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Japan Withdraws False Earthquake Alert After Mistaken 9.9 Magnitude Warning

Japan's Meteorological Agency issued and then withdrew an emergency earthquake alert on October 16, 2026, after mistakenly believing a magnitude 9.9 quake near the Kuril Islands had occurred, with the tremor barely felt.

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Oct 19, 4:28 AM scmp.com Japan’s ‘mega-quake’ that never was, and the danger of false alarms
Oct 16, 11:10 AM gizmodo.com Japan’s False Emergency Alert for a 9.9 Earthquake Wasn’t a Cyberattack
Oct 16, 7:08 AM nytimes.com Japan Mistakenly Issues Warning for Strongest Ever Earthquake
Oct 15, 9:20 PM japantimes.co.jp Emergency alert for strong quake withdrawn minutes later