2.5

M2.5 Earthquake 118 km SSW of Atka, Alaska — September 16, 2026

2026-09-16 01:33:21 UTC (2 days ago) · approx. 1:33 PM UTC-12 local

MagnitudeM2.5(ml)
Time01:33 UTC≈ 1:33 PM UTC-12
Depth14.6 kmshallow crustal
Coordinates51.307°, -175.148°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 51.31°, -175.15°

Earthquake Details

Magnitude
2.5 ml
Depth
14.6 km
shallow crustal
Location
51.3070°N
-175.1480°E

Technical Information

Event ID
aka2026siqton
Event Type
earthquake
Status
✓ Reviewed
Significance
96
Stations Used
10
Azimuthal Gap
257.0°
Min Station Distance
0.800°
RMS Residual
0.40 sec
Last Updated
2026-09-18 02:35:45 UTC

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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: aka2026siqton). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2026, September 16, 2026). M2.5 Earthquake 118 km SSW of Atka, Alaska — September 16, 2026. Retrieved September 18, 2026 from https://www.earthquaketracker.org/earthquakes/event/aka2026siqton/