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Event ID: 20251109170343

Off the coast of Sanriku
Time of Quake	Magnitude	Depth
17:03:00 JST 09 Nov 2025	6.7	10

	Iwate Northern Inland Miyagi-North
	Iwate Northern Coast Yamagata-Murayama Yamagata-Shonai Akita Southern Inland Akita Southern Coast Akita Northern Coast Aoimori Shimokita Aoimori Tsugaru-North Miyagi-Central Miyagi-South Iwate Southern Inland Iwate Southern Coast Aoimori Sanpachikamikita
	Tochigi-South Nemuro-Central Tokyo 23 Wards Yamanashi East-Fuji 5 Lakes Niigata-Kaetsu Niigata-Chuetsu Fukushima-Nakadori Fukushima-Hamadori Fukushima-Aizu Ibaraki-North Ibaraki-South Tokyo Tama-East Saitama-North Saitama-South Chiba-Northwestern Chiba-South Kushiro-South Central Aoimori Tsugaru-South Akita Northern Inland Yamagata-Mogami Yamagata-Okitami Ishikari-North Ishikari-South Oshima-East Oshima-West Hiyama Region Sorachi-South Iburi-East Central Hidaka-Central Tokachi-Central Tokachi-South Nemuro-North
	Niigata-Sado Yamanashi Central West Gunma-South Kanagawa-East Kanagawa-West Nagano-Central Shizuoka-Izu Shizuoka-East Chiba-Northeastern Tochigi-North Nemuro-South Kushiro-North Tokachi-North Hidaka-East Hidaka-West Iburi-West Kitami Abashiri Sorachi-Central Shiribeshi-East Ishikari-Central

Tsunami Advisory History

Severity	Coastal Area	Local Area	Estimated Arrival Time	Wave Height
17:12:00 JST 09 Nov 2025 - Original tsunami report
Tsunami Advisory	Iwate			1 m
Slight sea level change	Eastern part of the Pacific Coast of Hokkaido			0.2 m
Slight sea level change	Pacific coast of central Hokkaido			0.2 m
Slight sea level change	Western part of the Pacific Coast of Hokkaido			0.2 m
Slight sea level change	Aomori-Pacific coast			0.2 m
Slight sea level change	Miyagi			0.2 m
Slight sea level change	Fukushima			0.2 m
Slight sea level change	Ibaraki			0.2 m
17:13:00 JST 09 Nov 2025 - Updated or additional information
Tsunami Advisory	Iwate			1 m
Slight sea level change	Eastern part of the Pacific Coast of Hokkaido			0.2 m
Slight sea level change	Pacific coast of central Hokkaido			0.2 m
Slight sea level change	Western part of the Pacific Coast of Hokkaido			0.2 m
Slight sea level change	Aomori-Pacific coast			0.2 m
Slight sea level change	Miyagi			0.2 m
Slight sea level change	Fukushima			0.2 m
Slight sea level change	Ibaraki			0.2 m
17:45:00 JST 09 Nov 2025 - Updated or additional information
Tsunami Advisory	Iwate			1 m
Slight sea level change	Eastern part of the Pacific Coast of Hokkaido			0.2 m
Slight sea level change	Pacific coast of central Hokkaido			0.2 m
Slight sea level change	Western part of the Pacific Coast of Hokkaido			0.2 m
Slight sea level change	Aomori-Pacific coast			0.2 m
Slight sea level change	Miyagi			0.2 m
Slight sea level change	Fukushima			0.2 m
Slight sea level change	Ibaraki			0.2 m
17:47:00 JST 09 Nov 2025 - Updated or additional information
Tsunami Advisory	Iwate			1 m
Slight sea level change	Eastern part of the Pacific Coast of Hokkaido			0.2 m
Slight sea level change	Pacific coast of central Hokkaido			0.2 m
Slight sea level change	Western part of the Pacific Coast of Hokkaido			0.2 m
Slight sea level change	Aomori-Pacific coast			0.2 m
Slight sea level change	Miyagi			0.2 m
Slight sea level change	Fukushima			0.2 m
Slight sea level change	Ibaraki			0.2 m
18:18:00 JST 09 Nov 2025 - Updated or additional information
Tsunami Advisory	Iwate			1 m
Slight sea level change	Eastern part of the Pacific Coast of Hokkaido			0.2 m
Slight sea level change	Pacific coast of central Hokkaido			0.2 m
Slight sea level change	Western part of the Pacific Coast of Hokkaido			0.2 m
Slight sea level change	Aomori-Pacific coast			0.2 m
Slight sea level change	Miyagi			0.2 m
Slight sea level change	Fukushima			0.2 m
Slight sea level change	Ibaraki			0.2 m
18:28:00 JST 09 Nov 2025 - Updated or additional information
Tsunami Advisory	Iwate			1 m
Slight sea level change	Eastern part of the Pacific Coast of Hokkaido			0.2 m
Slight sea level change	Pacific coast of central Hokkaido			0.2 m
Slight sea level change	Western part of the Pacific Coast of Hokkaido			0.2 m
Slight sea level change	Aomori-Pacific coast			0.2 m
Slight sea level change	Miyagi			0.2 m
Slight sea level change	Fukushima			0.2 m
Slight sea level change	Ibaraki			0.2 m
18:31:00 JST 09 Nov 2025 - Updated or additional information
Tsunami Advisory	Iwate			1 m
Slight sea level change	Eastern part of the Pacific Coast of Hokkaido			0.2 m
Slight sea level change	Pacific coast of central Hokkaido			0.2 m
Slight sea level change	Western part of the Pacific Coast of Hokkaido			0.2 m
Slight sea level change	Aomori-Pacific coast			0.2 m
Slight sea level change	Miyagi			0.2 m
Slight sea level change	Fukushima			0.2 m
Slight sea level change	Ibaraki			0.2 m
18:35:00 JST 09 Nov 2025 - Updated or additional information
Tsunami Advisory	Iwate			1 m
Slight sea level change	Eastern part of the Pacific Coast of Hokkaido			0.2 m
Slight sea level change	Pacific coast of central Hokkaido			0.2 m
Slight sea level change	Western part of the Pacific Coast of Hokkaido			0.2 m
Slight sea level change	Aomori-Pacific coast			0.2 m
Slight sea level change	Miyagi			0.2 m
Slight sea level change	Fukushima			0.2 m
Slight sea level change	Ibaraki			0.2 m
20:15:00 JST 09 Nov 2025 - Tsunami advisory cancelled
20:17:00 JST 09 Nov 2025 - Updated or additional information
Slight sea level change	Aomori-Pacific coast			0.2 m
Slight sea level change	Iwate			0.2 m
Slight sea level change	Miyagi			0.2 m