July 17, 1900 Eruption of Adatarayama

Name: July 17, 1900 Eruption of Adatarayama
Start: 1900-07-17
Location: Adatarayama, Japan

July 17, 1900 · VEI 2 · 72 deaths

Adatarayama in Japan erupted on July 17, 1900 with a Volcanic Explosivity Index of 2. The eruption killed 72 people.

Where it erupted

Adatarayama, Japan, with its other significant eruptions.

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The eruption

Date: July 17, 1900
Volcano: Adatarayama, stratovolcano
Country: Japan
Volcanic Explosivity Index: 2, moderate (eruption column 1 to 5 km)
Killed by: Tephra (ash, bombs, lapilli, steam blasts)
Location: 37.647° N, 140.281° E

The toll

Deaths: 72
Injuries: 10

Where the literature gives no number, NCEI records a description on a scale of 1 to 4, printed here in its words. Damage is in millions of US dollars of the year of the event, not adjusted for inflation.

What the record says

NCEI’s account, from the sources it cites.

72 sulfur miners in crater killed, 10 injured in explosive eruption. (reference #9675)

Crater sulfur mine was completely destroyed. 72 dead, 10 injured. Mountain forest and agricultural land damage. (reference #12936)

Other significant eruptions of Adatarayama

September 15, 19974 deaths

Every eruption in 1900 The 1900s Adatarayama Earthquakes near Adatarayama This day in weather history

Sources

Volcanoes and significant eruptions from NOAA’s National Centers for Environmental Information, Global Historical Hazard Database, cited as NCEI/WDS, doi:10.7289/V5PN93H7. Public domain. Read 2026-09-24. Volcano numbers are the Smithsonian Institution’s Global Volcanism Program’s. NCEI event 1213.