2.5

M2.5 Earthquake 16 km SSE of Unalaska, Alaska — May 20, 2026

2026-05-20 21:06:40 UTC (2026-05-20) · approx. 10:06 AM UTC-11 local

MagnitudeM2.5(ml)
Time21:06 UTC≈ 10:06 AM UTC-11
Depth102.7 kmintermediate depth
Coordinates53.726°, -166.480°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 53.73°, -166.48°

Earthquake Details

Magnitude
2.5 ml
Depth
102.7 km
intermediate depth
Location
53.7257°N
-166.4801°E

Technical Information

Event ID
us6000szc7
Event Type
earthquake
Status
✓ Reviewed
Significance
96
Stations Used
14
Azimuthal Gap
190.0°
Min Station Distance
0.121°
RMS Residual
0.27 sec
Last Updated
2026-07-25 22:12:56 UTC

Nearby Earthquakes (Last 7 Days)

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3.8
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4.1
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3.5
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6.5
169 km W of Nikolski, Alaska
2 days ago · 98.0 km deep
3.2
178 km E of Atka, Alaska
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Actions

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Location

Alaska
View all Alaska earthquakes

Understanding This Data

Magnitude 2.5 earthquakes are typically only recorded by instruments.

Learn more about magnitude →

Authoritative source: USGS event page (event ID: us6000szc7). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2026, May 20, 2026). M2.5 Earthquake 16 km SSE of Unalaska, Alaska — May 20, 2026. Retrieved July 25, 2026 from https://www.earthquaketracker.org/earthquakes/event/us6000szc7/