| Magnitude | 5.7 |
| Alert | Strong |
| Depth | 25.0 km |
| Coordinates | 25.523, 128.394 |
| UTC time | 1966-05-20 02:53:45.310 |
Earthquake details
Friday, May 20, 1966 Earthquake
The earthquake hit Japan on Friday, May 20, 1966 at 02:53 UTC with a magnitude of 5.7. The closest known location in the current dataset is Nanjō (Japan - JP), about 93.5 km away. The epicenter is located at longitude 128.394 and latitude 25.523.
| Location | Itoman |
| Country | Japan (JP) |
| Severity | Strong |
Earthquake map 1966-05-20
Closest countries
The 12 closest cities near the epicenter.
| Nanjō | 93.5 km |
| Yaese | 93.7 km |
| Itoman | 98.9 km |
| Kanegusuku | 100.5 km |
| Tomigusuku | 102.6 km |
| Ginowan | 103.9 km |
| Katsuren-haebaru | 104.1 km |
| Nishihara | 104.2 km |
| Naha | 105.1 km |
| Urasoe | 105.5 km |
| Gushikawa | 107.0 km |
| Okinawa | 108.2 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
|
M 4.3
Naha
Japan · 2026-04-07 21:04 UTC
|
72.1 km |
|
M 4.7
Naha
Japan · 2026-04-07 20:28 UTC
|
49.4 km |
|
M 4.5
Naha
Japan · 2026-04-07 20:05 UTC
|
48.3 km |
|
M 4.7
Naha
Japan · 2026-03-20 03:35 UTC
|
67.2 km |
|
M 4.4
Naha
Japan · 2026-03-09 20:05 UTC
|
80.7 km |
|
M 4.3
Naha
Japan · 2026-02-09 01:10 UTC
|
72.3 km |
|
M 4.1
Naha
Japan · 2025-11-25 01:44 UTC
|
156.8 km |
|
M 4.5
Naha
Japan · 2025-11-19 17:17 UTC
|
46.6 km |
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