5.7 Earthquake - 155 km SW of Hihifo, Tonga

"A strong magnitude 5.7 earthquake occurred in the South Pacific Ocean 171 km (106 mi) from Tonga in the morning at 10.13 am local time (GMT +13). The quake had a moderate depth of 259 km (161 mi) and was not felt (or at least not reported so)." VD