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GDACS is a cooperation framework between the United Nations, the European Commission and disaster managers worldwide to improve alerts, information exchange and coordination in the first phase after major sudden-onset disasters.

Detailed information

Locations affected by Wave (14 locations).
Date of maximum Wave	Name	Wave height (m)	City size	Delay of maximum tsunami (hours)	Delay of tsunami arrival (hours)	Location (lat/long)

United States
19-Oct-2020 21:48:04	Sand Point	0.4m	Populated place (population 952)	00:54	00:03	55.33 / -160.49
19-Oct-2020 21:48:04	Squaw Harbor	0.3m	Populated place	00:54	00:05	55.25 / -160.55
20-Oct-2020 00:18:66	Belkofski	0.3m	Populated place	03:24	00:27	55.09 / -162.04
19-Oct-2020 21:42:21	Unga	0.2m	Populated place	00:48	00:05	55.18 / -160.51
19-Oct-2020 23:18:26	Perryville	0.2m	Populated place (population 107)	02:24	00:08	55.91 / -159.14
19-Oct-2020 21:52:15	Village	0.2m	Populated place	00:58	00:03	55.42 / -160.22
19-Oct-2020 23:32:74	Mitrofania	0.2m	Populated place	02:38	00:24	55.98 / -158.72
20-Oct-2020 00:20:66	Ikatan	0.1m	Town	03:26	01:10	54.74 / -163.31
19-Oct-2020 23:28:03	King Cove	0.1m	Populated place (population 792)	02:34	00:35	55.06 / -162.3
19-Oct-2020 23:58:94	Chignik	0.1m	Populated place (population 79)	03:04	01:15	56.29 / -158.42
20-Oct-2020 00:06:02	Sanak	0.1m	Populated place	03:12	00:56	54.48 / -162.8
19-Oct-2020 23:30:17	Biorka	0.1m	Populated place	02:36	01:05	53.82 / -166.21
19-Oct-2020 23:52:35	Old Harbor	0.1m	Populated place (population 237)	02:58	01:44	57.2 / -153.31
USA
19-Oct-2020 21:48:04	Sand_Point_AK	0.4m	(population 0)	00:54	00:03	55.34 / -160.5

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While we try everything to ensure accuracy, this information is purely indicative and should not be used for any decision making without alternate sources of information.
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