Earthquakes in Fox Islands, Aleutian Islands
Reported by EMSC today.
It is the strongest of the 21 detections recorded within 20 km of this point since 11 March 2026. The last comparable one was on 2 September 2026.
What the source measured
EMSC reported: FOX ISLANDS, ALEUTIAN ISLANDS
EMSC recorded magnitude 5.9 at a depth of -29 km.
The seismic region given by the source is FOX ISLANDS, ALEUTIAN ISLANDS.
Nearby, since 11 March 2026
- June 11, 2026 · score 0 · 4.2 km
- March 16, 2026 · score 0 · 10.2 km
- March 17, 2026 · score 0 · 11.8 km
How we know
One source: EMSC. Not yet confirmed by a second, independent source.
Our own score for this event is 23 out of 100, at 63 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Computed under scoring rules v4. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Earthquakes |
| Severity | Medium |
| Calamity Score (ours) | 23 / 100 |
| Our confidence | 63% |
| Coordinates | 52.5797, -169.5609 |
| Nearest City | Anchorage (1522 km) |
| Impact Tier | minor |
| Timestamp | 2026-09-03T11:17:24.890Z |
| Source | https://www.seismicportal.eu/eventdetail.html?unid=20260903_0000171 |
Score Breakdown
Technical Details
| Mag | 5.9 |
| Depth | -29 |
| MagType | mb |
| Region | FOX ISLANDS, ALEUTIAN ISLANDS |
| Auth | EMSC |
| SourceId | 2055106 |
Safety Information
If you feel shaking: Drop, Cover, and Hold On. Move away from windows, heavy objects, and exterior walls. After shaking stops, check for injuries and structural damage. Be prepared for aftershocks, which can occur minutes to months after the mainshock. Follow instructions from local emergency management authorities.
Series begins 8 March 2026. Comparisons refer to that period only. Collection gap: 14-26 August 2026.
This data is aggregated algorithmically from scientific sources. Not a replacement for official emergency warnings.
Want to know when something happens in this area?
Calamity.live data shows a earthquake event with CalamityScore 23/100, in Fox Islands, Aleutian Islands, based on data from emsc. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.