M6.0 Earthquake Near Iwo Jima Felt at Ogasawara Islands, Japan – No Tsunami Warning – May 2026
A magnitude 6.0 earthquake occurred near Iwo Jima (硫黄島近海) at approximately 00:34 JST on 15 May 2026, with a shallow focal depth of 10 kilometres. Shaking of seismic intensity 3 (shindo 3) was recorded at Hahajima in the Ogasawara Islands, with intensity 2 recorded at Chichijima. Japanese authorities confirmed there is no tsunami risk from this event.
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Impact verdict
Low impact. The Ogasawara Islands are a remote, sparsely populated archipelago. Shindo 3 intensity is felt by most people indoors but rarely causes structural damage. No tsunami warning was issued, limiting marine and coastal exposure.
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- Pacific Ring of FireRule-basedConfidence 100%
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