| Magnitude | 5.4 |
| Alert | Strong |
| Depth | 34.9 km |
| Coordinates | 37.023, 137.710 |
| UTC time | 1981-05-18 15:31:56.030 |
Earthquake details
Monday, May 18, 1981 Earthquake
The earthquake hit Japan on Monday, May 18, 1981 at 15:31 UTC with a magnitude of 5.4. The closest known location in the current dataset is Itoigawa (Japan - JP), about 12.5 km away. The epicenter is located at longitude 137.710 and latitude 37.023.
| Location | Itoigawa |
| Country | Japan (JP) |
| Severity | Strong |
Earthquake map 1981-05-18
Closest countries
The 12 closest cities near the epicenter.
| Itoigawa | 12.5 km |
| Kurobe-shi | 26.8 km |
| Uozu | 37.1 km |
| Namerikawa | 42.6 km |
| Myoko | 48.5 km |
| Jōetsu | 48.8 km |
| Toyama | 56.8 km |
| Nagano | 59.2 km |
| Imizu | 59.2 km |
| Nishishinminato | 62.6 km |
| Chikuma | 64.7 km |
| Nakano | 65.9 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
|
M 4.9
Chikuma
Japan · 2026-04-18 05:54 UTC
|
56.7 km |
|
M 4.9
Chikuma
Japan · 2026-04-18 04:20 UTC
|
54.2 km |
|
M 4.4
Toyama
Japan · 2026-04-12 23:54 UTC
|
49.8 km |
|
M 4.8
Himimachi
Japan · 2026-02-23 23:03 UTC
|
59.1 km |
|
M 5.1
Matsumoto
Japan · 2026-01-15 05:48 UTC
|
87.0 km |
|
M 4.7
Azumino
Japan · 2026-01-15 05:40 UTC
|
83.0 km |
|
M 4.4
Nanao
Japan · 2026-01-12 20:09 UTC
|
58.0 km |
|
M 4.5
Nanao
Japan · 2025-09-07 23:24 UTC
|
70.0 km |
Stay informed
Earthquake alerts
Create targeted notifications for important seismic activity near the places you follow.