Washington earthquakes

M1.9 earthquake 37 km NNE of Amboy, Washington

A magnitude 1.9 earthquake struck 37 km NNE of Amboy, Washington on Thu, Feb 1, 1990, 3:06 AM PST (11:06 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M3.0 13 km NE of Ashford, Washington. This one was a foreshock.

Amboy forecastMore in Washington

Map

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

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The earthquake

Magnitude
1.9 (Md, duration), micro
Magnitude from
Pacific Northwest Seismic Network
Local time
UTC
1990-02-01 11:06:02 UTC
Depth
5.3 km (3.3 mi), shallow
Epicenter
46.198° N, 122.190° 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 0.6 km horizontally, 0.5 km in depth
Magnitude uncertainty
±0.04
Depth from
From location
Station coverage gap
34°
Stations used
33

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 16 in the 60 days after this one and 15 in the 30 days before it.

After

  1. 2.829 km NNW of Carson, Washington · 13388 days ago · 6 km deep · 30 km away
  2. 1.629 km NNW of Carson, Washington · 13388 days ago · 8 km deep · 30 km away
  3. 1.637 km NNE of Amboy, Washington · 13385 days ago · -2 km deep · 0 km away
  4. 1.838 km NNE of Amboy, Washington · 13384 days ago · -2 km deep · 0 km away
  5. 1.8Washington · 13384 days ago · 0 km deep · 1 km away
  6. 2.237 km NNE of Amboy, Washington · 13377 days ago · 0 km deep · 0 km away
  7. 1.728 km SSE of Mossyrock, Washington · 13376 days ago · 6 km deep · 18 km away
  8. 1.737 km NNE of Amboy, Washington · 13373 days ago · 3 km deep · 0 km away
  9. 1.538 km NNE of Amboy, Washington · 13370 days ago · 0 km deep · 1 km away
  10. 1.72 km ESE of Bridgeton, Oregon · 13368 days ago · 19 km deep · 76 km away
  11. 1.612 km SE of Ashford, Washington · 13368 days ago · 7 km deep · 59 km away
  12. 1.523 km S of Morton, Washington · 13364 days ago · 7 km deep · 17 km away
  13. 1.78 km SE of Mineral, Washington · 13364 days ago · 18 km deep · 51 km away
  14. 1.724 km N of Amboy, Washington · 13349 days ago · 6 km deep · 21 km away
  15. 3.013 km NE of Ashford, Washington · 13339 days ago · 9 km deep · 76 km away
  16. 1.70 km SW of Garden Home-Whitford, Oregon · 13333 days ago · 21 km deep · 94 km away

Before

  1. 2.030 km N of Amboy, Washington · 13396 days ago · 15 km deep · 16 km away
  2. 1.9Washington · 13397 days ago · 3 km deep · 1 km away
  3. 1.638 km NNE of Amboy, Washington · 13397 days ago · 2 km deep · 1 km away
  4. 1.537 km NNE of Amboy, Washington · 13397 days ago · 3 km deep · 1 km away
  5. 1.614 km SSE of Carbonado, Washington · 13400 days ago · 5 km deep · 86 km away
  6. 1.538 km NNE of Amboy, Washington · 13402 days ago · 3 km deep · 0 km away
  7. 1.638 km NNE of Amboy, Washington · 13403 days ago · -1 km deep · 0 km away
  8. 1.731 km SSE of Morton, Washington · 13404 days ago · -2 km deep · 9 km away
  9. 1.525 km S of Morton, Washington · 13408 days ago · 12 km deep · 16 km away
  10. 1.526 km NE of Ashford, Washington · 13410 days ago · -2 km deep · 84 km away
  11. 1.68 km SSE of Mineral, Washington · 13411 days ago · 18 km deep · 50 km away
  12. 1.68 km SE of Mineral, Washington · 13414 days ago · 18 km deep · 51 km away
  13. 2.738 km NNE of Amboy, Washington · 13417 days ago · 0 km deep · 2 km away
  14. 1.58 km SE of Mineral, Washington · 13417 days ago · 16 km deep · 51 km away
  15. 2.138 km NNE of Amboy, Washington · 13420 days ago · -2 km deep · 1 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10252373. Read Thu, Oct 1, 2026, 1:08 PM UTC.