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
2026-06-18 22:11:20 UTC

Nearby Earthquakes (Last 7 Days)

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3.1
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2.8
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2.5
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4 days ago · 4.4 km deep
2.6
83 km SE of Akutan, Alaska
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2.9
88 km SSE of Sand Point, Alaska
4 days ago · 10.0 km deep
2.6
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4 days ago · 3.5 km deep

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 June 18, 2026 from https://www.earthquaketracker.org/earthquakes/event/us6000szc7/