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A significant earthquake with a magnitude of M7.4 occurred near the Sanriku coast, triggering tsunami warnings and advisories.

Public SafetyApr 20, 2026score 0.172 posts · 0 replies across 1 instances
The thread reports two earthquakes near the Sanriku coast, with the first having a magnitude of M7.4 and the second M4.8, both with a depth of 10km. Both events are associated with tsunami warnings and advisories, indicating potential danger to coastal areas.

Claims

A significant earthquake with a magnitude of M7.4 occurred near the Sanriku coast, triggering tsunami warnings and advisories.
Parent: Natural DisastersEntity: EarthquakeImpact: negativeDate: Apr 20, 2026Target: The occurrence and impact of the earthquake and associated tsunami warnings.
Tsunami warnings and advisories were issued following the M7.4 earthquake, indicating potential coastal hazards.
Parent: Emergency AlertsEntity: Tsunami WarningImpact: negativeDate: Apr 20, 2026Target: The issuance of tsunami warnings and their implications for coastal safety.

Source posts

@[email protected]
地震情報 20日 16時53分ごろ、 最大震度5強の地震がありました。 津波警報・注意報等が発表されています。 最新の情報を確認してください。 震源 : 三陸沖 規模 : M7.4 深さ : 10km #地震 #地震情報
0 boosts · 0 favs · 0 replies · Apr 20, 2026
#地震#地震情報
@[email protected]
地震情報 20日 18時49分ごろ、 最大震度2の地震がありました。 津波警報・注意報等が発表されています。 最新の情報を確認してください。 震源 : 三陸沖 規模 : M4.8 深さ : 10km #地震 #地震情報
0 boosts · 0 favs · 0 replies · Apr 20, 2026
#地震#地震情報