2.1

M2.1 Earthquake 21 km ENE of Cantwell, Alaska — March 18, 2026

2026-03-18 23:52:37 UTC (2026-03-18) · approx. 1:52 PM UTC-10 local

MagnitudeM2.1(ml)
Time23:52 UTC≈ 1:52 PM UTC-10
Depth1.9 kmshallow crustal
Coordinates63.463°, -148.547°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 63.46°, -148.55°

Earthquake Details

Magnitude
2.1 ml
Depth
1.9 km
shallow crustal
Location
63.4630°N
-148.5470°E

Technical Information

Event ID
aka2026flirkw
Event Type
earthquake
Status
✓ Reviewed
Significance
68
Stations Used
35
Azimuthal Gap
39.0°
Min Station Distance
0.200°
RMS Residual
0.80 sec
Last Updated
2026-03-19 12:33:52 UTC

Nearby Earthquakes (Last 7 Days)

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40 km W of Tatitlek, Alaska
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3.7
45 km W of Happy Valley, Alaska
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2.6
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3.3
48 km ESE of Port Alsworth, Alaska
1 day ago · 163.8 km deep

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: aka2026flirkw). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2026, March 18, 2026). M2.1 Earthquake 21 km ENE of Cantwell, Alaska — March 18, 2026. Retrieved March 19, 2026 from https://www.earthquaketracker.org/earthquakes/event/aka2026flirkw/