Earthquake 241 km W of Adak, Alaska (5.9 mww) (2025-08-28 11:07:48 UTC)
A 5.9 magnitude earthquake struck on 241 km W of Adak, Alaska, at 2025-08-28 11:07:48 UTC. Reviewed by USGS seismologists, this minor quake occurred at a magnitude type of mww and was felt in surrounding areas. Stay updated on earthquake activity in 241 km W 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 (mww)
5.9
Confirmed
USGS
Summary
- Intensity: 0
- Tsunami: 0
- ID: usgs_us7000qrj0
Nearest Places
- Pochnoi Point / 7.37 km
- East-northeast Indent / 10.25 km
- Northeast Point / 11.09 km
- East-southeast Bight / 11.32 km
- East-southeast Point / 11.45 km
Comment
Latest Earthquake
1.1
6 km ESE of Fox, Alaska
Time:
Depth: 17.20 km
Source: USGS (Automatic)
Time:
Depth: 17.20 km
Source: USGS (Automatic)
3.4
NEAR EAST COAST OF HONSHU, JAPAN
Time:
Depth: 10.00 km
Source: EMSC (Automatic)
Time:
Depth: 10.00 km
Source: EMSC (Automatic)
3.3
Halmahera, Indonesia
Time:
Depth: 95.88 km
Source: BMKG (Automatic)
Time:
Depth: 95.88 km
Source: BMKG (Automatic)
3.3
MOLUCCA SEA
Time:
Depth: 96.00 km
Source: EMSC (Automatic)
Time:
Depth: 96.00 km
Source: EMSC (Automatic)
3.0
NORTHERN ITALY
Time:
Depth: 0.00 km
Source: EMSC (Automatic)
Time:
Depth: 0.00 km
Source: EMSC (Automatic)
Nearest Earthquake
5.5
235 km W of Adak, Alaska
Time:
Depth: 121.00 km
Source: USGS (Confirmed)
Time:
Depth: 121.00 km
Source: USGS (Confirmed)
5.6
RAT ISLANDS, ALEUTIAN ISLANDS
Time:
Depth: 131.60 km
Source: EMSC (Automatic)
Time:
Depth: 131.60 km
Source: EMSC (Automatic)
5.8
237 km W of Adak, Alaska
Time:
Depth: 135.30 km
Source: USGS (Confirmed)
Time:
Depth: 135.30 km
Source: USGS (Confirmed)