Mt. Iō（硫黄山, Shiretokoiozan）
| Elevation | 1562 m |
|---|---|
| Location | Hokkaido Pref. (北海道 斜里町) |
| Coordinates | 44.13083, 145.16528 |
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Highlights of Mt. Iō
- Elevation 1562 m
- Located in Hokkaido Pref.
Weekly weather (reference)
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Reference values from a weather model (Open-Meteo). Actual summit conditions differ.
About Mt. Iō
Mount Iō (硫黄山, Iō-zan) also Mount Iwo is an active andesitic stratovolcano on the Shiretoko Peninsula of Hokkaidō, Japan. It sits within the borders of the town of Shari. Mount Iō is known for erupting liquid sulphur in the eruptions of 1889 and 1936. Mount Iō literally means, sulphur mountain. There are two explosion craters and a lava dome at the summit of the volcano.
History of eruptions
Volcanic activity started at least 240,000 years ago. Mount Iō has erupted at the following times:
850 AD ± 500 years
1857–1858
23–26 September 1876
24–26 November 1880
9–26 August 1889
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