On April 14, 2016, a foreshock earthquake occurred at magnitude 6.2 at 21:26 JST beneath Kumamoto City of Kumamoto Prefecture in Kyushu Region, Japan at a depth of about 11 kilometers.
2 days later, at 01:25 JST, a mainshock occurred at the same place at magnitude 7.0, at a depth of about 10 kilometers.
The two earthquakes killed at least 48 people and injured about 3,000 others in total. Severe damage occurred in Kumamoto and Oita Prefectures, with numerous structures collapsing and catching fire. More than 44,000 people have been evacuated from their homes due to the disaster.
After this disaster in Japan, SuperMap R&D team took a quick response under the request of the system side, fulfilled the needs of the user. The map information of Kumamoto earthquake issued by The Geospatial Information Authority of Japan has been displayed by the system cloud platform, through which the relevant Japanese government departments, rescue team, even common people can know the information in time.
In this system, the locations have been labeled with its corresponding ground strengths in where black dots indicate the strong ground strength, green dots indicate the less strong ground strength, blue dots show normal ground strength while red dots show weak ground strength.
Ground strengths in Kumamoto
For the earthquake occurred earlier, SuperMap has labeled the locations of epicenter and created UAV animation.
Locations of epicenter (red cross)
Besides, SuperMap also provided information of active fault map in urban area, distribution map of landslide area, distribution of crack surface.
Distribution of landslides
In addition, the orthophotos on Kumamoto area acquired on April 16, 19, 20 issued by The Geospatial Information Authority of Japan can be shown by this system.
Orthophotos acquired on April 20
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