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

New Caledonia
20-May-2023 02:48:75	Menaku	0.1m	Populated place	00:57	00:24	-21.44 / 167.97
20-May-2023 02:48:75	Hnadid	0.1m	Populated place	00:57	00:24	-21.46 / 168.09
20-May-2023 02:21:33	Kurine	0.1m	Populated place	00:30	00:22	-21.57 / 168.1
20-May-2023 03:40:45	Wegnec St-Joseph	0.1m	Populated place	01:49	00:46	-20.45 / 166.6
20-May-2023 03:40:45	Ognat	0.1m	Populated place	01:49	00:46	-20.46 / 166.65
Vanuatu
20-May-2023 02:45:61	Port Patrick	0.2m	Populated place	00:54	00:32	-20.14 / 169.82
20-May-2023 03:03:35	Loanatom	0.2m	Populated place	01:12	00:36	-19.5 / 169.25
20-May-2023 03:03:35	Lenakel	0.2m	Populated place	01:12	00:36	-19.53 / 169.27
20-May-2023 03:03:35	Isangel	0.2m	Populated place (population 1427)	01:12	00:36	-19.54 / 169.28
20-May-2023 03:03:35	Loonelapeun	0.2m	Populated place	01:12	00:36	-19.51 / 169.29
20-May-2023 03:43:17	Mele	0.1m	Populated place	01:52	00:57	-17.69 / 168.28
20-May-2023 03:02:65	Potnarvin	0.1m	Populated place	01:11	00:59	-18.76 / 169.21
20-May-2023 04:00:56	Nul	0.1m	Populated place	02:09	01:14	-16.76 / 168.35
20-May-2023 04:00:56	Filakara	0.1m	Populated place	02:09	01:14	-16.81 / 168.41
20-May-2023 02:30:41	Anelghowhat	0.1m	Populated place	00:39	00:29	-20.23 / 169.79
20-May-2023 02:47:61	Lownepina	0.1m	Populated place	00:56	00:45	-19.34 / 169.34
20-May-2023 04:43:67	Eratap	0.1m	Populated place	02:52	00:57	-17.78 / 168.37
20-May-2023 03:58:25	Vaoleli	0.1m	Populated place	02:07	01:27	-16.5 / 168.22
20-May-2023 03:58:25	Tafouale	0.1m	Populated place	02:07	01:27	-16.48 / 168.22
20-May-2023 03:58:25	Ignal	0.1m	Populated place	02:07	01:27	-16.51 / 168.24
20-May-2023 02:27:64	Umetch	0.1m	Populated place	00:36	00:26	-20.24 / 169.86
20-May-2023 04:19:45	Port-Vila	0.1m	Capital (population 35675)	02:28	00:57	-17.74 / 168.32
20-May-2023 04:19:45	Vanuatu	0.1m	(population 0)	02:28	00:57	-17.76 / 168.31
20-May-2023 03:13:86	Epuen	0.1m	Populated place	01:22	01:08	-17.75 / 168.56
20-May-2023 02:42:95	White Sands	0.1m	Populated place	00:51	00:41	-19.51 / 169.45
20-May-2023 03:09:31	Waisisi	0.1m	Populated place	01:18	00:45	-19.48 / 169.4
20-May-2023 03:28:07	Lambukuti	0.1m	Populated place	01:37	01:17	-16.91 / 168.53
20-May-2023 03:28:07	Moeriou	0.1m	Populated place	01:37	01:17	-16.93 / 168.55
20-May-2023 03:28:07	Mangarisu	0.1m	Populated place	01:37	01:17	-16.92 / 168.57
20-May-2023 03:55:07	Leiwoma	0.1m	Populated place	02:04	01:18	-17.01 / 168.62
20-May-2023 02:36:88	Mohoun'gha	0.1m	Populated place	00:45	00:34	-19.52 / 170.2
20-May-2023 02:36:88	Ipao	0.1m	Populated place	00:45	00:34	-19.51 / 170.23
20-May-2023 02:56:37	Ombous	0.1m	Populated place	01:05	00:38	-19.55 / 169.47
20-May-2023 02:56:37	Ireupuow	0.1m	Populated place	01:05	00:38	-19.53 / 169.5
20-May-2023 02:41:52	Isavai	0.1m	Populated place	00:50	00:40	-19.25 / 169.6
20-May-2023 03:41:12	Natapao	0.1m	Populated place	01:50	00:57	-17.61 / 168.22
20-May-2023 04:18:36	Erakor	0.1m	Populated place	02:27	00:57	-17.77 / 168.27
20-May-2023 04:18:36	Nanguile	0.1m	Populated place	02:27	00:57	-17.78 / 168.32
20-May-2023 03:42:84	Matao Tiupeniu	0.1m	Populated place	01:51	00:57	-17.74 / 168.19
20-May-2023 03:48:55	Forari	0.1m	Populated place	01:57	01:14	-17.69 / 168.54
20-May-2023 03:14:35	Ebao	0.1m	Populated place	01:23	01:16	-17.62 / 168.49
20-May-2023 03:46:07	Leman	0.1m	Populated place	01:55	01:25	-16.71 / 168.25
20-May-2023 03:46:07	Mate	0.1m	Populated place	01:55	01:25	-16.69 / 168.29
20-May-2023 04:03:91	Halos	0.1m	Populated place	02:12	01:26	-16.53 / 168.35
20-May-2023 04:54:52	Pawe	0.1m	Populated place	03:03	01:32	-16.35 / 168.22
20-May-2023 02:26:25	Isino	0.1m	Populated place	00:35	00:27	-20.19 / 169.75
20-May-2023 02:58:45	Yerou	0.1m	Populated place	01:07	00:35	-19.58 / 169.34
20-May-2023 03:05:94	Loounemeloupang	0.1m	Populated place	01:14	00:42	-19.36 / 169.26
20-May-2023 03:53:77	Emua	0.1m	Populated place	02:02	01:07	-17.55 / 168.38
20-May-2023 03:53:77	Laonomoa	0.1m	Populated place	02:02	01:07	-17.5 / 168.41
20-May-2023 04:29:25	Onesoua	0.1m	Populated place	02:38	01:20	-17.56 / 168.46
20-May-2023 02:49:94	Ifo	0.1m	Populated place	00:58	00:46	-18.92 / 169.33
20-May-2023 03:25:93	Happy Land	0.1m	Populated place	01:34	00:47	-18.92 / 169.09
20-May-2023 03:26:66	Umpon Mompu	0.1m	Populated place	01:35	00:47	-18.94 / 169.17
20-May-2023 03:26:29	Yawisaghuwi	0.1m	Populated place	01:35	00:47	-18.97 / 169.23
20-May-2023 03:55:07	Nekapa	0.1m	Populated place	02:04	01:07	-17.48 / 168.37
20-May-2023 04:09:56	Peskarus	0.1m	Populated place	02:18	01:14	-16.53 / 167.82
20-May-2023 03:20:86	Marow	0.1m	Populated place	01:29	01:20	-17.48 / 168.48
20-May-2023 03:48:14	Kouroumanpe	0.1m	Populated place	01:57	01:21	-16.87 / 168.56
20-May-2023 03:45:73	Lulep Nesa	0.1m	Populated place	01:54	01:25	-16.47 / 168.25
20-May-2023 03:43:85	Epantgouei	0.1m	Populated place	01:52	00:57	-17.78 / 168.26
20-May-2023 03:44:03	Boloa	0.1m	Populated place	01:53	01:09	-17.07 / 168.38
20-May-2023 03:44:03	Makatea	0.1m	Populated place	01:53	01:09	-17.06 / 168.42
20-May-2023 03:17:45	Malakof	0.1m	Populated place	01:26	01:22	-17.13 / 168.43
20-May-2023 03:25:93	Nikaura	0.1m	Populated place	01:34	01:25	-16.65 / 168.22
20-May-2023 03:25:93	Tavio	0.1m	Populated place	01:34	01:25	-16.67 / 168.23
Norfolk Island
20-May-2023 04:16:26	Kingston	0.1m	Capital (population 871)	02:25	01:19	-29.05 / 167.97
Fiji
20-May-2023 03:22:52	Cuvu	0.1m	Town	01:31	01:22	-18.12 / 177.43
20-May-2023 03:23:05	Mbatiri	0.1m	Populated place	01:32	01:22	-18.08 / 177.33
20-May-2023 03:23:05	Sigatoka	0.1m	City (population 12171)	01:32	01:23	-18.14 / 177.51
20-May-2023 03:23:05	Laselase	0.1m	Populated place	01:32	01:23	-18.14 / 177.53
20-May-2023 03:38:57	Tavua	0.1m	Populated place	01:47	01:36	-17.62 / 177.1
20-May-2023 03:26:29	Korolevu	0.1m	Populated place	01:35	01:25	-18.21 / 177.74

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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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