Disaster prevention maps, hazard maps, etc.

You can check disaster prevention bases in the ward, evacuation area, and evacuation sites during storm and flood damage.

You can find a disaster water station near your home in the event of an earthquake disaster here.

In the hazard map, you can check areas where landslides, floods and inland water may cause flooding.

Map surface (PDF: 4,240KB)
Overview (PDF: 2,928KB)
On February 5, 2021, Kanagawa Prefecture designated Konan Ward's Special Warning Area for Sediment Disasters and Sediment Disaster Warning Areas for Collapse of Steep Slopes.
For legal drawings such as notification books, please check the notification book of "Area where there is a risk of earth and sand disaster" on the following Kanagawa homepage, or contact the Yokohama Kawasaki Flood Control Office in Kanagawa Prefecture.
Kanagawa earth and sand disaster information portal (outside site) Links to Kanagawa homepage.

The areas of the above hazard maps are:

• Yokohama-shi administrative map reporting system "Wai Wai disaster prevention map" (outside site)
• Yokohama City Disaster Prevention App "Yokohama City Evacuation Navigation"

But you can check it.
If it is difficult to see at the scale of the hazard map, please use this too.
The "Wai Wai Disaster Prevention Map" allows you to search from Address, and the Yokohama City Evacuation Navi allows you to check the map from your current location.

Based on the lessons learned from Typhoon No. 18 in October 2014, Yokohama City decided to extract cliffs that could cause significant damage to houses in the event of a landslide, and to issue a "evacuation warning" ("Immediate evacuation warning") to the surrounding areas.
For details, please refer to the following page of City of Yokohama, General Affairs Bureau Crisis Management Division (listed at the bottom of the linked page).

There are five immediate evacuation warning areas in Konan Ward. (As of May 2021)
※Target households are notified every year that they are the target area.

• Part of Sasashita 1-chome (outside site) (outside site)
• Part of Hino Minami 2-chome (outside site) (outside site)
• Part of Hino 8-chome (outside site) (outside site)
• Part of Nobacho (outside site) (outside site)
• Part of Kaminagaya 2-chome (outside site) (outside site)