Washington earthquakes

M2.1 earthquake 36 km NNE of Amboy, Washington

A magnitude 2.1 earthquake struck 36 km NNE of Amboy, Washington on Thu, Dec 20, 1990, 1:46 PM PST (21:46 UTC), 1 km (0 mi) below the surface.

Amboy forecastMore in Washington

Map

Where this earthquake was located, with the others nearby. Select one for its page.

Open the live map with earthquakes

The earthquake

Magnitude
2.1 (Md, duration), micro
Magnitude from
Pacific Northwest Seismic Network
Local time
UTC
1990-12-20 21:46:40 UTC
Depth
0.7 km (0.4 mi), shallow
Epicenter
46.192° N, 122.196° W
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 1.6 km horizontally, 1.2 km in depth
Magnitude uncertainty
±0.15
Depth from
From location
Station coverage gap
87°
Stations used
10

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 22 in the 60 days after this one and 8 in the 30 days before it.

After

  1. 1.638 km NNE of Amboy, Washington · 13069 days ago · 0 km deep · 1 km away
  2. 1.738 km NNE of Amboy, Washington · 13069 days ago · 0 km deep · 1 km away
  3. 1.638 km NNE of Amboy, Washington · 13069 days ago · -1 km deep · 2 km away
  4. 1.538 km NNE of Amboy, Washington · 13068 days ago · 0 km deep · 1 km away
  5. 2.18 km N of Bethany, Oregon · 13062 days ago · 17 km deep · 81 km away
  6. 1.720 km S of Packwood, Washington · 13058 days ago · -1 km deep · 51 km away
  7. 1.538 km NNE of Amboy, Washington · 13057 days ago · 2 km deep · 1 km away
  8. 1.84 km SSE of Walnut Grove, Washington · 13056 days ago · 17 km deep · 69 km away
  9. 1.938 km NNE of Amboy, Washington · 13054 days ago · 2 km deep · 1 km away
  10. 1.738 km NNE of Amboy, Washington · 13048 days ago · -1 km deep · 2 km away
  11. 1.56 km SW of Packwood, Washington · 13037 days ago · 4 km deep · 54 km away
  12. 1.715 km S of Morton, Washington · 13037 days ago · 7 km deep · 25 km away
  13. 1.822 km NNW of Carson, Washington · 13030 days ago · 6 km deep · 37 km away
  14. 1.613 km SE of Rainier, Washington · 13029 days ago · 12 km deep · 72 km away
  15. 1.813 km NNE of Ashford, Washington · 13027 days ago · 7 km deep · 78 km away
  16. 1.511 km ESE of Yacolt, Washington · 13025 days ago · 8 km deep · 42 km away
  17. 1.637 km NNE of Amboy, Washington · 13024 days ago · -1 km deep · 1 km away
  18. 1.85 km SSW of Aloha, Oregon · 13023 days ago · 37 km deep · 98 km away
  19. 1.939 km S of Morton, Washington · 13022 days ago · 1 km deep · 3 km away
  20. 1.737 km NNE of Amboy, Washington · 13021 days ago · -1 km deep · 1 km away
  21. 1.537 km NE of Amboy, Washington · 13014 days ago · -2 km deep · 2 km away
  22. 1.836 km NNE of Amboy, Washington · 13013 days ago · 0 km deep · 1 km away

Before

  1. 1.637 km NNE of Amboy, Washington · 13069 days ago · -1 km deep · 1 km away
  2. 2.325 km ENE of Ashford, Washington · 13070 days ago · -2 km deep · 82 km away
  3. 1.64 km SSW of Orting, Washington · 13075 days ago · 1 km deep · 96 km away
  4. 1.925 km ENE of Ashford, Washington · 13078 days ago · -2 km deep · 84 km away
  5. 1.84 km SSE of Mossyrock, Washington · 13084 days ago · 19 km deep · 39 km away
  6. 1.638 km NNE of Amboy, Washington · 13091 days ago · 0 km deep · 2 km away
  7. 1.837 km NNE of Amboy, Washington · 13094 days ago · 0 km deep · 1 km away
  8. 2.38 km NW of Longview Heights, Washington · 13097 days ago · 23 km deep · 64 km away

Earthquakes todayWashington earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10270338. Read Thu, Oct 1, 2026, 10:25 PM UTC.