Map of disaster prevention (hazard map, etc.)

The information on the map posted on this page can also be confirmed on the Wai Wai Disaster Prevention Map (outside site). (You can check the information of the entire city of Yokohama.)

You can check disaster prevention information such as evacuation shelters (evacuation shelter), evacuation area, water stations, etc. in the event of an earthquake.
Oh　Izumi Ward Life and Disaster Prevention Map (PDF: 9,107KB)

Inundation hazard map is a compilation of two hazard maps, flood and inland water.
In this map, in addition to explanations for correctly understanding the meaning of evacuation information, "reference materials for evacuation decisions", "stockpiling from normal times", "precautions when evacuating", etc. are described in detail. doing. Use the inundation hazard map to prepare for disasters so that you can take appropriate actions in case of emergency.

Oh　Flood hazard map (map surface) (PDF: 8,720KB)
Oh　Flood hazard map (information side) (PDF: 5,094KB)

　　　Flood hazard map: A map that shows the inundation area due to river flooding and its inundation depth.
　　　Inland water hazard map: A map that shows the inundation area and water depth when water overflows from sewers and waterways.

※Please confirm map of other wards on page of Crisis Management Office Regional Disaster Prevention Section.

You can check areas where damage may occur if a landslide occurs.
※There is no assumption that debris flow will occur in Izumi Ward.

Oh　Earth and sand disaster hazard map (map surface) (PDF: 3,580KB)
Oh　Earth and sand disaster hazard map (summary surface) (PDF: 2,806KB)

※Please confirm map of other wards on page of Housing and Architecture Bureau Building Disaster Prevention Section.

You can check the risk of earth and sand disaster from "Kanagawa earth and sand disaster portal".
Oh　Kanagawa earth and sand disaster portal (outside site)

Based on the results of the underground structure survey, this map shows the prediction of seismic intensity in Izumi Ward due to an assumed earthquake that is expected to affect the city.

Oh　seismic intensity map
　　　Genroku era Kanto Earthquake (earthquake that is considered to have the greatest human and material damage) (PDF: 3,591KB)
　　　Northern Tokyo Bay Earthquake (so-called earthquake directly below the capital) (PDF: 3,585KB)
　　　Nankai Trough Giant Earthquake (PDF: 3,586KB)

　※Please check the map of the whole city version from the "Earthquake Map" page.

In the "Yokohama City Earthquake Damage Estimation Survey" published in October 2012, we illustrated the liquefaction risk distribution of 3 earthquakes targeted for damage assumptions.

Oh　Liquefaction map
　　　Genroku era Kanto Earthquake (earthquake that is said to have the greatest human and material damage) (PDF: 3,478KB)
　　　Northern Tokyo Bay Earthquake (so-called earthquake directly below the capital) (PDF: 3,473KB)
　　　Nankai Trough Giant Earthquake (PDF: 3,466KB)

　※Please confirm map of the whole city version from page of "liquefaction map".

In Yokohama City, for emergency water supply to evacuation shelter, etc., distribution reservoirs, underground water tanks for disasters (used immediately after the disaster), emergency hydrants (used according to the water outage situation from about the fourth day after the disaster), etc. We maintain as a water station.
In the event of a disaster, we will respond together with stockpiling at each household.

For details, please see the Water Supply Station (Water Works Bureau page).