2025-07-31T00:06:45.851Z50.6581158.083450.412manualconfirmedUSGS5.1mb1Origin/20250731002458.457626.98803Magnitude/20250731002458.457682.98804USGS138 km E of Severo-Kuril’sk, Russiaregion nameuscatalogus6000qws9contributorID