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InfrastructureUnknownLow
2.3

M4.7 earthquake off Vancouver Island; no tsunami threat

A preliminary magnitude 4.7 earthquake struck 65 miles southwest of Port Alice, British Columbia, at 01:51 UTC on 2026-11-11. NOAA issued an information statement confirming no tsunami danger. The event is routine for the seismically active Cascadia region and poses no immediate threat to coastal infrastructure.

AI disclosure: Model-written summary of the source, not a verified fact. Check the sources. How Mosaic works

NOAA Tsunami Bulletinsabout 15 hours agoCAengCredibility 99%View source

Score Breakdown

Mosaic Score2.3
Model confidence0.9
Significance0.1
Source credibility1.0

Intelligence Tags

Locations

Port Alice, British ColumbiaVancouver IslandVancouver

Entities

CanadacountryUnited Kingdomcountry
Source

Related signals

8 found