2025-06-05T19:51:55.0000Z22.1638144.575835manualconfirmedIRIS4.5mb1Origin/20250606141228.881954.96461Magnitude/20250606141228.882005.96462IRISVOLCANO ISLANDS, JAPAN REGIONregion nameNEIC PDEcatalogus6000qi9kcontributorID