Earthquakes in Rat Islands, Aleutian Islands
Reported by GFZ 167 days ago.
It is the 8th strongest of the 43 detections recorded within 20 km of this point since 8 March 2026. Another comparable one was recorded here earlier the same day. 20 more were recorded here in the fortnight before it.
What the source measured
GFZ reported: Rat Islands, Aleutian Islands
GFZ recorded magnitude 5.0 at a depth of 10 km.
The seismic region given by the source is Rat Islands, Aleutian Islands.
Nearby, since 8 March 2026
- March 18, 2026 · score 16 · 0.0 km
- March 17, 2026 · score 18 · 1.8 km
- May 6, 2026 · score 20 · 3.3 km
How we know
Confirmed by 3 independent sources, including GFZ.
Our own score for this event is 16 out of 100, at 72 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Event Data
| Type | Earthquake |
| Severity | low |
| Calamity Score (ours) | 16 / 100 |
| Our confidence | 72% |
| Coordinates | 52.2340, 176.5420 |
| Timestamp | 2026-03-18T03:36:34.210Z |
| Source | https://geofon.gfz-potsdam.de/eqinfo/event.php?id=gfz2026fjfj |
Score Breakdown
Technical Details
| Mag | 5.03 |
| Depth | 10 |
| MagType | mb |
| Region | Rat Islands, Aleutian Islands |
| Isc Mag | 5.03 |
| Isc Depth | 10 |
| Isc MagType | mb |
| Isc Region | Rat Islands |
| Iris Mag | 4.9 |
| Iris Depth | 6.78 |
| Iris MagType | mww |
| Iris Region | RAT ISLANDS, ALEUTIAN ISLANDS |
| MergedSources | [{"id":"isc_645516529","source":"isc","severity":"medium","severityValue":40.24,"timestamp":1773804994210,"latitude":52.234,"longitude":176.542},{"id":"iris_12083733","source":"iris","severity":"low","severityValue":29.400000000000002,"timestamp":1773804992000,"latitude":52.1361,"longitude":176.4408}] |
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 10 February 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 16/100, in Rat Islands, Aleutian Islands, based on data from gfz. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.