Washington earthquakes

M2.3 earthquake 33 km NE of Amboy, Washington

A magnitude 2.3 earthquake struck 33 km NE of Amboy, Washington on Thu, Jul 31, 1980, 5:29 AM PDT (12:29 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M2.7 28 km S of Morton, 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
2.3 (md), micro
Local time
UTC
1980-07-31 12:29:35 UTC
Depth
5.1 km (3.2 mi), shallow
Epicenter
46.103° N, 122.122° 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 1.1 km horizontally, 1.6 km in depth
Magnitude uncertainty
±0.06
Depth from
From location
Station coverage gap
188°, poorly surrounded by stations
Stations used
14

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 61 in the 30 days before it.

After

  1. 1.732 km NE of Amboy, Washington · 16855 days ago · 6 km deep · 1 km away
  2. 2.532 km NE of Amboy, Washington · 16855 days ago · 4 km deep · 1 km away
  3. 1.732 km NE of Amboy, Washington · 16855 days ago · 5 km deep · 1 km away
  4. 2.332 km NE of Amboy, Washington · 16855 days ago · 7 km deep · 1 km away
  5. 2.433 km NE of Amboy, Washington · 16852 days ago · 6 km deep · 1 km away
  6. 2.133 km NE of Amboy, Washington · 16852 days ago · 5 km deep · 0 km away
  7. 2.035 km NE of Amboy, Washington · 16851 days ago · 11 km deep · 2 km away
  8. 1.624 km ENE of Ashford, Washington · 16850 days ago · 4 km deep · 90 km away
  9. 1.97 km SW of Felida, Washington · 16848 days ago · 22 km deep · 71 km away
  10. 1.725 km ENE of Ashford, Washington · 16848 days ago · 8 km deep · 90 km away
  11. 2.17 km WSW of Lake Shore, Washington · 16848 days ago · 24 km deep · 71 km away
  12. 1.938 km NE of Amboy, Washington · 16845 days ago · 8 km deep · 8 km away
  13. 2.27 km WSW of Lake Shore, Washington · 16845 days ago · 23 km deep · 70 km away
  14. 2.334 km WSW of Tampico, Washington · 16838 days ago · 6 km deep · 74 km away
  15. 2.17 km NNE of Morton, Washington · 16837 days ago · 0 km deep · 58 km away
  16. 1.710 km SW of Mineral, Washington · 16835 days ago · 15 km deep · 63 km away
  17. 1.733 km NE of Amboy, Washington · 16833 days ago · 6 km deep · 0 km away
  18. 1.611 km WNW of Warren, Oregon · 16827 days ago · 26 km deep · 72 km away
  19. 2.728 km S of Morton, Washington · 16824 days ago · 2 km deep · 24 km away
  20. 1.728 km S of Morton, Washington · 16824 days ago · 2 km deep · 24 km away
  21. 2.32 km NW of Wapanitia, Oregon · 16811 days ago · 5 km deep · 97 km away
  22. 1.9Washington · 16800 days ago · 0 km deep · 12 km away

Before

  1. 2.21 km NW of Columbia City, Oregon · 16861 days ago · 20 km deep · 58 km away
  2. 2.233 km NE of Amboy, Washington · 16861 days ago · 6 km deep · 0 km away
  3. 2.232 km NE of Amboy, Washington · 16862 days ago · 5 km deep · 1 km away
  4. 2.133 km NE of Amboy, Washington · 16862 days ago · 5 km deep · 1 km away
  5. 2.333 km NE of Amboy, Washington · 16862 days ago · 4 km deep · 0 km away
  6. 2.132 km NE of Amboy, Washington · 16863 days ago · 5 km deep · 1 km away
  7. 1.525 km ENE of Ashford, Washington · 16864 days ago · 2 km deep · 89 km away
  8. 2.218 km SSW of Mossyrock, Washington · 16864 days ago · 5 km deep · 45 km away
  9. 1.712 km SSE of Morton, Washington · 16865 days ago · 2 km deep · 39 km away
  10. 2.527 km S of Morton, Washington · 16866 days ago · 2 km deep · 25 km away
  11. 1.732 km NE of Amboy, Washington · 16868 days ago · 6 km deep · 1 km away
  12. 2.732 km NE of Amboy, Washington · 16868 days ago · 5 km deep · 1 km away
  13. 1.712 km SSE of Morton, Washington · 16868 days ago · 2 km deep · 40 km away
  14. 2.139 km NNE of Amboy, Washington · 16868 days ago · -1 km deep · 12 km away
  15. 1.537 km NNE of Amboy, Washington · 16868 days ago · 1 km deep · 13 km away
  16. 2.137 km S of Morton, Washington · 16868 days ago · -1 km deep · 14 km away
  17. 2.338 km NNE of Amboy, Washington · 16868 days ago · 0 km deep · 13 km away
  18. 2.139 km S of Morton, Washington · 16868 days ago · 0 km deep · 13 km away
  19. 2.138 km S of Morton, Washington · 16868 days ago · 0 km deep · 13 km away
  20. 2.338 km NNE of Amboy, Washington · 16868 days ago · 1 km deep · 13 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10086943. Read Mon, Sep 28, 2026, 12:14 AM UTC.