Calamity
lowEarthquakeCalamity Score: 8

Earthquake near Tonga

TongaGFZ

Reported by GFZ 171 days ago.

It is the 2nd strongest of the 6 detections recorded within 20 km of this point since 11 March 2026.

What the source measured

GFZ reported: Fiji Islands Region

Nearby, since 11 March 2026

How we know

Confirmed by 3 independent sources, including GFZ.

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.

Event Data

TypeEarthquake
Severitylow
Calamity Score (ours)8 / 100
Our confidence73%
Coordinates-21.9940, -179.5390
Timestamp2026-03-11T21:40:27.720Z
Sourcehttps://geofon.gfz-potsdam.de/eqinfo/event.php?id=gfz2026exuo

Score Breakdown

17
intensity
0
population
0
cascading
9
historical

Technical Details

Mag4.84
Depth575.2
MagTypemb
RegionFiji Islands Region
Isc Mag4.6
Isc Depth583
Isc MagTypeM
Isc RegionFiji Islands region
Iris Mag4.6
Iris Depth583.59
Iris MagTypemb
Iris RegionFIJI ISLANDS REGION
MergedSources[{"id":"isc_645508115","source":"isc","severity":"low","severityValue":27.599999999999998,"timestamp":1773265228000,"latitude":-21.95,"longitude":-179.571},{"id":"iris_12081374","source":"iris","severity":"low","severityValue":27.599999999999998,"timestamp":1773265227000,"latitude":-21.9499,"longitude":-179.5707}]

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 8/100 (Tonga), based on data from gfz. Source: Calamity.live, a platform aggregating real-time data from 194 scientific monitoring sources.