2.1

M2.1 Earthquake 109 km E of Chignik, Alaska — September 18, 2026

2026-09-18 20:19:26 UTC (2026-09-18) · approx. 10:19 AM UTC-10 local

MagnitudeM2.1(ml)
Time20:19 UTC≈ 10:19 AM UTC-10
Depth0.6 kmshallow crustal
Coordinates56.169°, -156.659°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 56.17°, -156.66°

Earthquake Details

Magnitude
2.1 ml
Depth
0.6 km
shallow crustal
Location
56.1690°N
-156.6590°E

Technical Information

Event ID
aka2026snujen
Event Type
earthquake
Status
✓ Reviewed
Significance
68
Stations Used
25
Azimuthal Gap
193.0°
Min Station Distance
1.100°
RMS Residual
0.50 sec
Last Updated
2026-09-24 19:00:21 UTC

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Actions

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Location

Alaska
View all Alaska earthquakes

Understanding This Data

Magnitude 2.1 earthquakes are typically only recorded by instruments.

Learn more about magnitude →

Authoritative source: USGS event page (event ID: aka2026snujen). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2026, September 18, 2026). M2.1 Earthquake 109 km E of Chignik, Alaska — September 18, 2026. Retrieved September 24, 2026 from https://www.earthquaketracker.org/earthquakes/event/aka2026snujen/