| Magnitude | 5.3 |
| Alert | Strong |
| Depth | 34.4 km |
| Coordinates | 51.689, 176.307 |
| UTC time | 1990-09-27 21:07:38.420 |
Earthquake details
Thursday, September 27, 1990 Earthquake
The earthquake hit Alaska on Thursday, September 27, 1990 at 21:07 UTC with a magnitude of 5.3. The closest known location in the current dataset is Petropavlovsk-Kamchatskiy (Alaska - AL), about 1208.0 km away. The epicenter is located at longitude 176.307 and latitude 51.689.
| Location | Rat Islands, Aleutian Islands |
| Country | Alaska (AL) |
| Severity | Strong |
Earthquake map 1990-09-27
Closest countries
The 12 closest cities near the epicenter.
| Petropavlovsk-Kamchatskiy | 1208.0 km |
| Yelizovo | 1224.4 km |
| Magadan | 1810.8 km |
| Anchorage | 2298.3 km |
| Nemuro | 2468.7 km |
| Yuzhno-Sakhalinsk | 2469.0 km |
| Korsakov | 2481.3 km |
| Fairbanks | 2510.9 km |
| Kholmsk | 2512.1 km |
| Abashiri | 2516.5 km |
| Sovetskaya Gavan' | 2550.9 km |
| Kitami | 2555.1 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 5.0
239 km ESE of Attu Station
Alaska · 2026-08-23 23:20 UTC
44.8 km
M 5.1
208 km ESE of Attu Station
Alaska · 2026-08-23 23:20 UTC
41.0 km
M 4.2
227 km ESE of Attu Station
Alaska · 2026-07-24 09:56 UTC
51.3 km
M 4.1
235 km ESE of Attu Station
Alaska · 2026-07-19 21:36 UTC
29.7 km
M 4.2
212 km ESE of Attu Station
Alaska · 2026-07-17 20:40 UTC
42.9 km
M 4.2
231 km ESE of Attu Station
Alaska · 2026-07-16 17:18 UTC
21.5 km
M 4.2
231 km ESE of Attu Station
Alaska · 2026-07-11 15:20 UTC
45.2 km
M 4.3
226 km ESE of Attu Station
Alaska · 2026-07-09 15:06 UTC
35.6 km
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