Cecilia Flood occurred on 30 November 1412 in Germany. Recorded deaths: 36,000.
Detailed accounts of this event are still being compiled. If you have verified information or a good source, we would welcome it through the contact page.
Why this event still matters
Historical incidents shape the rules that protect people today — building codes, evacuation policy, warning systems and inspection regimes almost always trace back to a specific disaster. Studying Cecilia Flood alongside current events is how preparedness improves.
See what is happening right now on the live world incident map, browse every floods we track on the Flood tracker, or follow live incidents in Germany.