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A M7.5 earthquake off the Sanriku coast caused an 80 cm tsunami observed at Iwate's Kudamatsu Port, prompting tsunami warnings for parts of Iwate, Aomori, and Hokkaido.

Public SafetyGeopoliticsApr 20, 2026score 0.272 posts · 0 replies across 2 instances
The thread discusses a M7.5 earthquake off the Sanriku coast, which triggered an 80 cm tsunami observed at Iwate's Kudamatsu Port, leading to tsunami warnings for parts of Iwate, Aomori, and Hokkaido. The user comments on the magnitude of the earthquake.

Claims

A M7.5 earthquake off the Sanriku coast caused an 80 cm tsunami observed at Iwate's Kudamatsu Port, prompting tsunami warnings for parts of Iwate, Aomori, and Hokkaido.
Parent: Natural DisastersEntity: Earthquake and TsunamiImpact: negativeDate: Apr 20, 2026Target: The occurrence and impact of the earthquake and tsunami

Source posts

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＜三陸沖でM7.5の地震＞ 岩手･久慈港で80センチの津波観測 岩手･青森･北海道太平洋沿岸中部に津波警報 https://ndjust.in/SjznTYQc #NewsDigest M7.5はでかいな
0 boosts · 0 favs · 0 replies · Apr 20, 2026
#newsdigest
@[email protected]
＜三陸沖でM7.5の地震＞ 岩手･久慈港で80センチの津波観測 岩手･青森･北海道太平洋沿岸中部に津波警報 https://ndjust.in/SjznTYQc #NewsDigest
0 boosts · 0 favs · 0 replies · Apr 20, 2026
#newsdigest