| Magnitude | 6.8 |
| Alert | Severe |
| Depth | 33.0 km |
| Coordinates | 25.510, 143.112 |
| UTC time | 1977-12-21 01:00:32.800 |
Earthquake details
Wednesday, December 21, 1977 Earthquake
The earthquake hit Japan region on Wednesday, December 21, 1977 at 01:00 UTC with a magnitude of 6.8. The closest known location in the current dataset is Tateyama (Japan region - JA), about 1099.6 km away. The epicenter is located at longitude 143.112 and latitude 25.510.
| Location | Volcano Islands |
| Country | Japan region (JA) |
| Severity | Severe |
Earthquake map 1977-12-21
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 4.6
Volcano Islands
Japan region · 2026-01-07 22:22 UTC
50.1 km
M 4.4
Bonin Islands
Japan region · 2025-08-12 05:49 UTC
80.4 km
M 4.3
Volcano Islands
Japan region · 2025-04-13 06:43 UTC
19.5 km
M 4.6
Volcano Islands
Japan region · 2025-01-05 22:40 UTC
31.0 km
M 4.4
Volcano Islands
Japan region · 2025-01-05 20:24 UTC
45.2 km
M 4.6
Volcano Islands
Japan region · 2024-12-14 03:33 UTC
38.1 km
M 4.3
Volcano Islands
Japan region · 2024-12-08 23:09 UTC
20.6 km
M 4.6
Volcano Islands
Japan region · 2024-12-05 23:51 UTC
58.8 km
Stay informed
Earthquake alerts
Create targeted notifications for important seismic activity near the places you follow.