Historical tsunamis · Sep 4, 1899, 12:22 AM UTC
1899 Cape Yakataga, Ak tsunami
United States
The tsunami of Sep 4, 1899, 12:22 AM UTC originated near Cape Yakataga, Ak (United States).
Key facts
- Date
- Sep 4, 1899, 12:22 AM UTC
- Cause
- Earthquake
- Magnitude
- M8.2
- Maximum documented water height
- 3.10 m
- Damage
- limited (under US$ 1 million)
- Observation records
- 4
- Countries affected
- 1
It was triggered by a magnitude 8.2 earthquake.
The highest documented water height was 3.10 m (Yakutat, Ak, 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 | 3.10 m Yakutat, Ak | — | — |
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 |
|---|---|---|---|
| Yakutat, Ak · Ak | 3.10 m | 137 km | United States |
| Lynn Canal, Ak · Ak | 0.50 m | 419 km | United States |
| Cape Yakataga, Ak · Ak | — | 25 km | United States |
| Kayak Island, Ak · Ak | — | 139 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.