An earthquake of magnitude 7.1 struck in the sea about 207 km (128.6 miles) east of south-east of Neiafu, Tonga, the United States Geological Survey (USGS) said.

A tsunami advisory was issued for American Samoa, according to the Pacific Tsunami Warning Center (PTWC). Hazardous tsunami waves from the earthquake are possible within 300 km of the epicenter along the coasts of Niue and Tonga, it added.

The quake was at a depth of 10 km, the USGS said.

(Reporting by Maria Ponnezhath in Bengaluru Editing by Raissa Kasolowsky)