Earthquake details

Monday, September 24, 1984 Earthquake

The earthquake hit Japan on Monday, September 24, 1984 at 23:17 UTC with a magnitude of 5.3. The closest known location in the current dataset is Isumi (Japan - JP), about 166.1 km away. The epicenter is located at longitude 141.425 and latitude 33.996.

Magnitude 5.3
Alert Strong
Depth 44.3 km
Coordinates 33.996, 141.425
UTC time 1984-09-24 23:17:35.770
Location Mobara
Country Japan (JP)
Severity Strong

Earthquake map 1984-09-24

Nearby earthquakes

The latest 8 earthquakes within 100 km of this epicenter.
M 4.0
Tokyo
Japan · 2026-04-05 23:17 UTC
239.9 km
M 4.9
Kashiwa
Japan · 2026-04-01 01:06 UTC
267.7 km
M 4.1
Fujisawa
Japan · 2026-03-28 10:36 UTC
220.1 km
M 4.4
Kamisu
Japan · 2026-02-26 11:55 UTC
154.9 km
M 4.4
Isumi
Japan · 2026-02-19 08:24 UTC
162.6 km
M 4.0
Kisarazu
Japan · 2026-02-10 16:12 UTC
114.7 km
M 4.2
Saitama
Japan · 2026-02-06 15:58 UTC
272.2 km
M 4.5
Sakura
Japan · 2026-02-05 00:19 UTC
197.8 km

Stay informed

Earthquake alerts

Create targeted notifications for important seismic activity near the places you follow.

Choose the places you want to monitor.
Set a minimum magnitude for notifications.