Earthquake 171 km S of Nikolski, Alaska (4.3 mb) (2025-10-29 23:44:50 UTC)
A 4.3 magnitude earthquake struck on 171 km S of Nikolski, Alaska, at 2025-10-29 23:44:50 UTC. Reviewed by USGS seismologists, this minor quake occurred at a magnitude type of mb and was felt in surrounding areas. Stay updated on earthquake activity in 171 km S of Nikolski, Alaska
Recommendation
Strong Earthquake
Strong Earthquake
Action
Moderate shaking can cause damage to weak structures.
Suggestion
Indoors: Drop, Cover, and Hold On. Stay away from windows and heavy furniture. Outdoors: Move to an open space. If in a car: Pull over and stop in a safe area.
Magnitudo (mb)
4.3
Confirmed
USGS
Summary
- Intensity: 0
- Tsunami: 0
- ID: usgs_us6000rkap
Nearest Places
- Aleutian Trench / 76.98 km
- Samalga Island / 153.85 km
- Samalga Pass / 155.81 km
- Umnak Basin / 157.48 km
- Cape Sagak / 157.92 km
Comment
Latest Earthquake
1.5
45 km NNW of Los Algodones, B.C., MX
Time:
Depth: 4.75 km
Source: USGS (Automatic)
Time:
Depth: 4.75 km
Source: USGS (Automatic)
1.1
1 km NW of The Geysers, CA
Time:
Depth: 0.05 km
Source: USGS (Automatic)
Time:
Depth: 0.05 km
Source: USGS (Automatic)
1.1
WESTERN TURKEY
Time:
Depth: 7.00 km
Source: EMSC (Automatic)
Time:
Depth: 7.00 km
Source: EMSC (Automatic)
1.8
WESTERN TURKEY
Time:
Depth: 7.00 km
Source: EMSC (Automatic)
Time:
Depth: 7.00 km
Source: EMSC (Automatic)
3.6
WESTERN TURKEY
Time:
Depth: 6.20 km
Source: EMSC (Automatic)
Time:
Depth: 6.20 km
Source: EMSC (Automatic)