World Map › Major Tsunamis Since 1900 › 1958
Historic Tsunami
1958 United States of America Tsunami
10 July 1958 · Se. Alaska, Ak · United States of America
On 10 July 1958 at 06:15 UTC, a tsunami formed near Se. Alaska, Ak, United States of America. It was caused by an earthquake and landslide. Waves reached up to 524.6 m high. It was observed at 17 locations, up to 4,543 km from its source. It killed at least 5 people. It is the 1st highest of the tsunamis recorded since 1900.
- Date
- 10 July 1958
- Time
- 06:15 UTC
- Cause
- Earthquake and landslide
- Earthquake Magnitude
- 7.8
- Highest Wave
- 524.6 m
- Observation Sites
- 17
- Furthest Reach
- 4,543 km
- Deaths
- 5
- Estimated Damage
- 0 million US dollars
- Source Country
- United States of America
- Triggering Earthquake
- 1958 Lituya Bay Earthquake and Megatsunami
Highest Waves
- 524.3 mLituya Bay, Ak · United States of America · 60 km2 deaths
- 7.6 mSkagway, Ak · United States of America · 142 km
- 6.1 mDisenchantment Bay, Ak · United States of America · 246 km
- 6.1 mKhantaak Island, Yakutat Bay, Ak · United States of America · 224 km3 deaths
- 2.0 mMouth of Alsek River · United States of America · 141 km
- 1.8 mDry Bay, Ak · United States of America · 141 km
- 0.9 mDixon Harbor, Ak · United States of America · 12 km
- 0.9 mGlacier Bay, Ak · United States of America · 47 km
- 0.9 mYakutat, Ak · United States of America · 220 km
- 0.1 mSitka, Ak · United States of America · 167 km
Other Major Tsunamis in the Region
- 2025Tracy Arm, Ak, United States of America · 481.0 m
- 2015Taan Fjord, Ak, United States of America · 193.0 m
- 1994Skagway, Ak, United States of America · 9.0 m1 deaths
- 1936Lituya Bay, Ak, United States of America · 149.4 m
- 1917Taku Inlet, Juneau, Ak, United States of America · 2.4 m1 deaths
- 1900Lituya Bay, Ak, United States of America5 deaths
Sources: NOAA National Centers for Environmental Information, Global Historical Tsunami Database (doi:10.7289/V5PN93H7) · Natural Earth