| Magnitude | 5.5 |
| Alert | Strong |
| Depth | 493.0 km |
| Coordinates | 30.599, 137.484 |
| UTC time | 1977-04-20 20:04:29.400 |
Earthquake details
Wednesday, April 20, 1977 Earthquake
The earthquake hit Japan region on Wednesday, April 20, 1977 at 20:04 UTC with a magnitude of 5.5. The closest known location in the current dataset is Tanabe (Japan region - JA), about 401.9 km away. The epicenter is located at longitude 137.484 and latitude 30.599.
| Location | Izu Islands |
| Country | Japan region (JA) |
| Severity | Strong |
Earthquake map 1977-04-20
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