23%) |
| Norwegian Cruise Line | Norwegian Crown | 3/7/2004-3/22/2004 | Unknown, negative for norovirus | 77 of 984 (7.82%) | 10 of 541 (1.85%) |
| Cunard Line | Queen Mary 2 | 2/23/2004-3/6/2004 | Norovirus | 33 of 2,241 (1.35%) | 55 of 1,352 (4.07%) |
| Royal Caribbean Cruise Line | Brilliance of the Seas | 2/16/2004-2/27/2004 | Norovirus | 78 of 2,187 (3.57%) | 16 of 842 (1.9%) |
| Cunard Line | Queen Elizabeth 2 | 2/17/2004-3/1/2004 | Unknown | 82 of 1,521 (5.39%) | 24 of 991 (2.42%) |
| ResidenSea Cruise Line | The World | 2/3/2004-2/24/2004 | Specimens not obtained | 0 of 68 (0.0%) | 8 of 254 (3.14%) |
| P & O Cruises | Oriana | 2/20/2004-3/5/2004 | Norovirus | 65 of 1,793 (3.63%) | 9 of 783 (1.15%) |
| Carnival Cruise Line | Carnival Celebration | 2/9/2004-2/14/2004 | Norovirus | 297 of 1,576 (18.84%) | 19 of 689 (2.75%) |
| Holland America Line | Ryndam | 2/7/2004-2/14/2004 | Norovirus | 73 of 1,260 (5.8%) | 9 of 550 (1.64%) |
| Princess Cruises | Coral Princess | 1/12/2004-1/22/2004 | Norovirus | 133 of 2,095 (6.35%) | 18 of 912 (1.97%) |
| Cunard Line | Queen Elizabeth 2 | 1/5/2004-1/19/2004 | Specimens not obtained | 29 of 1,563 (1.86%) | 46 of 1,008 (4.56%) |
| Windjammer Barefoot Cruises | Legacy | 1/4/2004-1/10/2004 | Specimens not obtained | 0 (0.0%) | 2 of 46 (4.65%) |
| Windjammer Barefoot Cruises | Legacy | 12/27/2003-1/3/2004 | Specimens not obtained | Data not available | Data not available |
| Holland America Line | Volendam | 12/21/2003-12/28/2003 | Norovirus | Data not available | Data not available |
| Carnival Cruise Line | Carnival Legend | 11/21/2003-11/29/2003 | Norovirus | Data not available | Data not available |
| Carnival Cruise Line | Carnival Legend | 11/13/2003-11/21/2003 | Norovirus | Data not available | Data not available |
| Carnival Cruise Line | Carnival Holiday | 10/16/2003-10/20/2003 | Norovirus | Data not available | Data not available |
| Carnival Cruise Line | Carnival Holiday | 10/11/2003-10/16/2003 | Norovirus | Data not available | Data not available |
| Clipper Cruise Line | Nantucket Clipper | 10/4/2003-10/11/2003 | Specimens not obtained | Data not available | Data not available |
| Norwegian Cruise Line | Norwegian Star | 9/21/2003-9/28/2003 | Specimens not obtained | Data not available | Data not available |
| Clipper Cruise Line | Clipper Odyssey | 8/15/2003-8/26/2003 | Specimens not obtained | Data not available | Data not available |
| Princess Cruises | Regal Princess | 8/18/2003-9/2/2003 | Norovirus | Data not available | Data not available |
| Princess Cruises | Star Princess | 8/2/2003-8/9/2003 | Norovirus | Data not available | Data not available |
| Princess Cruises | Star Princess | 7/26/2003-8/2/2003 | Norovirus | Data not available | Data not available |
| Royal Caribbean Cruise Line | Rhapsody of the Seas | 7/20/2003-7/27/2003 | Specimens not obtained | Data not available | Data not available |
| Norwegian Cruise Line | Norwegian Sky | 5/17/2003-5/24/2003 | Norovirus | Data not available | Data not available |
| Princess Cruises | Royal Princess | 4/5/2003-4/22/2003 | Specimens not obtained | Data not available | Data not available |
| Norwegian Cruise Line | Norwegian Dream | 3/16/2003-3/31/2003 | Norovirus | Data not available | Data not available |
| Clipper Cruise Line | Nantucket Clipper | 3/1/2003-3/6/2003 | Specimens not obtained | Data not available | Data not available |
| Sun Cruises | Sun Dream | 2/17/2003-2/24/2003 | Norovirus | Data not available | Data not available |
| Princess Cruises | Sun Princess | 1/25/2003-2/9/2003 | Norovirus | Data not available | Data not available |
| Carnival Cruise Line | Carnival Spirit | 1/27/2003-2/4/2003 | Norovirus | Data not available | Data not available |
| Sun Cruises | Sun Dream | 1/20/2003-2/3/2003 | Norovirus | Data not available | Data not available |
| Royal Olympic Cruises | Olympia Voyager | 1/15/2003-2/3/2003 | Unknown | Data not available | Data not available |
| Regal Cruise Line | Regal Empress | 1/11/2003-1/18/2003 | Unknown | Data not available | Data not available |
| Classic Cruises of Newport | Arabella | 1/11/2003-1/18/2003 | Specimens not obtained | Data not available | Data not available |
| Cunard Line | Queen Elizabeth 2 | 1/5/2003-1/18/2003 | Norovirus | Data not available | Data not available |
| Clipper Cruise Line | Nantucket Clipper | 12/28/2002-1/4/2003 | Specimens not obtained | Data not available | Data not available |
| Norwegian Cruise Line | Norway | 12/28/2002-1/4/2003 | Specimens not obtained | Data not available | Data not available |
| Carnival Cruise Line | Carnival Conquest | 12/8/2002-12/15/2002 | Norovirus | Data not available | Data not available |
| P & O Cruises | Oceana | 11/29/2002-12/12/2002 | Norovirus | Data not available | Data not available |
| Radisson Seven Seas Cruises | Seven Seas Mariner | 11/23/2002-12/2/2002 | Salmonella | Data not available | Data not available |
| Celebrity Cruises | Constellation | 10/25/2002-11/8/2002 | Norovirus | Data not available | Data not available |
| Carnival Cruises | Fascination | 11/30/2002-12/2/2002 | Norovirus | Data not available | Data not available |
| Disney Cruise Line | Disney Magic | 11/11/2002-11/21/2002 | Norovirus | Data not available | Data not available |
| Seabourn Cruise Line | Seabourn Pride | 10/28/2002-11/10/2002 | Specimens not obtained | Data not available | Data not available |
| Holland America Line | Amsterdam | 11/11/2002-11/21/2002 | Norovirus | Data not available | Data not available |
| Holland America Line | Amsterdam | 10/1/2002-10/22/2002 | Norovirus | Data not available | Data not available |
| Clipper Cruises | Nantucket Clipper | 10/19/2002-10/29/2002 | Sappovirus | Data not available | Data not available |
| Norwegian Cruise Line | Norwegian Sun | 9/28/2002-10/5/2002 | Norovirus | Data not available | Data not available |
| Norwegian Cruise Line | Norwegian Dream | 9/10/2002-9/25/2002 | Shigella, Giardia | Data not available | Data not available |
| Norwegian Cruise Line | Norwegian Sun | 8/3/2002-8/10/2002 | Specimens not obtained | Data not available | Data not available |
| Clipper Cruise Line | Yorktown Clipper | 7/27/2002-8/3/2002 | Specimens not obtained | Data not available | Data not available |
| Holland America Line | Ryndam | 7/25/2002-8/1/2002 | Norovirus | Data not available | Data not available |
| Princess Cruises | Ocean Princess | 5/25/2002-6/1/2002 | Norovirus | Data not available | Data not available |
| Holland America Line | Ryndam | 4/7/2002-4/24/2002 | Norovirus | Data not available | Data not available |
| Holland America Line | Amsterdam | 1/4/2002-4/28/2002 | Specimens not obtained | Data not available | Data not available |
| Cunard Line | Caronia | 3/24/2002-4/5/2002 | Enterotoxigenic E. coli (ETEC) / Shigella | Data not available | Data not available |
| Clipper Cruise Line | Nantucket Clipper | 3/23/2002-3/30/2002 | Norovirus | Data not available | Data not available |
| Carnival Cruise Line | Carnival Pride | March 2002 | Norovirus | Data not available | Data not available |
| Clipper Cruise Line | Nantucket Clipper | September 2001 | Norovirus | Data not available | Data not available |
| Delta Queen Steamboat Company | Mississippi | August 2001 | Norovirus | Data not available | Data not available |
| Cunard Line | Coronia | 3/11/2001-3/29/2001 | Norovirus | Data not available | Data not available |
| P & O Cruises | Oriana | 2/20/2001-3/14/2001 | Specimens not obtained | Data not available | Data not available |
| Disney Cruise Line | Disney Magic | 6/2/2000-6/5/2000 | Salmonella | Data not available | Data not available |
| Cruise West | Spirit of Glacier Bay | 5/28/2000-6/1/2000 | Norovirus | Data not available | Data not available |
| Palm Beach Casino Line | Palm Beach Princess | 5/18/2000-6/1/2000 | Specimens not obtained | Data not available | Data not available |
| Clipper Cruise Line | Nantucket Clipper | 2/5/2000-2/12/2000 | Norovirus | Data not available | Data not available |
| Clipper Cruise Line | Nantucket Clipper | 1/22/2000-1/29/2000 | Norovirus | Data not available | Data not available |
| Clipper Cruise Line | Nantucket Clipper | 1/15/2000-1/22/2000 | Norovirus | Data not available | Data not available |
1994–1999 outbreaks
| Cruise Line | Cruise Ship | Sailing Dates | Causative Agent | Case Counts (Passengers) | Case Counts (Crew) |
| Clipper Cruise Line | Nantucket Clipper | 1/30/1999-2/6/1999 | Norovirus | Data not available | Data not available |
| Clipper Cruise Line | Nantucket Clipper | 1/23/1999-1/30/1999 | Norovirus | Data not available | Data not available |
| Clipper Cruise Line | Nantucket Clipper | 1/16/1999-1/23/1999 | Norovirus | Data not available | Data not available |
| Clipper Cruise Line | Nantucket Clipper | 1/9/1999-1/16/1999 | Norovirus | Data not available | Data not available |
| Clipper Cruise Line | Nantucket Clipper | 1/2/1998-1/9/1999 | Norovirus | Data not available | Data not available |
| Royal Caribbean Cruise Line | Vision of the Seas | 11/28/1998-12/7/1998 | Specimens not obtained | Data not available | Data not available |
| Norwegian Cruise Line | Norway | 10/10/1998-10/24/1998 | Norovirus | Data not available | Data not available |
| Princess Cruises | Regal Princess | 6/21/1998-6/28/1998 | Norovirus | Data not available | Data not available |
| Princess Cruises | Regal Princess | 6/14/1998-6/21/1998 | Norovirus | Data not available | Data not available |
| Princess Cruises | Regal Princess | 6/7/1998-6/14/1998 | Norovirus | Data not available | Data not available |
| Imperial Majesty Cruises (investigation at request of cruise line outside the U.S.) | Ocean Breeze | 5/17/1998-5/24/1998 | Enterotoxigenic E. coli (ETEC) | Data not available | Data not available |
| Holland America Line | Statendam | 3/29/1998-4/8/1998 | Specimens not obtained | Data not available | Data not available |
| Royal Caribbean Cruise Line | Legend of the Seas | 2/28/1998-3/11/1998 | Norovirus | Data not available | Data not available |
| Regal Cruises | Regal Empress | 12/17/1997-12/21/1997 | Enterotoxigenic E. coli (ETEC) | Data not available | Data not available |
| Celebrity Cruises | Zenith | 12/5/1997-12/15/1997 | Specimens not obtained | Data not available | Data not available |
| Clipper Cruise Line | Nantucket Clipper | 10/23/1997-10/30/1997 | Norovirus | Data not available | Data not available |
| Princess Cruises | Royal Princess | 4/15/1997-4/19/1997 | Enterotoxigenic E. coli (ETEC) | Data not available | Data not available |
| Holland America Line | Noordam | 3/29/1997-4/5/1997 | Cyclospora | Data not available | Data not available |
| Royal Cruise Line | Royal Odyssey | 3/25/1997-4/4/1997 (no sail recommendation) | Norovirus | Data not available | Data not available |
| Royal Cruise Line | Royal Odyssey | 3/4/1997-3/14/1997 | Norovirus | Data not available | Data not available |
| Princess Cruises | Regal Princess | 2/13/1997-2/28/1997 | Specimens not obtained | Data not available | Data not available |
| Clipper Cruise Line | Nantucket Clipper | 2/8/1997-2/15/1997 | Norovirus | Data not available | Data not available |
| Carnival Cruise Line | Jubilee | 6/16/1996-6/23/1996 | Norovirus | Data not available | Data not available |
| Holland America Line | Noordam | 4/27/1996-5/11/1996 | Norovirus | Data not available | Data not available |
| Princess Cruises | Royal Princess | 3/15/1996-3/26/1996 | Enterotoxigenic E. coli (ETEC) | Data not available | Data not available |
| Celebrity Cruises | Horizon | 7/15/1995-7/22/1995 | Salmonella | Data not available | Data not available |
| Carnival Cruise Line | Fantasy | 4/30/1995-5/4/1995 | Shigella sonnei | Data not available | Data not available |
| Orient Line | Crown Odyssey | 1/12/1995-1/26/1995 | Enterotoxigenic E. coli (ETEC) | Data not available | Data not available |
| Royal Caribbean Cruise Line | Viking Serenade | 8/29/1994-9/1/1994 | Shigella flexneri | Data not available | Data not available |
| Celebrity Cruises | Horizon | 6/26/1994-7/2/1994 | Legionella | Data not available | Data not available |
| Premier Cruise Line | StarShip Oceanic | 6/13/1994-6/17/1994 | Norovirus | Data not available | Data not available |
| Regency Cruises | Regent Rainbow | 3/18/1994-4/1/1994 | Viral gastroenteritis | Data not available | Data not available |
| American Family | American Adventure | 12/26/1993-2/2/1994 | Shigella flexneri | Data not available | Data not available |
Notes about the data
Cases reported are totals for the entire voyage. It does not mean all people are sick at the same time.
Cruise ships report the cases to CDC. CDC does not verify case numbers.