| Magnitude | 6.3 |
| Alert | Severe |
| Depth | 25.2 km |
| Coordinates | 38.621, 143.225 |
| UTC time | 1968-04-21 08:34:03.070 |
Earthquake details
Sunday, April 21, 1968 Earthquake
The earthquake hit Japan on Sunday, April 21, 1968 at 08:34 UTC with a magnitude of 6.3. The closest known location in the current dataset is Kamaishi (Japan - JP), about 138.3 km away. The epicenter is located at longitude 143.225 and latitude 38.621.
| Location | Ishinomaki |
| Country | Japan (JP) |
| Severity | Severe |
Earthquake map 1968-04-21
Closest countries
The 12 closest cities near the epicenter.
| Kamaishi | 138.3 km |
| Ōfunato | 140.1 km |
| Kesennuma | 146.4 km |
| Miyako | 159.2 km |
| Ishinomaki | 169.2 km |
| Yamoto | 176.4 km |
| Higashimatsushima | 179.8 km |
| Tome | 180.1 km |
| Ichinoseki | 184.5 km |
| Ōshū | 187.3 km |
| Mizusawa | 190.0 km |
| Kurihara | 193.9 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 4.6
Ishinomaki
Japan · 2026-08-04 14:00 UTC
84.1 km
M 4.9
Ishinomaki
Japan · 2026-07-03 01:44 UTC
89.6 km
M 4.2
Kesennuma
Japan · 2026-07-02 20:24 UTC
114.7 km
M 4.0
Ishinomaki
Japan · 2026-06-16 16:06 UTC
141.3 km
M 4.3
Sendai
Japan · 2026-06-12 19:49 UTC
119.9 km
M 4.4
Kesennuma
Japan · 2026-06-11 14:22 UTC
101.9 km
M 4.4
Ishinomaki
Japan · 2026-06-08 22:26 UTC
156.7 km
M 4.2
Ōfunato
Japan · 2026-05-29 08:53 UTC
124.6 km
Stay informed
Earthquake alerts
Create targeted notifications for important seismic activity near the places you follow.