2.8

M2.8 Earthquake 8 km NE of Nikolski, Alaska — August 18, 2025

2025-08-18 16:48:24 UTC (2025-08-18) · approx. 5:48 AM UTC-11 local

MagnitudeM2.8(ml)
Time16:48 UTC≈ 5:48 AM UTC-11
Depth74.3 kmintermediate depth
Coordinates52.985°, -168.756°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 52.98°, -168.76°

Earthquake Details

Magnitude
2.8 ml
Depth
74.3 km
intermediate depth
Location
52.9850°N
-168.7565°E

Technical Information

Event ID
us6000ridg
Event Type
earthquake
Status
✓ Reviewed
Significance
121
Stations Used
14
Azimuthal Gap
194.0°
Min Station Distance
0.061°
RMS Residual
0.35 sec
Last Updated
2025-11-04 16:44:08 UTC

Nearby Earthquakes (Last 7 Days)

3.7
65 km WSW of Atka, Alaska
2 days ago · 8.2 km deep
4.0
72 km SSW of Atka, Alaska
2 days ago · 19.8 km deep
2.6
37 km SE of King Cove, Alaska
2 days ago · 85.0 km deep
2.6
196 km SE of Nikolski, Alaska
2 days ago · 5.0 km deep
2.7
83 km SE of Akutan, Alaska
2 days ago · 27.7 km deep
3.1
222 km SE of Akutan, Alaska
2 days ago · 66.1 km deep
2.5
24 km SSW of Atka, Alaska
2 days ago · 175.3 km deep
3.0
162 km SW of Nikolski, Alaska
3 days ago · 25.2 km deep
3.1
53 km W of Nikolski, Alaska
3 days ago · 131.0 km deep
2.8
138 km SSE of Atka, Alaska
3 days ago · 20.0 km deep

Actions

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Location

Alaska
View all Alaska earthquakes

Understanding This Data

Magnitude 2.8 earthquakes are typically only recorded by instruments.

Learn more about magnitude →

Authoritative source: USGS event page (event ID: us6000ridg). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2025, August 18, 2025). M2.8 Earthquake 8 km NE of Nikolski, Alaska — August 18, 2025. Retrieved November 4, 2025 from https://www.earthquaketracker.org/earthquakes/event/us6000ridg/