Disaster and evacuation preparedness

Hazard maps for the four Kazusa cities

Check flood, storm surge, tsunami, landslide and earthquake risks and evacuation sites using official city information.

OFFICIAL MAIL

City notices

All notices →
SodegauraWeather

【台風25号関連】支援情報およびイベント等の中止について(9月24日時点17時00分時点)

台風25号に伴う被災者への支援制度や、イベント・事業の中止・変更情報についてお知らせします。 ■本日新たに追加された主な支援・手続き ・入浴施設等を無料開放します ・「農業用罹災証明書」の発行 ・保育の利用者負担額減免等 ・保育園等の...

KAZUSA FOUR-CITY MAP

Combined hazard map

Compare flood, storm surge, tsunami and landslide zones across Kisarazu, Sodegaura, Kimitsu and Futtsu.

The map loads when it approaches the screen

Location is used only for distance calculations on your device.

Flood depth: Below 0.5m0.5〜3m3m or more

Layers from the Geospatial Information Authority of Japan's hazard map portal

Check area boundaries, assumptions and the disaster types covered by each shelter on the official city maps or GSI Hazard Maps. River locations are based on Chiba Prefecture's installation list.

CURRENT RIVER CONDITIONS

River levels and live cameras

Official links for 12 river cameras and 16 gauges. Do not approach rivers during severe weather.

View all 28 points

River and station names use their official Japanese names.

Links open official observation pages. Cameras show still images every 5 minutes. Crisis-management gauges update every 10 minutes during high water and once a day under normal conditions.

Chiba Prefecture river levels & cameras ↗

BY CITY

Official city hazard maps

Open each city's official online map or hazard-map directory. Linked official pages may be in Japanese.

01

Kisarazu hazard maps

Find shelters and information on floods, landslides, storm surges, tsunamis and earthquakes on the online map.

  • Zoom in on Kisarazu Station, Kaneda, Kiyomidai or your destination
  • Switch and overlay disaster types
02

Sodegaura hazard maps

Check floods, landslides, storm surges, tsunamis, earthquakes, liquefaction, reservoir hazards and shelters.

  • Choose the online map or printable PDFs
  • Also check the latest surface-water flooding information
03

Kimitsu hazard maps

Find maps for floods, earthquakes, tsunamis, storm surges, Mishima Dam and landslides, alongside shelter information.

  • Select an official map by disaster type
  • Includes links to Kimitsu's online disaster map and app
04

Futtsu hazard maps

Check river flooding, storm surges, landslides, tsunamis, earthquakes, reservoirs and Tozura Dam on the online map.

  • Choose a disaster type to display on the map
  • Locate designated emergency evacuation sites and shelters

WHEN DANGER IS APPROACHING

Current hazards and evacuation information

Use real-time official information for hazards and evacuation notices in progress.

Before visiting the coast

Safety information for fishing and the coast

FAQ

How to read a hazard map

How do flood, inland flooding, storm surge and tsunami differ?

Flooding comes from rivers, inland flooding from rain that cannot drain, storm surge from rising sea levels, and tsunami mainly from earthquakes.

Is it safe outside a mapped hazard zone?

Not necessarily. Check your surroundings and the latest evacuation information.

What should I check first?

Check risks at home, work and school, plus evacuation sites, routes and alternatives.

Is a river safe when the current level is low?

Levels can rise quickly due to upstream rain. Check risk maps, cameras, gauges and evacuation notices together.