Incidents on 21 May 2021
Friday, 21 May 2021 — before continuous monitoring began on 9 August 2026. For this day we hold earthquakes from the USGS catalogue (magnitude 2.5 and above) and a few historical records, not a full record of every incident.
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No incidents were recorded on this date. If this is an old date, our archive may simply not reach back that far — the database begins when the tracker launched.
The same date, other yearsOn This Day in History
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The Greenfield tornado kills five and injures 35 across rural Iowa, United States. Wind speeds in excess of 480 kilometres per hour (300 mph) are estimated from measurements for the third time in history.
The 6.8 Mw Boumerdès earthquake shakes northern Algeria with a maximum Mercalli intensity of X (Extreme). More than 2,200 people were killed and a moderate tsunami sank boats at the Balearic Islands.
Nineteen people are killed in a plane crash in Wilkes-Barre, Pennsylvania.
Twenty-nine people are killed in the Yuba City bus disaster in Martinez, California.
Sada Abe is arrested after wandering the streets of Tokyo for days with her dead lover's severed genitals in her handbag. Her story soon becomes one of Japan's most notorious scandals.
The Great Atlanta fire of 1917 causes $5.5 million in damages, destroying some 300 acres including 2,000 homes, businesses and churches, displacing about 10,000 people but leading to only one fatality (due to heart attack).
A lava dome collapses on Mount Unzen, near the city of Shimbara on the Japanese island of Kyūshū, creating a deadly tsunami that killed nearly 15,000 people.
Historical entries from Wikipedia (CC BY-SA), filtered to disasters and incidents.