On July 12, 1993, a destructive tsunami struck the Sea of Japan region, triggered by an earthquake. According to the NOAA/NCEI Global Historical Tsunami Database, the associated earthquake registered a magnitude of 7.7. The event occurred at 13 hours, 17 minutes, and 11.9 seconds UTC on July 12, 1993, centered at latitude 42.851 and longitude 139.197.
Impact and Casualties
The historical record documents severe human and economic impacts from the 1993 event. A total of 231 deaths were recorded, alongside 233 injuries. Economic damage resulting from the tsunami was evaluated at 1,207.0 million USD.
Wave Measurements
Tsunami measurements indicate extreme heights recorded at specific locations during the event. The maximum water height reached 32.0 meters. The event is cataloged with a validity classification of 4 in the NOAA/NCEI database, denoting a definite tsunami occurrence.
Sources and further context
Official datasets support the event-specific facts.