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InfrastructureReportedLow
2.3

M5.5 earthquake off British Columbia coast; no tsunami threat

A magnitude 5.5 earthquake struck 120 miles west of Port Alice, British Columbia, at 04:46 UTC on 2026-09-28. 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.

NOAA Tsunami Bulletins2 days agoCAengCredibility 99%View source

Score Breakdown

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

Intelligence Tags

#earthquake#tsunami#british columbia#seismic#noaa

Locations

Port Alice, British Columbia

Entities

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Source

Related signals

8 found