On 28/12/2025 03:54 UTC a magnitude 4.2 earthquake occurred near N of Yakutat, Canada. Hypocentre depth: 5 km. Coordinates: 60.658°, -139.967°.
Event technical data
| Magnitude | M 4.2 |
| Depth | 5 km |
| Coordinates | 60.6578°, -139.9672° |
| Time (UTC) | 2025-12-28 03:54 UTC |
| Location | 124 km N of Yakutat, Alaska |
Seismic context
Technical analysis: Canada’s main seismic zones are coastal British Columbia (Cascadia) and the St. Lawrence / Charlevoix region in the east.
Geotechnical relevance
For geotechnical engineering in Canada, monitoring local seismicity supports site-specific hazard assessment, liquefaction screening of saturated sands, seismic slope-stability checks and foundation design for dynamic loads. Each recorded event refines local ground-motion and attenuation models.
Official source
Earthquakes Canada (NRCan) — official national earthquake monitoring authority. Visit Earthquakes Canada (NRCan) →
Cross-checked with the global USGS catalogue.
Geotechnical Engineering Canada — professional geotechnical services
Seismic site studies, liquefaction assessment and foundation design.
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