events
The 8.6 Mw Aleutian Islands earthquake shakes the Aleutian Islands with a maximum Mercalli intensity of VI (Strong). A destructive tsunami reaches the Hawaiian Islands resulting in dozens of deaths, mostly in Hilo, Hawaii.
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1946 Aleutian Islands earthquake
Earthquake near the Aleutian Islands, Alaska
The 1946 Aleutian Islands earthquake occurred near the Aleutian Islands, Alaska on April 1, 1946. The shock measured 8.6, Mt 9.3 or 7.4. It had a maximum Mercalli intensity of VI (Strong). It resulted in 165–173 casualties and over US$26 million in damage. The seafloor along the…Source: Wikipedia (CC BY-SA)
Aleutian Islands
Chain of islands in the Pacific Ocean
The Aleutian Islands —also called the Aleut Islands, Aleutic Islands, or, before 1867, the Catherine Archipelago—are a chain of 14 main, larger volcanic islands and 55 smaller ones. Most of the Aleutian Islands belong to the U.S. state of Alaska, with the archipelago…Source: Wikipedia (CC BY-SA)
Modified Mercalli intensity scale
Seismic intensity scale used to quantify the degree of shaking during earthquakes
The Modified Mercalli intensity scale measures the effects of an earthquake at a given location. This is in contrast with the seismic magnitude usually reported for an earthquake.Source: Wikipedia (CC BY-SA)
Tsunami
Series of water waves caused by the displacement of a large volume of a body of water
A tsunami is a series of waves in a water body caused by the displacement of a large volume of water, generally in an ocean or a large lake. Earthquakes, volcanic eruptions and underwater explosions above or below water all have the potential to generate a tsunami. Unlike normal…Source: Wikipedia (CC BY-SA)
Hawaiian Islands
Archipelago in the Pacific Ocean
The Hawaiian Islands are an archipelago of eight major volcanic islands, several atolls, and numerous smaller islets in the North Pacific Ocean, extending some 1,500 miles from the island of Hawaiʻi in the south to northernmost Kure Atoll. Formerly called the Sandwich Islands by…Source: Wikipedia (CC BY-SA)
Hilo, Hawaii
Census-designated place in United States
Hilo is the largest settlement in and the county seat of Hawaiʻi County, Hawaii, United States, which encompasses the Island of Hawaiʻi, and is a census-designated place (CDP). The population was 44,186 according to the 2020 census. It is the fourth-largest settlement in the…Source: Wikipedia (CC BY-SA)
April 1
Day of the year
April 1 is the 91st day of the year in the Gregorian calendar; 274 days remain until the end of the year.Source: Wikipedia (CC BY-SA)