Late closure of floodgates compared to tsunami arrival predictions at 155 facilities due to Kamchatka earthquake
The Ministry of Land, Infrastructure, Transport and Tourism reported that 155 facilities closed their floodgates later than the predicted arrival time of the tsunami caused by the Kamchatka earthquake, particularly in Hokkaido, where many facilities failed to close in time.
NASA Satellites Record 'Unexpected Behavior' of Russia's Tsunami
NASA's satellite captured high-resolution imagery of a tsunami triggered by a massive earthquake near Russia's Kamchatka Peninsula in July 2025.