Earthquake 29 km ESE of Unalaska, Alaska (5.3 Mb) (2025-07-27 22:47:05 UTC)
A 5.3 magnitude earthquake struck on 29 km ESE of Unalaska, Alaska, at 2025-07-27 22:47:05 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 29 km ESE of Unalaska, Alaska
Recommendation
Very Strong Earthquake
Very Strong Earthquake
Action
Severe shaking, potential for significant damage.
Suggestion
Indoors: Drop, Cover, and Hold On. Avoid elevators, as power outages may occur. Outdoors: Stay in the open. Be alert for aftershocks.
Magnitudo (Mb)
5.3
Confirmed
USGS
Summary
- Intensity: 0
- Tsunami: 0
- ID: usgs_at00t02xyh
Nearest Places
- Sedanka Island / 5.56 km
- Inner Signal / 5.73 km
- The Signals / 6.95 km
- Idilmaagim Naga / 7.32 km
- Passage Point / 7.45 km
Comment
Latest Earthquake
3.1
OFFSHORE EL SALVADOR
Time:
Depth: 12.00 km
Source: EMSC (Automatic)
Time:
Depth: 12.00 km
Source: EMSC (Automatic)
3.0
OFF E. COAST OF N. ISLAND, N.Z.
Time:
Depth: 17.00 km
Source: EMSC (Automatic)
Time:
Depth: 17.00 km
Source: EMSC (Automatic)
2.2
WESTERN TURKEY
Time:
Depth: 12.00 km
Source: EMSC (Automatic)
Time:
Depth: 12.00 km
Source: EMSC (Automatic)
5.2
HOKKAIDO, JAPAN REGION
Time:
Depth: 56.00 km
Source: EMSC (Automatic)
Time:
Depth: 56.00 km
Source: EMSC (Automatic)
1.0
9 km NE of Fox, Alaska
Time:
Depth: 0.70 km
Source: USGS (Automatic)
Time:
Depth: 0.70 km
Source: USGS (Automatic)
Nearest Earthquake
5.4
FOX ISLANDS, ALEUTIAN ISLANDS
Time:
Depth: 88.90 km
Source: EMSC (Automatic)
Time:
Depth: 88.90 km
Source: EMSC (Automatic)
5.4
10 km NNE of Dutch Harbor, Alaska
Time:
Depth: 88.94 km
Source: USGS (Confirmed)
Time:
Depth: 88.94 km
Source: USGS (Confirmed)