2.5

M2.5 Earthquake 258 km WNW of Adak, Alaska — August 9, 2025

2025-08-09 20:53:24 UTC (2025-08-09) · approx. 8:53 AM UTC+12 local

MagnitudeM2.5(ml)
Time20:53 UTC≈ 8:53 AM UTC+12
Depth14.2 kmshallow crustal
Coordinates52.681°, 179.818°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 52.68°, 179.82°

Earthquake Details

Magnitude
2.5 ml
Depth
14.2 km
shallow crustal
Location
52.6809°N
179.8182°E

Technical Information

Event ID
ak025a5tzr7o
Event Type
earthquake
Status
✓ Reviewed
Significance
96
RMS Residual
0.66 sec
Last Updated
2025-10-14 09:17:29 UTC

Nearby Earthquakes (Last 7 Days)

2.8
54 km SW of Adak, Alaska
22 hours ago · 15.7 km deep
4.2
Rat Islands, Aleutian Islands, Alaska
1 day ago · 52.2 km deep
3.0
53 km SW of Adak, Alaska
2 days ago · 18.3 km deep
2.5
128 km W of Adak, Alaska
2 days ago · 1.9 km deep
2.5
71 km SE of Adak, Alaska
2 days ago · 28.2 km deep
4.1
Rat Islands, Aleutian Islands, Alaska
3 days ago · 94.7 km deep
3.9
107 km SSE of Adak, Alaska
3 days ago · 11.0 km deep
2.9
Rat Islands, Aleutian Islands, Alaska
4 days ago · 102.7 km deep
2.5
65 km S of Adak, Alaska
4 days ago · 25.9 km deep
3.0
63 km S of Adak, Alaska
4 days ago · 20.9 km deep

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: ak025a5tzr7o). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2025, August 9, 2025). M2.5 Earthquake 258 km WNW of Adak, Alaska — August 9, 2025. Retrieved October 14, 2025 from https://www.earthquaketracker.org/earthquakes/event/ak025a5tzr7o/