2.8

M2.8 Earthquake 47 km ESE of Nikolski, Alaska — July 23, 2025

2025-07-23 23:33:13 UTC (2025-07-23) · approx. 12:33 PM UTC-11 local

MagnitudeM2.8(ml)
Time23:33 UTC≈ 12:33 PM UTC-11
Depth51.5 kmshallow crustal
Coordinates52.793°, -168.198°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 52.79°, -168.20°

Earthquake Details

Magnitude
2.8 ml
Depth
51.5 km
shallow crustal
Location
52.7930°N
-168.1977°E

Technical Information

Event ID
us7000qw3l
Event Type
earthquake
Status
✓ Reviewed
Significance
121
Stations Used
15
Azimuthal Gap
214.0°
Min Station Distance
0.437°
RMS Residual
0.38 sec
Last Updated
2025-10-11 20:58:07 UTC

Nearby Earthquakes (Last 7 Days)

3.2
171 km E of Atka, Alaska
14 hours ago · 30.0 km deep
5.1
92 km SE of Atka, Alaska
19 hours ago · 35.0 km deep
4.6
95 km SE of Atka, Alaska
22 hours ago · 40.7 km deep
2.8
186 km S of Atka, Alaska
2 days ago · 7.3 km deep
3.0
143 km SW of Nikolski, Alaska
3 days ago · 27.4 km deep
3.5
99 km SW of Atka, Alaska
3 days ago · 20.6 km deep
2.8
140 km SE of Akutan, Alaska
3 days ago · 18.9 km deep
3.7
65 km WSW of Atka, Alaska
3 days ago · 8.2 km deep
2.6
83 km SE of Akutan, Alaska
3 days ago · 20.5 km deep
4.0
72 km SSW of Atka, Alaska
3 days ago · 19.8 km deep

Actions

View on USGSDid You Feel It?

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: us7000qw3l). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2025, July 23, 2025). M2.8 Earthquake 47 km ESE of Nikolski, Alaska — July 23, 2025. Retrieved October 11, 2025 from https://www.earthquaketracker.org/earthquakes/event/us7000qw3l/