2.1

M2.1 Earthquake 77 km S of Unalaska, Alaska — March 30, 2025

2025-03-30 17:23:36 UTC (2025-03-30) · approx. 6:23 AM UTC-11 local

MagnitudeM2.1(ml)
Time17:23 UTC≈ 6:23 AM UTC-11
Depth24.4 kmshallow crustal
Coordinates53.183°, -166.694°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 53.18°, -166.69°

Earthquake Details

Magnitude
2.1 ml
Depth
24.4 km
shallow crustal
Location
53.1828°N
-166.6941°E

Technical Information

Event ID
ak02543h3a3p
Event Type
earthquake
Status
✓ Reviewed
Significance
68
RMS Residual
0.29 sec
Last Updated
2025-04-22 18:45:45 UTC

Nearby Earthquakes (Last 7 Days)

3.1
210 km ESE of Atka, Alaska
12 hours ago · 11.6 km deep
3.2
164 km SSW of Nikolski, Alaska
14 hours ago · 3.7 km deep
2.6
91 km WSW of Nikolski, Alaska
21 hours ago · 4.0 km deep
2.8
188 km WSW of Nikolski, Alaska
1 day ago · 10.0 km deep
2.5
97 km S of Sand Point, Alaska
1 day ago · 6.0 km deep
2.9
57 km SSE of Sand Point, Alaska
1 day ago · 1.5 km deep
3.1
155 km SW of Nikolski, Alaska
2 days ago · 3.2 km deep
3.0
87 km SE of Atka, Alaska
2 days ago · 20.0 km deep
3.9
128 km SSE of Atka, Alaska
2 days ago · 35.0 km deep
2.9
141 km SW of Nikolski, Alaska
2 days ago · 19.0 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: ak02543h3a3p). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2025, March 30, 2025). M2.1 Earthquake 77 km S of Unalaska, Alaska — March 30, 2025. Retrieved April 22, 2025 from https://www.earthquaketracker.org/earthquakes/event/ak02543h3a3p/