KEY POINTS:
A magnitude 5.7 quake hit the South Pacific archipelago of Tonga on Monday, the US Geological Survey reported.
The USGS said the quake, very shallow at a depth of only 10km, occurred at 1712 GMT (0512 NZT) and had an epicentre located 230km northeast of Neiafu in Tonga. It gave no further details.
- REUTERS