New Zealand's Snares Islands hit by 6.8 magnitude earthquake, no tsunami threat

An earthquake of 6.8 magnitude hit New Zealand's South Island, 155km north-west of Snares Islands. It occurred at a depth of 12km under the sea. There is no tsunami warning, but strong currents and surges are expected. Residents are advised to stay away from the water. There are no immediate reports of damage or casualties.