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National Oceanic and Atmospheric Administration Pacific Marine Environmental Laboratory
NOAA Center for Tsunami Research NOAA

NOAA NCTR research product
Not an official forecast

The Okushiri tsunami was generated by a Mw 7.7 (HRV) earthquake (42.851°N 139.197°E), at 13:17 UTC, near Hokkaido, Japan (according to the USGS). Results shown below were created with the NOAA MOST tsunami model.

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