2.5

Earthquake Details: 123 km SSE of Unalaska, Alaska

Oct 27, 2026, 10:44:18

Depth
10 km
Felt reports
No data
Source: USGSUpdated: Oct 28, 2026, 10:41 AM UTC

A magnitude 2.5 earthquake occurred on Oct 27, 2026 at 10:44:18. Epicenter: 123 km SSE of Unalaska, Alaska. Reported depth: 10 km.

Tsunami information

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Time & depth

Local time
Oct 26, 2026, 23:44:18 GMT-11
UTC
Oct 27, 2026, 10:44:18 UTC
10 km · Shallow-focus

Less than 70 km deep. Shaking is often stronger near the epicentre.

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Nearby earthquakes · 9
M4.682 km SSE of Akutan, AlaskaBeforeM4.381 km SSE of Akutan, AlaskaBeforeM5.0Fox Islands, Aleutian IslandsBeforeM4.887 km SSE of Akutan, AlaskaBeforeM4.681 km SSE of Akutan, AlaskaBeforeM3.4110 km SSW of Nikolski, AlaskaAfterM2.9157 km S of Unalaska, AlaskaAfterM3.3100 km E of Akutan, AlaskaAfterM5.0143 km S of False Pass, AlaskaAfter

Agency measurements

Agencies may use different observations and magnitude scales, and initial estimates can change.

  • USGSM 2.5

    us7000ttgy

    Depth:
    10 km
    Time:
    Updated:
    Oct 28, 2026, 10:41 AM UTC

Technical Details

Depth10 km
Significance96
Latitude52.9516
Longitude-165.5056
Event IDus7000ttgy
Magnitude2.5
Updated:Oct 28, 2026, 10:41:00 UTC

Regional Seismicity

View recent seismic activity near this event:

External Resources

YouTube · Earthquake LiveView on USGS Official Site

Earthquake information is automatically aggregated from the official seismic agencies listed below. Preliminary measurements can change as agencies review an event; use local emergency authorities for safety decisions. Latest successful data update: Oct 28, 2026, 10:41 UTC.

Data sources: