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

Detailed information

Locations affected by Wave (33 locations).
Date of maximum Wave	Name	Wave height (m)	City size	Delay of maximum tsunami (hours)	Delay of tsunami arrival (hours)	Location (lat/long)

Iwate-Chubu-Oki (Central Iwate) GPS buoy
26-Mar-2026 14:39:62		0.1m	(population 0)	00:21	00:18	39.63 / 142.19
Japan
26-Mar-2026 14:41:39	Ishihama	0.2m	Populated place	00:23	00:19	39.54 / 142.02
26-Mar-2026 14:43:32	Sukuiso	0.2m	Populated place	00:25	00:21	39.46 / 142.04
26-Mar-2026 14:43:32	Oura	0.2m	Populated place	00:25	00:21	39.46 / 142.04
26-Mar-2026 14:42:51	Heida	0.2m	Populated place	00:24	00:20	39.24 / 141.89
26-Mar-2026 14:42:51	Shirahama	0.2m	Populated place	00:24	00:20	39.23 / 141.93
26-Mar-2026 14:45:57	Sakiyama	0.2m	Populated place	00:27	00:23	39.67 / 141.96
26-Mar-2026 14:45:57	Taro	0.2m	Populated place	00:27	00:23	39.73 / 141.97
26-Mar-2026 14:45:57	Sakikuwagasaki	0.2m	Populated place	00:27	00:23	39.68 / 141.97
26-Mar-2026 14:45:57	Settai	0.2m	Populated place	00:27	00:23	39.8 / 141.96
26-Mar-2026 14:46:03	Omoto	0.2m	Town	00:28	00:24	39.84 / 141.97
26-Mar-2026 14:52:83	Shimanokoshi	0.2m	Populated place	00:34	00:27	39.91 / 141.94
26-Mar-2026 14:52:83	Shimanokoe	0.2m	Populated place	00:34	00:27	39.93 / 141.94
26-Mar-2026 14:44:66	Aonotaki	0.2m	Populated place	00:26	00:23	39.77 / 141.99
26-Mar-2026 14:48:32	Kiriushi	0.2m	Populated place	00:30	00:26	39.9 / 141.94
26-Mar-2026 14:41:39	Sasasawa	0.2m	Populated place	00:23	00:19	39.63 / 142.01
26-Mar-2026 14:48:32	Fudai	0.2m	Populated place	00:30	00:26	39.99 / 141.93
26-Mar-2026 14:41:26	Miyako	0.2m	City (population 50919)	00:23	00:20	39.64 / 141.96
26-Mar-2026 14:41:39	Anto	0.2m	Populated place	00:23	00:19	39.36 / 141.95
26-Mar-2026 14:42:74	Kirikiri	0.1m	Populated place	00:24	00:20	39.37 / 141.94
26-Mar-2026 14:43:32	Kami-Heida	0.1m	Populated place	00:25	00:21	39.25 / 141.88
26-Mar-2026 14:43:32	Funakoshi	0.1m	Populated place	00:25	00:21	39.43 / 141.98
26-Mar-2026 14:43:32	Koyatori	0.1m	Populated place	00:25	00:21	39.43 / 142.02
26-Mar-2026 14:45:27	Unozumai	0.1m	Populated place	00:27	00:23	39.33 / 141.89
26-Mar-2026 14:45:27	Kamaishi	0.1m	City (population 42288)	00:27	00:23	39.27 / 141.89
26-Mar-2026 14:45:27	Ryoishi	0.1m	Populated place	00:27	00:23	39.32 / 141.89
26-Mar-2026 14:45:27	Hakozaki	0.1m	Populated place	00:27	00:23	39.32 / 141.91
26-Mar-2026 14:43:32	Oishi	0.1m	Populated place	00:25	00:21	39.18 / 141.89
26-Mar-2026 14:48:52	Hamaiwaizumi	0.1m	Populated place	00:30	00:27	39.88 / 141.92
26-Mar-2026 14:53:25	Omoe	0.1m	Populated place	00:35	00:25	39.6 / 141.99
Iwate-Nanbu-Oki (South Iwate) GPS buoy
26-Mar-2026 14:42:51		0.2m	(population 0)	00:24	00:20	39.26 / 142.1
TM2
26-Mar-2026 14:43:32	bottom pressure cable	0.1m	(population 0)	00:25	00:21	39.24 / 142.43
Miyako
26-Mar-2026 14:43:19		0.2m	(population 0)	00:25	00:22	39.65 / 141.98

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