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8.7-Magnitude Quake off Kamchatka Triggers Pacific Tsunami Alerts

Local officials have ordered evacuations in Severo-Kurilsk with tsunami warnings covering Alaska to Japan on reports of up to four-meter waves

Overview

  • The USGS reported the quake at magnitude 8.7 and a shallow depth of 19.3 km, marking the largest temblor of 2025 and the first of at least 8.0 since 2021.
  • Pacific Tsunami Warning Center alerts cover parts of the Aleutian Islands and South Alaska, with watches or advisories extending to Hawaii, the US West Coast, Japan and select Pacific territories.
  • Emergency shelters and evacuation orders are in place for Severo-Kurilsk and other vulnerable coastal communities as a precaution.
  • Authorities have recorded local wave heights of up to four meters and confirmed minor structural damage but no injuries so far.
  • Geological and meteorological agencies across Russia, the US and Japan are coordinating real-time monitoring to update warnings and assess coastal risks.