Tokyo Metropolitan - Flood Control Integrated Information System

This website provides rainfall amount and river water level information observed in Tokyo, as well as the warnings, alarms and special alarms in real time.

Information

This website provides rainfall amount and river water level information observed in Tokyo, as well as the warnings, alarms and special alarms in real time.

Flood forecast

There is currently no announcement.

Level well-known

There is currently no announcement.

Sediment disaster information

There is currently no announcement.

Data classification	Rainfall Rainfall ｜ Water level Water level ｜ Floodgate tide level (mountain side) / (ocean side) ｜ River image River image ｜ All All
Select area
Municipality	Chiyoda \| Chuo \| Minato \| Shinagawa \| Ota \| Meguro \| Setagaya \| Shibuya \| Shinjuku \| Nakano \| Suginami \| Toshima \| Itabashi \| Nerima \| Bunkyo \| Kita
Municipality	Taito \| Arakawa \| Adachi \| Sumida \| Koto \| Katsushika \| Edogawa
Municipality	Musashino \| Mitaka \| Fuchu \| Chofu \| Koganei \| Komae \| Nishi-tokyo \| Tachikawa \| Akishima \| Kodaira \| Higashimurayama \| Kunitachi \| Kokubunji \| Musashimurayama \| Higashi-yamato \| Kiyose \| Higashikurume
Municipality	Fussa \| Hamura \| Mizuho \| Ome \| Akiruno \| Hinode \| Hinohara \| Okutama
Municipality	Machida \| Tama \| Inagi \| Hachioji \| Hino
Municipality	Oshima
Municipality	Toshima \| Niijima \| Kozushima
Municipality	Hachijo \| Aogashima
Municipality	Miyake \| Mikurajima
Municipality	Ogasawara
Overlay information	Radar information

Gorverment・Prefecture
river video
website

Rainfall observatory symbol (10 mins)
	More than 20 mm
	10 - 19 mm
	5 - 9 mm
	1 - 4 mm
	0 mm
	Stopped/missed

Water level observatory symbol
Normal river		Flood forecast river
	Danger		Flood inundation water level
	Alert		Flood danger water level
	Caution		Flood warning water level
			Stand-by water level for Flood Defense
	Normal		Normal
	Stopped/missed		Stopped/missed

Floodgate tide level (mountain side) / (ocean side) observation symbols
	Warning water level exceeded
	Warning water level not met
	Normal
	Invalid

River image symbol
	River camera installation location

※ “Flood forecast river, etc.” includes the flood forecast river, water level well-known river and flood control alarm river.

Flood inundation water level is applied to the reference points of flood forecast river and water level well-known river.

Flood danger water level is applied to the reference points of flood forecast river and water level well-known river.

Flood warning water level is applied to the reference points of flood control alarm river.

Stand-by water level for Flood Defense is applied to the reference points of flood control alarm river.

※ Acknowledge all the important points in the 『Information supply』 section before using the information.

Weather information
Area	Announcement contents
Area	Heavy Rain	Flood	Storm Surge	Thunder Storm	Storm	Gale	Heavy Snow	High Wave	Others
23 Western wards	None	None	None	None	None	None	None	None	None
Chiyoda	None	None	None	None	None	None	None	None	None
Chuo	None	None	None	None	None	None	None	None	None
Minato	None	None	None	None	None	None	None	None	None
Shinagawa	None	None	None	None	None	None	None	None	None
Ota	None	None	None	None	None	None	None	None	None
Meguro	None	None	None	None	None	None	None	None	None
Setagaya	None	None	None	None	None	None	None	None	None
Shibuya	None	None	None	None	None	None	None	None	None
Shinjuku	None	None	None	None	None	None	None	None	None
Nakano	None	None	None	None	None	None	None	None	None
Suginami	None	None	None	None	None	None	None	None	None
Toshima	None	None	None	None	None	None	None	None	None
Itabashi	None	None	None	None	None	None	None	None	None
Nerima	None	None	None	None	None	None	None	None	None
Bunkyo	None	None	None	None	None	None	None	None	None
Kita	None	None	None	None	None	None	None	None	None
23 Eastern wards	None	None	None	None	None	None	None	None	None
Taito	None	None	None	None	None	None	None	None	None
Arakawa	None	None	None	None	None	None	None	None	None
Adachi	None	None	None	None	None	None	None	None	None
Sumida	None	None	None	None	None	None	None	None	None
Koto	None	None	None	None	None	None	None	None	None
Katsushika	None	None	None	None	None	None	None	None	None
Edogawa	None	None	None	None	None	None	None	None	None
Tamahokubu	None	None	None	None	None	None	None	None	None
Musashino	None	None	None	None	None	None	None	None	None
Mitaka	None	None	None	None	None	None	None	None	None
Fuchu	None	None	None	None	None	None	None	None	None
Chofu	None	None	None	None	None	None	None	None	None
Koganei	None	None	None	None	None	None	None	None	None
Komae	None	None	None	None	None	None	None	None	None
Nishi-tokyo	None	None	None	None	None	None	None	None	None
Tachikawa	None	None	None	None	None	None	None	None	None
Akishima	None	None	None	None	None	None	None	None	None
Kodaira	None	None	None	None	None	None	None	None	None
Higashimurayama	None	None	None	None	None	None	None	None	None
Kunitachi	None	None	None	None	None	None	None	None	None
Kokubunji	None	None	None	None	None	None	None	None	None
Musashimurayama	None	None	None	None	None	None	None	None	None
Higashi-yamato	None	None	None	None	None	None	None	None	None
Kiyose	None	None	None	None	None	None	None	None	None
Higashikurume	None	None	None	None	None	None	None	None	None
Tamaseibu	None	None	None	None	None	None	None	None	None
Fussa	None	None	None	None	None	None	None	None	None
Hamura	None	None	None	None	None	None	None	None	None
Mizuho	None	None	None	None	None	None	None	None	None
Ome	None	None	None	None	None	None	None	None	None
Akiruno	None	None	None	None	None	None	None	None	None
Hinode	None	None	None	None	None	None	None	None	None
Hinohara	None	None	None	None	None	None	None	None	None
Okutama	None	None	None	None	None	None	None	None	None
Tamananbu	None	None	None	None	None	None	None	None	None
Machida	None	None	None	None	None	None	None	None	None
Tama	None	None	None	None	None	None	None	None	None
Inagi	None	None	None	None	None	None	None	None	None
Hachioji	None	None	None	None	None	None	None	None	None
Hino	None	None	None	None	None	None	None	None	None
Oshima island	None	None	None	Warning	None	None	None	Warning	None
Oshima	None	None	None	Warning	None	None	None	Warning	None
Niijima island	None	None	None	Warning	None	None	None	Warning	None
Toshima	None	None	None	Warning	None	None	None	Warning	None
Niijima	None	None	None	Warning	None	None	None	Warning	None
Kozushima	None	None	None	Warning	None	None	None	Warning	None
Hachijo island	None	None	None	Warning	None	None	None	None	None
Hachijo	None	None	None	Warning	None	None	None	None	None
Aogashima	None	None	None	Warning	None	None	None	None	None
Miyake island	None	None	None	Warning	None	None	None	None	None
Miyake	None	None	None	Warning	None	None	None	None	None
Mikurajima	None	None	None	Warning	None	None	None	None	None
Ogasawara Islands	None	None	None	None	None	None	None	None	None
Ogasawara	None	None	None	None	None	None	None	None	None

Notification

This website provides rainfall amount and river water level information observed in Tokyo, as well as the warnings, alarms and special alarms in real time.

As of 2022/09/29 05:03
日本語	English	中文	한국어