Calamity
LowEarthquakesCalamity Score: 0

Earthquakes 49 km W of Happy Valley, Alaska

United StatesUSGS

Right now

The most recent data we hold from USGS arrived 33 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.

One other detection within 20 km in the last 24 hours, 5 km from here.

Reported by USGS 53 days ago.

No stronger detection stands among the 16 recorded within 20 km of this point since 21 March 2026 — 15 others scored the same. The last comparable one was on 10 July 2026. 3 more were recorded here in the fortnight before it.

What the source measured

USGS reported: 49 km W of Happy Valley, Alaska

USGS recorded magnitude 3.0 at a depth of 106 km.

Nearby, since 21 March 2026

How we know

One source: USGS. Not yet confirmed by a second, independent source.

Our own score for this event is 0 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 v1. Rows carrying other versions were judged by different rules and are not directly comparable.

Event Data

TypeEarthquakes
SeverityLow
Calamity Score (ours)0 / 100
Our confidence63%
Coordinates59.9840, -152.6170
Timestamp2026-07-21T18:32:41.568Z
Sourcehttps://earthquake.usgs.gov/earthquakes/eventpage/aka2026oirmza

Score Breakdown

0
intensity
0
population
0
cascading
0
historical

Technical Details

Mag3
Depth105.5
Tsunamifalse
Sig138

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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