July 25, 1910 Eruption of Toya

Name: July 25, 1910 Eruption of Toya
Start: 1910-07-25
Location: Toya, Japan

July 25, 1910 · VEI 2 · 1 death

Toya in Japan erupted on July 25, 1910 with a Volcanic Explosivity Index of 2. The eruption killed 1 person.

Where it erupted

Toya, Japan, with its other significant eruptions.

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The eruption

Date: July 25, 1910
Volcano: Toya, stratovolcano
Country: Japan
Volcanic Explosivity Index: 2, moderate (eruption column 1 to 5 km)
Killed by: Mudflows and lahars
Location: 42.544° N, 140.839° E

The toll

Deaths: 1

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.

Death in lahar. (reference #9675)

July 24: 15 buildings in Abuta partially destroyed by earthquakes.

July 25: Ash fall caused damage to houses, mountain forests, and agricultural land.

July 26: 1 person was killed in lahar flow. (reference #12936)

Other significant eruptions of Toya

Every eruption in 1910 The 1900s Toya Earthquakes near Toya 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 2696.