International Disaster and Emergency Monitoring Center

Preliminary earthquake data and analysis

Earthquake Report
Base data
Event ID 1583527
Event time 2026-02-26 21:49:29 (UTC)
Local time 2026-02-27 06:49:29 - [It was morning in the affected area.]
Last update 2026-02-26 21:49:29 (UTC)
Magnitude 4.6
Depth 0 km
Class Light
Hypocenter Shallow depth
Mercalli scale 4
Possible effects Most people indoors feel movement. Hanging objects swing. Dishes, windows, and doors rattle. The earthquake feels like a heavy truck hitting the walls. A few people outdoors may feel movement. Parked cars rock.
Data status confirmed
Data provider Oman Meteorology

Location
Continent Asia
Country Japan
Administration area Okinawa
Nearest settlement Miyakojima
Distance 233 km
Course SE
Surface type underwater quake
Tsunami region North Pacific
Water surface name Philippine Sea

Overview map
Green circle [feel the Eq] 750 km, Orange circle 100 km, Yellow circle 150 km

Population map
Green circle [feel the seism activity] 750 km, Orange circle 100 km, Yellow circle 150 km

Risk Analisys
Nearest nuclear power plants
There is no known nuclear power plant nearby.
Nearest marine ports
There is no known marine port nearby.
Nearest airports
There is no known marine port nearby.
Nearest volcanoes
There is no known volcanoes nearby.
Quick Analysis
According to the epicenter of the quake, this is an underwater quake.