Glacier Lake Floods Beta
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A glacier lake flood happens when the wall holding back a lake breaks. Press Play to watch them, year by year.
Floods by year
Loading the floods.
This year
Earlier
Hover or tap a dot for details. Floods missing a year or position are not shown.
Countries with the most floods
Deadliest floods
Deaths as reported by each source.
Floods per decade
Counts rise from the 1990s, partly because satellites now spot remote floods.
Sources:
- Flood data: Lützow and Veh (2026), Glacial Lake Outburst Flood Database v4.2, Zenodo, CC BY 4.0. Method: Lützow, Veh and Korup (2023), A global database of historic glacier lake outburst floods, Earth System Science Data 15, 2983 to 3000.
- Changes: only floods with a position and a one-year date are mapped. Text is shortened. Source lines show the first reference. Svalbard merges three database names. Bindo Gol, Pakistan, 2010 counts as a flood but is left out of the deadliest list. ICIMOD is the International Centre for Integrated Mountain Development.
- Map relief: NOAA NCEI ETOPO 2022, read through the NOAA PIFSC ERDDAP server.