2.5

M2.5 Earthquake 14 km NW of Big Lake, Alaska — May 21, 2025

2025-05-21 18:00:31 UTC (2025-05-21) · approx. 8:00 AM UTC-10 local

MagnitudeM2.5(ml)
Time18:00 UTC≈ 8:00 AM UTC-10
Depth23.6 kmshallow crustal
Coordinates61.620°, -150.136°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 61.62°, -150.14°

Earthquake Details

Magnitude
2.5 ml
Depth
23.6 km
shallow crustal
Location
61.6203°N
-150.1355°E

Technical Information

Event ID
ak0256hhhswe
Event Type
earthquake
Status
✓ Reviewed
Significance
96
RMS Residual
0.60 sec
Last Updated
2025-08-13 15:14:29 UTC

Nearby Earthquakes (Last 7 Days)

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30 km WSW of Anchor Point, Alaska
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2.6
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2.5
65 km WNW of Happy Valley, Alaska
4 days ago · 121.4 km deep
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35 km SW of Skwentna, Alaska
4 days ago · 108.5 km deep
3.0
70 km WNW of Ninilchik, 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: ak0256hhhswe). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2025, May 21, 2025). M2.5 Earthquake 14 km NW of Big Lake, Alaska — May 21, 2025. Retrieved August 13, 2025 from https://www.earthquaketracker.org/earthquakes/event/ak0256hhhswe/