| Magnitude | 5.0 |
| Alert | Strong |
| Depth | 10.0 km |
| Coordinates | 43.958, -128.548 |
| UTC time | 1986-10-21 11:43:20.930 |
Earthquake details
Tuesday, October 21, 1986 Earthquake
The earthquake hit off the coast of Oregon on Tuesday, October 21, 1986 at 11:43 UTC with a magnitude of 5.0. The closest known location in the current dataset is Corvallis, about 426.7 km away. The epicenter is located at longitude -128.548 and latitude 43.958.
| Location | off the coast of Oregon |
| Country | off the coast of Oregon |
| Severity | Strong |
Earthquake map 1986-10-21
Closest countries
The 12 closest cities near the epicenter.
| Corvallis | 426.7 km |
| Eugene | 437.3 km |
| Albany | 440.0 km |
| Springfield | 442.5 km |
| McMinnville | 446.3 km |
| Salem | 451.5 km |
| Keizer | 453.3 km |
| Grants Pass | 455.8 km |
| Hillsboro | 472.6 km |
| Aloha | 480.6 km |
| Walnut Creek Ct, Tigard | 481.8 km |
| Beaverton | 485.0 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 5.3
off the coast of Oregon
Unknown · 2026-09-07 01:30 UTC
28.3 km
M 4.6
off the coast of Oregon
Unknown · 2026-09-07 01:30 UTC
21.4 km
M 4.0
off the coast of Oregon
Unknown · 2026-08-04 02:46 UTC
21.7 km
M 4.0
off the coast of Oregon
Unknown · 2026-04-07 20:49 UTC
98.2 km
M 4.3
off the coast of Oregon
Unknown · 2026-03-16 07:44 UTC
35.5 km
M 6.0
Corvallis
United States · 2026-01-16 03:25 UTC
49.7 km
M 4.7
Salem
United States · 2025-12-21 09:57 UTC
74.0 km
M 4.3
off the coast of Oregon
Unknown · 2025-12-20 14:05 UTC
11.4 km
Stay informed
Earthquake alerts
Create targeted notifications for important seismic activity near the places you follow.