Disaster danger zone (Article 39, Paragraph 1 of the Building Standards Act) ※Currently, there is no area designated as a disaster danger zone in Yokohama City.

There is no "disaster danger zone" based on the Building Standards Law in Yokohama City, but "earth and sand disaster special caution area" and "earth and sand disaster caution area" based on the Act on Promotion of Sediment Disaster Prevention Measures in Sediment Disaster Warning Areas, etc. Please note that there is a "steep slope collapse danger zone" based on the Act on Prevention of Disasters due to Collapse of Slopes. .

Last Updated May 13, 2021

What's New

On May 14, 2021, Kanagawa Prefecture designated special alert areas for sediment-related disasters in some areas of Tsurumi Ward, Kanagawa Ward, Asahi Ward, Midori Ward, Aoba Ward, Tsuzuki Ward , Totsuka Ward and neighboring wards. With this designation, Motoichi isThe whole area of Yokohama-shi except area from disaster danger zone (PDF: 87KB)It was announced.
On March 23, 2021, Kanagawa Prefecture designated special alert areas for sediment-related disasters in some areas of Nishi Ward, Izumi Ward and neighboring wards. With this designation, the city will visit Nishi Ward and Izumi Ward.Areas excluding disaster danger areas (PDF: 102KB)Added and announced it.
On March 16, 2021, Kanagawa Prefecture designated special alert areas for sediment-related disasters in some areas of Naka Ward, Kohoku Ward, Seya Ward and neighboring wards. With this designation, the city will designate Naka Ward, Kohoku Ward and Seya Ward.Added to areas other than disaster danger areas (PDF: 112KB)I did it.
On February 5, 2021, Kanagawa Prefecture designated a special alert area for landslide disasters in some areas of Konan Ward and neighboring wards. With this designation, the city of Konan WardAdded to areas other than disaster danger areas (PDF: 96KB)I did it.

About disaster danger zone

In Yokohama-shi, we designated disaster danger zone by rule of Building Standard Act Article 39 Clause 1, but, on May 11, 2021, Kanagawa Prefecture designated earth and sand disaster special caution area in all areas of the city With having done designation, the mayor made the whole city excluded from disaster danger zone by notice.
What is the status of designation of special alert areas for earth and sand disasters?Statutory books of earth and sand disaster caution area, earth and sand disaster special caution area (outside site)Please check it out.

Areas excluded from disaster risk areas

On May 14, 2021, Kanagawa Prefecture designated special alert areas for sediment-related disasters in some areas of Tsurumi Ward, Kanagawa Ward, Asahi Ward, Midori Ward, Aoba Ward, Tsuzuki Ward , Totsuka Ward and neighboring wards. With this designation, Motoichi isThe whole area of Yokohama-shi except area from disaster danger zone (PDF: 87KB)It was announced.
On March 23, 2021, Kanagawa Prefecture designated special alert areas for sediment-related disasters in some areas of Nishi Ward, Izumi Ward and neighboring wards. With this designation, the city will visit Nishi Ward and Izumi Ward.Areas excluding disaster danger areas (PDF: 102KB)Added and announced it.
On March 16, 2021, Kanagawa Prefecture designated special alert areas for sediment-related disasters in some areas of Naka Ward, Kohoku Ward, Seya Ward and neighboring wards. With this designation, the city will have Naka Ward, Kohoku Ward and Seya Ward.Areas excluding disaster danger areas (PDF: 112KB)Added and announced it.
On February 5, 2021, Kanagawa Prefecture designated a special alert area for landslide disasters in some areas of Konan Ward and neighboring wards. With this designation, the city of Konan WardAdded to areas other than disaster danger areas (PDF: 96KB)I did it.
On December 20, 2019, Kanagawa Prefecture designated special alert areas for sediment-related disasters in some areas of Kanazawa Ward, Sakae Ward and neighboring wards. In accordance with this designation, the city will designate Kanazawa Ward and Sakae Ward.Added to areas other than disaster danger areas (PDF: 100KB)I did it.
On October 4, 2019, Kanagawa Prefecture designated a special alert area for landslide disasters in some areas of Hodogaya Ward and neighboring wards. With this designation, the city will use some areas of Hodogaya Ward and neighboring wards.Added to areas other than disaster danger areas (PDF: 99KB)I did it.
On September 11, 2018, Kanagawa Prefecture designated special alert areas for sediment-related disasters in some areas of Minami Ward, Isogo Ward and neighboring wards. In accordance with this designation, the city will have some areas of Minami Ward, Isogo Ward and neighboring wards.Areas excluded from disaster danger areas (PDF: 93KB)It was announced.

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