| Magnitude | 5.4 |
| Alert | Strong |
| Depth | 57.0 km |
| Coordinates | 51.323, -179.556 |
| UTC time | 1975-03-20 07:30:38.800 |
Earthquake details
Thursday, March 20, 1975 Earthquake
The earthquake hit Alaska on Thursday, March 20, 1975 at 07:30 UTC with a magnitude of 5.4. The closest known location in the current dataset is Petropavlovsk-Kamchatskiy (Alaska - AL), about 1495.3 km away. The epicenter is located at longitude -179.556 and latitude 51.323.
| Location | 211 km WSW of Adak |
| Country | Alaska (AL) |
| Severity | Strong |
Earthquake map 1975-03-20
Closest countries
The 12 closest cities near the epicenter.
| Petropavlovsk-Kamchatskiy | 1495.3 km |
| Yelizovo | 1511.4 km |
| Magadan | 2060.9 km |
| Anchorage | 2111.3 km |
| Fairbanks | 2359.9 km |
| Nemuro | 2747.5 km |
| Yuzhno-Sakhalinsk | 2757.3 km |
| Korsakov | 2769.2 km |
| Abashiri | 2798.7 km |
| Kholmsk | 2800.7 km |
| Kitami | 2837.2 km |
| Sovetskaya Gavan' | 2840.3 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 5.2
211 km WSW of Adak
Alaska · 2026-06-13 11:24 UTC
2.7 km
M 5.1
207 km WSW of Adak
Alaska · 2026-06-13 11:24 UTC
4.5 km
M 4.1
138 km WSW of Adak
Alaska · 2026-05-29 00:26 UTC
86.7 km
M 4.0
298 km WSW of Adak
Alaska · 2026-05-25 05:28 UTC
87.0 km
M 5.8
292 km WSW of Adak
Alaska · 2026-05-09 04:42 UTC
80.9 km
M 5.3
Rat Islands, Aleutian Islands
Alaska · 2026-05-09 04:42 UTC
98.4 km
M 4.7
289 km WSW of Adak
Alaska · 2026-05-08 20:03 UTC
77.6 km
M 4.7
295 km WSW of Adak
Alaska · 2026-04-20 09:54 UTC
84.0 km
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