Hazard

TypeEarthquake
StatusHistorical
Name165 km NNW of Houma, Tonga
Date2025/06/28
Time04:17
CountryTonga
Origin19.8818000, -176.0335000
Hazard MapShakeMap (XML, Gzipped), 2025/06/28 06:42:18
Moment Magnitude5.5
Energy Magnitude5.4361
Focal Depth229 km
Seismic Moment1.9953·1024 dyn·cm (1.9953·1017 J)
Radiated Seismic Energy3192419703950 J
AccessPublic
Created: System

Earthquake Catalog Data

NoTimeEpicenterFocal DepthMagnitudeCatalog
1.04:17:0919.8595000, -176.0638000237.5 km5.5 MwUSGS
2.04:17:0819.8299000, -176.0903000229 km5.5 MwUSGS
3.04:17:0819.8818000, -176.0335000229 km5.5 MwUSGS

Hazard Maps

NoDate
1.2025/06/28 06:42:18
2.2025/06/28 04:41:01

Risk Assessment

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