Earthquake 123 km SW of Adak, Alaska (5.6 ml) (2025-09-21 09:30:27 UTC)
A 5.6 magnitude earthquake struck on 123 km SW of Adak, Alaska, at 2025-09-21 09:30:27 UTC. Reviewed by USGS seismologists, this minor quake occurred at a magnitude type of ml and was felt in surrounding areas. Stay updated on earthquake activity in 123 km SW of Adak, 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 (ml)
5.6
Confirmed
USGS
Summary
- Intensity: 0
- Tsunami: 0
- ID: usgs_ak025c4rf0bd
Nearest Places
- Kanaga Canyon / 4.82 km
- Aleutian Ridge / 36.3 km
- Ilak Island / 39 km
- Uchixsax / 39.77 km
- Gramp Rock / 41.92 km
Comment
Latest Earthquake
3.4
Minahassa Peninsula, Sulawesi
Time:
Depth: 34.62 km
Source: BMKG (Automatic)
Time:
Depth: 34.62 km
Source: BMKG (Automatic)
0.6
17 km ESE of Anza, CA
Time:
Depth: 13.99 km
Source: USGS (Automatic)
Time:
Depth: 13.99 km
Source: USGS (Automatic)
4.5
188 km ESE of Ozernovskiy, Russia
Time:
Depth: 27.70 km
Source: USGS (Confirmed)
Time:
Depth: 27.70 km
Source: USGS (Confirmed)
4.5
EAST OF KURIL ISLANDS
Time:
Depth: 27.70 km
Source: EMSC (Automatic)
Time:
Depth: 27.70 km
Source: EMSC (Automatic)
1.8
West Papua Region, Indonesia
Time:
Depth: 31.62 km
Source: BMKG (Automatic)
Time:
Depth: 31.62 km
Source: BMKG (Automatic)
Nearest Earthquake
5.5
118 km WSW of Adak, Alaska
Time:
Depth: 35.00 km
Source: USGS (Confirmed)
Time:
Depth: 35.00 km
Source: USGS (Confirmed)
5.5
ANDREANOF ISLANDS, ALEUTIAN IS.
Time:
Depth: 24.70 km
Source: EMSC (Automatic)
Time:
Depth: 24.70 km
Source: EMSC (Automatic)
5.5
125 km SW of Adak, Alaska
Time:
Depth: 24.68 km
Source: USGS (Confirmed)
Time:
Depth: 24.68 km
Source: USGS (Confirmed)