International Disaster and Emergency Monitoring Center

Preliminary earthquake data and analysis


Earthquake Report
Base data
Event ID 1760787
Event time 2026-09-29 16:12:56 (UTC)
Local time 2026-09-29 03:12:56 - [It was night in the affected area.]
Last update 2026-09-29 17:15:34 (UTC)
Magnitude 4.8
Depth 10 km
Class Light
Hypocenter Shallow depth
Mercalli scale 5
Possible effects Almost everyone feels movement. Sleeping people are awakened. Doors swing open or close. Dishes are broken. Pictures on the wall move. Small objects move or are turned over. Trees might shake. Liquids might spill out of open containers.
Data status
Data provider EMSC

Location
Continent Pacific Ocean - East
Country Tonga
Administration area Ha`apai
Nearest settlement Muitoa
Distance 33 km
Course NNE
Surface type underwater quake
Tsunami region South Pacific
Water surface name South Pacific Ocean



Risk Analisys
Nearest nuclear power plants
There is no known nuclear power plant nearby.
Nearest marine ports
Pangai (50,60 km), Pangai (50,60 km), Neiafu (82,56 km), Neiafu (82,56 km)
Nearest airports
Lifuka Island Airport (47,88 km), Lifuka Island Airport (47,88 km), Vava'u International Airport (90,06 km), Vava'u International Airport (90,06 km)
Nearest volcanoes
Home Reef volcano (75,16 km), Metis Shoal volcano (75,32 km), Late volcano (79,61 km), Unnamed volcano (81,17 km), Kao volcano (93,45 km)
Quick Analysis
According to the epicenter of the quake, this is an underwater quake.