| Magnitude | 5.0 |
| Alert | Strong |
| Depth | 33.0 km |
| Coordinates | 51.021, 178.562 |
| UTC time | 1977-09-04 15:53:40.800 |
Earthquake details
Sunday, September 4, 1977 Earthquake
The earthquake hit Alaska on Sunday, September 4, 1977 at 15:53 UTC with a magnitude of 5.0. The closest known location in the current dataset is Petropavlovsk-Kamchatskiy (Alaska - AL), about 1379.1 km away. The epicenter is located at longitude 178.562 and latitude 51.021.
| Location | Rat Islands, Aleutian Islands |
| Country | Alaska (AL) |
| Severity | Strong |
Earthquake map 1977-09-04
Closest countries
The 12 closest cities near the epicenter.
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 4.2
Rat Islands, Aleutian Islands
Alaska · 2026-10-19 16:27 UTC
56.9 km
M 4.5
Rat Islands, Aleutian Islands
Alaska · 2026-10-19 16:27 UTC
44.1 km
M 4.4
275 km W of Adak
Alaska · 2026-10-11 12:16 UTC
97.0 km
M 4.4
259 km WSW of Adak
Alaska · 2026-09-27 10:30 UTC
87.0 km
M 5.0
Rat Islands, Aleutian Islands
Alaska · 2026-09-27 07:48 UTC
55.6 km
M 4.6
Rat Islands, Aleutian Islands
Alaska · 2026-09-27 07:48 UTC
54.7 km
M 4.4
263 km WSW of Adak
Alaska · 2026-09-26 17:02 UTC
84.3 km
M 4.2
Rat Islands, Aleutian Islands
Alaska · 2026-08-20 02:45 UTC
13.2 km
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