2025-07-27T19:12:17.0000Z51.8384152.8662406.959manualconfirmedIRIS4.3mb1Origin/20250727192828.312655.59201Magnitude/20250727192828.312711.59202IRISNORTHWEST OF KURIL ISLANDSregion nameNEIC PDEcatalogus6000qviicontributorID