Washington earthquakes

M2.3 earthquake 34 km WSW of Tampico, Washington

A magnitude 2.3 earthquake struck 34 km WSW of Tampico, Washington on Thu, Aug 21, 1980, 8:13 PM PDT (03:13 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M2.7 28 km S of Morton, Washington. This one was a foreshock.

White Swan 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
2.3 (md), micro
Local time
UTC
1980-08-22 03:13:03 UTC
Depth
5.7 km (3.6 mi), shallow
Epicenter
46.413° N, 121.275° 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, 1.3 km in depth
Magnitude uncertainty
±0.31
Depth from
From location
Station coverage gap
59°
Stations used
20

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 21 in the 60 days after this one and 24 in the 30 days before it.

After

  1. 2.17 km NNE of Morton, Washington · 16832 days ago · 0 km deep · 77 km away
  2. 1.710 km SW of Mineral, Washington · 16830 days ago · 15 km deep · 82 km away
  3. 2.012 km E of Wilkeson, Washington · 16828 days ago · 16 km deep · 89 km away
  4. 1.733 km NE of Amboy, Washington · 16828 days ago · 6 km deep · 73 km away
  5. 2.728 km S of Morton, Washington · 16819 days ago · 2 km deep · 73 km away
  6. 1.728 km S of Morton, Washington · 16819 days ago · 2 km deep · 73 km away
  7. 1.9Washington · 16795 days ago · 0 km deep · 74 km away
  8. 1.837 km NNE of Amboy, Washington · 16789 days ago · 0 km deep · 74 km away
  9. 1.737 km NNE of Amboy, Washington · 16785 days ago · 0 km deep · 74 km away
  10. 1.738 km NNE of Amboy, Washington · 16785 days ago · 0 km deep · 74 km away
  11. 1.937 km NNE of Amboy, Washington · 16784 days ago · -1 km deep · 74 km away
  12. 1.740 km SSE of Morton, Washington · 16779 days ago · -1 km deep · 70 km away
  13. 2.437 km NNE of Amboy, Washington · 16777 days ago · 0 km deep · 74 km away
  14. 2.338 km NNE of Amboy, Washington · 16777 days ago · 0 km deep · 74 km away
  15. 1.838 km NNE of Amboy, Washington · 16777 days ago · 0 km deep · 73 km away
  16. 2.036 km NNE of Amboy, Washington · 16777 days ago · 2 km deep · 76 km away
  17. 2.839 km NNE of Amboy, Washington · 16777 days ago · 0 km deep · 73 km away
  18. 1.736 km S of Morton, Washington · 16775 days ago · 2 km deep · 75 km away
  19. 1.738 km SSE of Morton, Washington · 16775 days ago · -1 km deep · 72 km away
  20. 3.013 km W of Packwood, Washington · 16775 days ago · 5 km deep · 48 km away
  21. 1.813 km W of Packwood, Washington · 16773 days ago · 6 km deep · 48 km away

Before

  1. 1.938 km NE of Amboy, Washington · 16840 days ago · 8 km deep · 70 km away
  2. 1.725 km ENE of Ashford, Washington · 16843 days ago · 8 km deep · 61 km away
  3. 1.624 km ENE of Ashford, Washington · 16845 days ago · 4 km deep · 62 km away
  4. 2.035 km NE of Amboy, Washington · 16846 days ago · 11 km deep · 72 km away
  5. 2.133 km NE of Amboy, Washington · 16847 days ago · 5 km deep · 73 km away
  6. 1.919 km E of Goldendale, Washington · 16847 days ago · 16 km deep · 84 km away
  7. 2.433 km NE of Amboy, Washington · 16847 days ago · 6 km deep · 73 km away
  8. 2.332 km NE of Amboy, Washington · 16849 days ago · 7 km deep · 74 km away
  9. 1.732 km NE of Amboy, Washington · 16849 days ago · 5 km deep · 74 km away
  10. 2.532 km NE of Amboy, Washington · 16850 days ago · 4 km deep · 74 km away
  11. 1.732 km NE of Amboy, Washington · 16850 days ago · 6 km deep · 74 km away
  12. 2.333 km NE of Amboy, Washington · 16854 days ago · 5 km deep · 74 km away
  13. 2.233 km NE of Amboy, Washington · 16856 days ago · 6 km deep · 73 km away
  14. 2.232 km NE of Amboy, Washington · 16856 days ago · 5 km deep · 74 km away
  15. 2.133 km NE of Amboy, Washington · 16857 days ago · 5 km deep · 73 km away
  16. 2.333 km NE of Amboy, Washington · 16857 days ago · 4 km deep · 74 km away
  17. 2.132 km NE of Amboy, Washington · 16858 days ago · 5 km deep · 74 km away
  18. 1.525 km ENE of Ashford, Washington · 16859 days ago · 2 km deep · 61 km away
  19. 2.218 km SSW of Mossyrock, Washington · 16859 days ago · 5 km deep · 99 km away
  20. 1.712 km SSE of Morton, Washington · 16860 days ago · 2 km deep · 73 km away

Earthquakes todayWashington earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10085808. Read Tue, Sep 22, 2026, 8:35 PM UTC.