From the ProPublica Web Site:
Your one-stop shop for health and safety data on cruise ships.
[Clip]
[The database includes info for] of over 300 ships that make port in the U.S. You’ll be able to see their health and safety records going back as far as 2010, as well as their current position and deck plans.
A list of data sources can be found at the bottom of each record.
Direct to Intro Article and Database (Interface on Left Side of Page)