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The quake occurred along the Kuril–Kamchatka arc, one of the Pacific Ring of Fire’s most seismically active zones Al Jazeera.
🌀 Historic Significance
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This is the strongest earthquake in the region since 1952, when a magnitude ~9.0 event off Severo‑Kurilsk produced 9 m tsunamis (killing over 2,300 people) WTOP News+15Wikipedia+15The Wall Street Journal+15.
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Globally, it’s among the top ten most powerful recorded earthquakes, comparable to the 2011 Tōhoku quake (M9.0) The WeekSky News.
🏠 Local Impacts (Kamchatka & Kuril Islands)
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Severo‑Kurilsk on Paramushir Island saw heavy tsunami flooding; residents were evacuated and around 2,000 people moved to safety https://www.newschannel6now.com.
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Tsunami waves up to 4 m (≈13 ft) were observed locally, significantly impacting ports and coastal infrastructure The Wall Street Journal.
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In Petropavlovsk‑Kamchatsky, houses shook