Historic Tsunami

1949 United States of America Tsunami

16 April 1949 · Puget Sound, Wa · United States of America

On 16 April 1949 at 10:55 UTC, a tsunami formed near Puget Sound, Wa, United States of America. It was caused by a landslide. Waves reached up to 2.4 m high. It was observed at 1 location.

Date

16 April 1949

Time

10:55 UTC

Cause

Landslide

Highest Wave

2.4 m

Observation Sites

1

Furthest Reach

5 km

Source Country

United States of America

Highest Waves

• 2.4 mTacoma Narrows, Wa · United States of America · 5 km

Other Major Tsunamis in the Region

• 2007Chehalis Lake, Chilliwack, Canada · 38.0 m
• 1980Washington, United States of America · 250.0 m61 deaths
• 1949Columbia River Valley, Wa, United States of America · 19.8 m
• 1949Puget Sound, Wa, United States of America8 deaths
• 1946British Columbia, Canada · 9.0 m1 deaths
• 1905Thompson River, Canada · 6.0 m15 deaths

Sources: NOAA National Centers for Environmental Information, Global Historical Tsunami Database (doi:10.7289/V5PN93H7) · Natural Earth