A magnitude 6.9 earthquake struck in the Pacific Ocean off Vanuatu early Saturday, according to the US Geological Survey.
The epicenter was about 197 kilometers (122 miles) west-northwest of Port-Olry. The quake occurred at a depth of 10 kilometers (6.2 miles).
The Geological Survey later listed a magnitude 6.3 earthquake at 02:35 GMT. It was located 170 kilometers (106 miles) northwest of Port-Olry, at a depth of 10 kilometers (6.2 miles).
The second quake was assigned a green alert level, indicating light shaking.