2.4

M2.4 Earthquake 17 km NNW of Susitna, Alaska — September 21, 2025

2025-09-21 23:16:59 UTC (2025-09-21) · approx. 1:16 PM UTC-10 local

MagnitudeM2.4(ml)
Time23:16 UTC≈ 1:16 PM UTC-10
Depth34.9 kmshallow crustal
Coordinates61.697°, -150.577°
Felt byNo felt reports
StatusAutomatic (preliminary)
Map showing earthquake epicenter at 61.70°, -150.58°

Earthquake Details

Magnitude
2.4 ml
Depth
34.9 km
shallow crustal
Location
61.6970°N
-150.5775°E

Technical Information

Event ID
ak025c4zo5cd
Event Type
earthquake
Status
Automatic
Significance
89
RMS Residual
0.31 sec
Last Updated
2025-12-06 16:00:27 UTC

Nearby Earthquakes (Last 7 Days)

2.5
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1 hour ago · 85.3 km deep
2.6
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2.6
24 km W of Susitna, Alaska
10 hours ago · 71.1 km deep
2.6
48 km SSE of Nelchina, Alaska
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3.0
21 km SSW of Trapper Creek, Alaska
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2.5
18 km SSE of Skwentna, Alaska
14 hours ago · 72.2 km deep
2.5
28 km SSE of Nelchina, Alaska
16 hours ago · 0.2 km deep
3.6
2 km NW of Knik, Alaska
17 hours ago · 49.9 km deep
2.6
54 km SSE of Pedro Bay, Alaska
19 hours ago · 116.6 km deep
2.8
24 km N of Sutton-Alpine, Alaska
20 hours ago · 5.0 km deep

Actions

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Location

Alaska
View all Alaska earthquakes

Understanding This Data

Magnitude 2.4 earthquakes are typically only recorded by instruments.

Learn more about magnitude →

Authoritative source: USGS event page (event ID: ak025c4zo5cd). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2025, September 21, 2025). M2.4 Earthquake 17 km NNW of Susitna, Alaska — September 21, 2025. Retrieved December 6, 2025 from https://www.earthquaketracker.org/earthquakes/event/ak025c4zo5cd/