2023-08-20T14:26:14.36Z50.3585-177.2937.916manualconfirmedUSGS4mb1Origin/20230820144049.332247.384565Magnitude/20230820144049.332302.384566USGSAndreanof Islands, Aleutian Islands, Alaskaregion nameuscatalogus7000kpmlcontributorID