2025-09-19T03:47:10.0000Z55.9706163.146210manualconfirmedIRIS4.4mb1Origin/20250920011752.52082.601209Magnitude/20250920011752.520874.601210IRISOFF EAST COAST OF KAMCHATKAregion nameNEIC PDEcatalogus7000qx74contributorID