Calamity
LowEarthquakesCalamity Score: 8

Earthquakes 80 km SSW of Nikolski, Alaska

USGS

Right now

The most recent data we hold from USGS arrived 3 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.

Nothing else has been detected within 20 km in the last 24 hours.

Reported by USGS today.

It is the 34th strongest of the 144 detections recorded within 20 km of this point since 22 May 2026. The last comparable one was on 4 September 2026.

What the source measured

USGS reported: 80 km SSW of Nikolski, Alaska

USGS recorded magnitude 4.9 at a depth of 35 km.

Nearby, since 22 May 2026

How we know

Confirmed by 3 independent sources, including USGS.

Our own score for this event is 8 out of 100, at 73 % 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

TypeEarthquakes
SeverityLow
Calamity Score (ours)8 / 100
Our confidence73%
Coordinates52.2713, -169.3290
Nearest CityAnchorage (1537 km)
Impact Tierminor
Timestamp2026-09-05T18:00:09.215Z
Sourcehttps://earthquake.usgs.gov/earthquakes/eventpage/us7000tek7

Score Breakdown

18
intensity
0
population
0
cascading
9
historical

Technical Details

Mag4.9
Depth35
Tsunamifalse
Mmi2.86
Sig369
Emsc Mag4.9
Emsc Depth-35
Emsc MagTypemb
Emsc RegionFOX ISLANDS, ALEUTIAN ISLANDS
Emsc AuthNEIC
Emsc SourceId2056239
Gfz Mag4.96
Gfz Depth10
Gfz MagTypemb
Gfz RegionFox Islands, Aleutian Islands
MergedSources[{"id":"emsc_20260905_0000205","source":"emsc","severity":"low","severityValue":29.400000000000002,"timestamp":1788631209215,"latitude":52.2713,"longitude":-169.329},{"id":"gfz_gfz2026rkqx","source":"gfz","severity":"low","severityValue":29.759999999999998,"timestamp":1788631205870,"latitude":52.192,"longitude":-169.316}]

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.

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Calamity.live data shows a earthquake event with CalamityScore 8/100, 80 km SSW of Nikolski, Alaska, based on data from usgs. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.