Historical tsunamis · Aug 7, 2024, 12:54 PM UTC
2024 Pedersen Lagoon, Ak tsunami
United States
The tsunami of Aug 7, 2024, 12:54 PM UTC originated near Pedersen Lagoon, Ak (United States).
Key facts
- Date
- Aug 7, 2024, 12:54 PM UTC
- Cause
- Landslide
- Maximum documented water height
- 62.0 m
- Damage
- limited (under US$ 1 million)
- Observation records
- 4
- Countries affected
- 1
Cause according to NOAA/NCEI: Landslide.
The highest documented water height was 62.0 m (Pedersen Lagoon, United States).
4 observation sites in 1 countries are recorded.
Damage is estimated at limited (under US$ 1 million).
Map of observation sites
4Each dot is a documented observation site; colour and size show the observed water height. The triangle marks the source.
Observations by country
| Country | Observation records | Maximum documented water height | Deaths | Earliest arrival |
|---|---|---|---|---|
| United States | 4 | 62.0 m Pedersen Lagoon | — | — |
Highest documented water heights
4 / 4Individual documented observations for this event. Heights come from different measurement types and sources; not every location has a measured height.
| Location / station | Observed height | Distance from source | Country |
|---|---|---|---|
| Pedersen Lagoon · Ak | 62.00 m | 1 km | United States |
| Upper Pedersen Lagoon · Ak | 17.00 m | 4 km | United States |
| Pedersen Lagoon · Ak | 8.00 m | 5 km | United States |
| Lower Pedersen Lagoon · Ak | 1.00 m | 6 km | United States |
More tsunamis
Source: NOAA National Centers for Environmental Information (NCEI), Global Historical Tsunami Database. Confirmed events only. Deaths and damage are database estimates; older records are incomplete. Water heights come from different types of observation.