On 08/05/2026 18:37 UTC a magnitude 4.3 earthquake occurred near ENE of Akutan, the United States. Hypocentre depth: 110 km. Coordinates: 54.473°, -164.829°.
Event technical data
| Magnitude | M 4.3 |
| Depth | 110 km |
| Coordinates | 54.4729°, -164.8291° |
| Time (UTC) | 2026-05-08 18:37 UTC |
| Location | 72 km ENE of Akutan, Alaska |
Seismic context
Technical analysis: The western United States (San Andreas system, Cascadia subduction zone) and Alaska are among the most seismically active regions in North America.
Geotechnical relevance
For geotechnical engineering in the United States, 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
USGS Earthquake Hazards Program — official national earthquake monitoring authority. Visit USGS Earthquake Hazards Program →
Cross-checked with the global USGS catalogue.
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