M 4.0 - 28 km WNW of Elfin Cove, Alaska
December 19, 2025 at 00:53:54 UTC
Depth: 4.60 km (Shallow)
Light
PAGER Alert
Tsunami
Felt Reports
Event Details
| Magnitude | 4.0 ml |
| Depth | 4.60 km (Shallow) |
| Location | 58.2520N, 136.8210W |
| Mercalli Intensity | III (Weak) |
| Alert Level (PAGER) | Green — No fatalities or damage expected |
| Tsunami Warning | Yes |
| Significance | 246 / 3000 |
| Status | Reviewed |
| Network | ak |
| USGS Event Page | View on USGS → |
Frequently Asked Questions
What does magnitude 4 mean?
A magnitude 4 earthquake is classified as "Light". Light earthquakes produce noticeable shaking but rarely cause damage.
How deep was this earthquake?
This earthquake occurred at a depth of 4.60 km, classified as "Shallow". Shallow earthquakes tend to cause more damage at the surface.
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Data from the USGS Earthquake Hazards Program (ComCat). QuakeScan is not affiliated with the USGS. Event details may be updated as new data becomes available.