2021-10-15T09:35:38.895Z51.8162178.4313110.8manualconfirmedUSGS3.6ml1Origin/20211015153431.935133.194587Magnitude/20211015153431.935183.194588USGSRat Islands, Aleutian Islands, Alaskaregion nameakcatalogak021d8gcft6contributorID