| Magnitude | 6.3 |
| Alert | Severe |
| Depth | 10.0 km |
| Coordinates | 19.278, -155.923 |
| UTC time | 1951-08-21 10:57:00.380 |
Earthquake details
Tuesday, August 21, 1951 Earthquake
The earthquake hit United States on Tuesday, August 21, 1951 at 10:57 UTC with a magnitude of 6.3. The closest known location in the current dataset is Hilo (United States - US), about 100.8 km away. The epicenter is located at longitude -155.923 and latitude 19.278.
| Location | Hilo |
| Country | United States (US) |
| Severity | Severe |
Earthquake map 1951-08-21
Closest countries
The 12 closest cities near the epicenter.
| Hilo | 100.8 km |
| East Honolulu | 291.9 km |
| Honolulu | 303.0 km |
| Kailua | 303.2 km |
| Kaneohe | 306.8 km |
| Aliamanu / Salt Lake / Foster Village | 311.6 km |
| Joint Base Pearl Harbor Hickam | 312.7 km |
| Pearl City | 318.6 km |
| Waipahu | 320.2 km |
| Pacifica | 3825.2 km |
| Daly City | 3831.2 km |
| San Bruno | 3832.1 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 6.0
Hilo
United States · 2026-05-23 07:46 UTC
20.3 km
M 6.0
Hilo
United States · 2026-05-23 07:46 UTC
10.8 km
M 5.9
Hilo
United States · 2026-05-23 07:46 UTC
9.2 km
M 4.4
Hilo
United States · 2026-03-13 03:16 UTC
60.0 km
M 4.2
Hilo
United States · 2026-01-27 09:37 UTC
45.1 km
M 4.4
Hilo
United States · 2025-11-26 09:49 UTC
89.2 km
M 4.1
Hilo
United States · 2025-09-19 05:52 UTC
45.3 km
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