Calamity
lowEarthquakeCalamity Score: 4

Earthquake 252 km WNW of Houma, Tonga

TongaUSGS

Reported by USGS 169 days ago.

What the source measured

USGS reported: 252 km WNW of Houma, Tonga

Nearby, since 14 March 2026

How we know

Confirmed by 2 independent sources, including USGS.

Our own score for this event is 4 out of 100, at 65 % confidence.

The score is ours, computed from intensity, exposed population and local history — not the source’s.

Event Data

TypeEarthquake
Severitylow
Calamity Score (ours)4 / 100
Our confidence65%
Coordinates-20.6389, -177.6605
Timestamp2026-03-14T17:23:12.686Z
Sourcehttps://earthquake.usgs.gov/earthquakes/eventpage/us6000sgbq

Score Breakdown

8
intensity
0
population
0
cascading
4
historical

Technical Details

Mag4.4
Depth519.2
Tsunamifalse
Sig298
Emsc Mag4.4
Emsc Depth-519.2
Emsc MagTypemb
Emsc RegionFIJI REGION
Emsc AuthNEIC
Emsc SourceId1960558
MergedSources[{"id":"emsc_20260314_0000307","source":"emsc","severity":"low","severityValue":26.400000000000002,"timestamp":1773508992686,"latitude":-20.6389,"longitude":-177.6605}]

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.

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Calamity.live data shows a earthquake event with CalamityScore 4/100, 252 km WNW of Houma, Tonga (Tonga), based on data from usgs. Source: Calamity.live, a platform aggregating real-time data from 191 scientific monitoring sources.