5.6 Earthquake - South Pacific Ocean, 355 km northeast of Aneityum Island, Vanuatu

"A strong magnitude 5.6 earthquake occurred in the South Pacific Ocean 277 km (172 mi)
from Vanuatu late in the evening at 10.23 pm local time (GMT +12). The quake had a very shallow depth of 10.9 km (7 mi) and was not felt (or at least not reported so)." VD