Earthquake 118 km WSW of Adak, Alaska (5.5 Ml) (2025-09-21 09:30:30 UTC)
A 5.5 magnitude earthquake struck on 118 km WSW of Adak, Alaska, at 2025-09-21 09:30:30 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 118 km WSW 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)
5.5
Confirmed
USGS
Summary
- Intensity: 0
- Tsunami: 0
- ID: usgs_at00t2xmeu
Nearest Places
- Ilak Island / 16.96 km
- Uchixsax / 17.91 km
- Aleutian Ridge / 18.22 km
- Kanaga Canyon / 18.36 km
- Gramp Rock / 20.42 km
Comment
Latest Earthquake
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Time:
Depth: 38.28 km
Source: BMKG (Automatic)
Time:
Depth: 38.28 km
Source: BMKG (Automatic)
3.7
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Time:
Depth: 10.00 km
Source: EMSC (Automatic)
Time:
Depth: 10.00 km
Source: EMSC (Automatic)
0.6
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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)
Nearest Earthquake
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)
5.6
123 km SW of Adak, Alaska
Time:
Depth: 19.80 km
Source: USGS (Confirmed)
Time:
Depth: 19.80 km
Source: USGS (Confirmed)