Event ID	1583795
Event time	2026-02-27 06:43:27 (UTC)
Local time	2026-02-26 21:43:27 - [It was night in the affected area.]
Last update	2026-02-27 07:01:36 (UTC)
Magnitude	4.9
Depth	20 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

Continent	Asia
Country	Japan
Administration area	Okinawa
Nearest settlement	Hirara
Distance	71 km
Course	NNW
Surface type	underwater quake
Tsunami region	North Pacific
Water surface name	Eastern China Sea

Nearest nuclear power plants

There is no known nuclear power plant nearby.

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Nearest marine ports

Hirara Ko (70,07 km), Hirara Ko (70,07 km), Ishigaki (144,23 km), Ishigaki (144,23 km)

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Nearest airports

Shimojishima Airport (62,99 km), Shimojishima Airport (62,99 km), Miyako Airport (72,28 km), Miyako Airport (72,28 km), Tarama Airport (87,57 km)

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Nearest volcanoes

Submarine Volcano NNE of Iriomotejima volcano (141,54 km), Kobi-sho volcano (146,19 km)

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Quick Analysis

According to the epicenter of the quake, this is an underwater quake.