Earthquake 28 km SSE of Port Graham, Alaska (4.0 ml) (2025-07-03 17:19:45 UTC)
A 4.0 magnitude earthquake struck on 28 km SSE of Port Graham, Alaska, at 2025-07-03 17:19:45 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 28 km SSE of Port Graham, 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 (ml)
4.0
Automatic
USGS
Summary
- Intensity: 0
- Tsunami: 0
- ID: usgs_ak0258gl4e9k
Nearest Places
- East Chugach Island / 5.38 km
- Chugach Islands / 5.88 km
- Chugach Bay / 5.89 km
- Perl Island / 7.03 km
- East Chugach Light / 7.61 km
Comment
Latest Earthquake
1.6
37 km N of Valdez, Alaska
Time:
Depth: 20.00 km
Source: USGS (Automatic)
Time:
Depth: 20.00 km
Source: USGS (Automatic)
1.3
9 km ENE of Fox, Alaska
Time:
Depth: 0.00 km
Source: USGS (Automatic)
Time:
Depth: 0.00 km
Source: USGS (Automatic)
3.6
114 km SSE of Halibut Cove, Alaska
Time:
Depth: 11.30 km
Source: USGS (Automatic)
Time:
Depth: 11.30 km
Source: USGS (Automatic)
3.6
GULF OF ALASKA
Time:
Depth: 11.30 km
Source: EMSC (Automatic)
Time:
Depth: 11.30 km
Source: EMSC (Automatic)
1.1
WESTERN TURKEY
Time:
Depth: 7.90 km
Source: EMSC (Automatic)
Time:
Depth: 7.90 km
Source: EMSC (Automatic)
Nearest Earthquake
3.6
114 km SSE of Halibut Cove, Alaska
Time:
Depth: 11.30 km
Source: USGS (Automatic)
Time:
Depth: 11.30 km
Source: USGS (Automatic)
3.6
GULF OF ALASKA
Time:
Depth: 11.30 km
Source: EMSC (Automatic)
Time:
Depth: 11.30 km
Source: EMSC (Automatic)
3.8
KENAI PENINSULA, ALASKA
Time:
Depth: 55.20 km
Source: EMSC (Automatic)
Time:
Depth: 55.20 km
Source: EMSC (Automatic)