6.8-Magnitude Quake off Tonga, No Tsunami Threat

Tonga (November 4, 2017): A 6.8-magnitude earthquake struck off the coast of Tonga Saturday in the tectonically active Pacific region, but there was no tsunami threat, seismologists said. The tremor hit at a depth of 10 kilometres (six miles) some 90 kilometres off the Tonga island of Niuatoputapu, and 230 … Continue reading 6.8-Magnitude Quake off Tonga, No Tsunami Threat