Strong and shallow M6.6 earthquake hits Loyalty Islands, New Caledonia
A strong and shallow earthquake registered by the USGS as M6.6 hit the Loyalty Islands, New Caledonia at 21:23 UTC on September 25, 2026. The agency is reporting a depth of 10 km (6.2 miles). EMSC is reporting the same magnitude and depth. According to the NWS Pacific Tsunami Warning Center (PTWC), there is no tsunami threat from this earthquake.
Epicenter of M6.6 earthquake in Loyalty Islands, New Caledonia on September 25, 2026. Credit: TW/SAM, Google
The epicenter was located 81 km (50 miles) ENE of Tadine (population 7 492), 146 km (91 miles) ESE of Wé (population 10 375), 237 km (147 miles) ENE of Mont-Dore (population 24 680), 242 km (151 miles) ENE of Dumbéa (population 19 346), and 248 km (154 miles) ENE of Nouméa (population 93 060), New Caledonia.
Based on all available data, there is no tsunami threat from this earthquake, NWS PTWC reported at 21:30 UTC.
Regional seismicity
References:
1 M6.6 earthquake Loyalty Islands, New Caledonia – USGS – September 25, 2026
2 M6.6 earthquake Loyalty Islands – EMSC – September 25, 2026
Teo Blašković founded The Watchers in 2011 and edited it until 2026, covering seismic and volcanic activity, extreme weather, space weather and near-Earth objects. Articles on this page are his archive.
