2021-03-28T13:49:58.531Z-15.3878-175.2942273.51manualconfirmedUSGS4.6mb1Origin/20210328142634.310472.6869224Magnitude/20210328142634.310521.6869225USGS172 km WNW of Hihifo, Tongaregion nameuscatalogus6000dx6acontributorID