Deep magnitude 6.5 earthquake strikes in the Bonin Islands region; no tsunami threat, warning centers say
Oct. 25, 2026 — A magnitude 6.5 earthquake struck about 490 km below the Bonin Islands region of Japan at 02:09 UTC on Oct. 25, the U.S. Geological Survey said. Preliminary estimates had put it at magnitude 7.0. The Pacific Tsunami Warning Center said there was no tsunami threat from the quake, and the U.S. National Tsunami Warning Center said that, based on its depth, a tsunami was not expected. USGS's PAGER alert is green, its lowest level.
TDD reports on public information; it does not issue forecasts or warnings. For guidance where you are, contact your local officials.
The wall: Japan Meteorological Agency's own bulletin was not included.
Tier: Confirmed (based on USGS's reviewed earthquake record and the U.S. tsunami warning centers' statements, as of 00:50 UTC on Oct. 26)
Sources
- U.S. Geological Survey, M 6.5 - Bonin Islands, Japan region (ID us6000u4r9), read Oct. 26, 2026
- Pacific Tsunami Warning Center, Tsunami Information Statement 1 (WEPA42), Oct. 25, 2026
- National Tsunami Warning Center, statement (WEAK53), Oct. 24, 2026 (Pacific)
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