Washington earthquakes

M1.6 earthquake 8 km SSW of Concrete, Washington

A magnitude 1.6 earthquake struck 8 km SSW of Concrete, Washington on Fri, May 22, 1981, 10:50 AM PDT (17:50 UTC), 3 km (2 mi) below the surface.

A larger quake followed: M1.8 14 km NNE of Hamilton, Washington. This one was a foreshock.

Concrete 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
1.6 (md), micro
Local time
UTC
1981-05-22 17:50:32 UTC
Depth
2.8 km (1.8 mi), shallow
Epicenter
48.466° N, 121.770° 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 0.5 km horizontally, 2.3 km in depth
Magnitude uncertainty
±0.09
Depth from
From location
Station coverage gap
110°
Stations used
9

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 38 in the 60 days after this one and 15 in the 30 days before it.

After

  1. 1.512 km NNE of Hamilton, Washington · 16553 days ago · -1 km deep · 23 km away
  2. 1.814 km NNE of Hamilton, Washington · 16552 days ago · -1 km deep · 21 km away
  3. 1.53 km ENE of Union Hill-Novelty Hill, Washington · 16547 days ago · -1 km deep · 87 km away
  4. 1.9Washington · 16546 days ago · -1 km deep · 88 km away
  5. 1.815 km NNE of Hamilton, Washington · 16538 days ago · -1 km deep · 24 km away
  6. 1.915 km NNE of Hamilton, Washington · 16537 days ago · -1 km deep · 24 km away
  7. 1.516 km SSE of Darrington, Washington · 16534 days ago · 9 km deep · 43 km away
  8. 1.54 km WSW of Darrington, Washington · 16533 days ago · 9 km deep · 27 km away
  9. 1.63 km ENE of Union Hill-Novelty Hill, Washington · 16531 days ago · -1 km deep · 88 km away
  10. 1.62 km ENE of Union Hill-Novelty Hill, Washington · 16531 days ago · -1 km deep · 88 km away
  11. 1.62 km ENE of Union Hill-Novelty Hill, Washington · 16531 days ago · -1 km deep · 88 km away
  12. 3.47 km S of Kendall, Washington · 16527 days ago · 5 km deep · 50 km away
  13. 2.36 km ENE of Deming, Washington · 16527 days ago · 1 km deep · 50 km away
  14. 2.15 km E of Deming, Washington · 16527 days ago · 1 km deep · 49 km away
  15. 2.77 km S of Kendall, Washington · 16527 days ago · 2 km deep · 50 km away
  16. 2.16 km ENE of Deming, Washington · 16527 days ago · 1 km deep · 49 km away
  17. 2.16 km ENE of Deming, Washington · 16527 days ago · 1 km deep · 49 km away
  18. 2.37 km ENE of Deming, Washington · 16527 days ago · 2 km deep · 50 km away
  19. 1.97 km E of Deming, Washington · 16527 days ago · 10 km deep · 49 km away
  20. 1.55 km NE of Port Townsend, Washington · 16524 days ago · 26 km deep · 77 km away
  21. 2.26 km ENE of Deming, Washington · 16523 days ago · 2 km deep · 50 km away
  22. 1.96 km ENE of Deming, Washington · 16522 days ago · 7 km deep · 49 km away
  23. 2.36 km ENE of Deming, Washington · 16522 days ago · 2 km deep · 50 km away
  24. 1.96 km E of Deming, Washington · 16522 days ago · 3 km deep · 48 km away
  25. 1.96 km E of Deming, Washington · 16522 days ago · 1 km deep · 47 km away
  26. 2.06 km ENE of Deming, Washington · 16522 days ago · 2 km deep · 49 km away
  27. 2.56 km E of Deming, Washington · 16521 days ago · 2 km deep · 49 km away
  28. 1.95 km ENE of Deming, Washington · 16521 days ago · 2 km deep · 50 km away
  29. 2.16 km ENE of Deming, Washington · 16520 days ago · 7 km deep · 50 km away
  30. 1.87 km SSE of Kendall, Washington · 16520 days ago · 9 km deep · 50 km away
  31. 1.55 km W of Darrington, Washington · 16520 days ago · 11 km deep · 25 km away
  32. 1.73 km ENE of Union Hill-Novelty Hill, Washington · 16519 days ago · 1 km deep · 87 km away
  33. 1.53 km ENE of Union Hill-Novelty Hill, Washington · 16518 days ago · -1 km deep · 88 km away
  34. 1.97 km SSE of Kendall, Washington · 16515 days ago · 3 km deep · 49 km away
  35. 1.87 km E of Carnation, Washington · 16513 days ago · 12 km deep · 90 km away
  36. 1.95 km S of Kendall, Washington · 16510 days ago · 9 km deep · 52 km away
  37. 2.07 km E of Deming, Washington · 16503 days ago · 3 km deep · 49 km away
  38. 2.04 km W of Darrington, Washington · 16503 days ago · 2 km deep · 25 km away

Before

  1. 1.611 km NE of Snoqualmie, Washington · 16558 days ago · 2 km deep · 96 km away
  2. 1.71 km SE of Redmond, Washington · 16561 days ago · 11 km deep · 92 km away
  3. 1.519 km NNE of Index, Washington · 16563 days ago · 6 km deep · 56 km away
  4. 2.40 km W of Mountlake Terrace, Washington · 16564 days ago · 23 km deep · 85 km away
  5. 2.06 km NNE of Port Townsend, Washington · 16567 days ago · 21 km deep · 79 km away
  6. 2.413 km WSW of Ault Field, Washington · 16568 days ago · 29 km deep · 81 km away
  7. 1.52 km SW of Roosevelt, Washington · 16576 days ago · 25 km deep · 68 km away
  8. 1.5Washington · 16577 days ago · 1 km deep · 19 km away
  9. 1.55 km NNE of Oso, Washington · 16579 days ago · 0 km deep · 19 km away
  10. 2.56 km NNE of Oso, Washington · 16579 days ago · 1 km deep · 19 km away
  11. 1.65 km NNE of Oso, Washington · 16579 days ago · 1 km deep · 19 km away
  12. 2.05 km NNE of Oso, Washington · 16579 days ago · 5 km deep · 19 km away
  13. 1.76 km NNE of Oso, Washington · 16579 days ago · 0 km deep · 19 km away
  14. 1.56 km NNE of Oso, Washington · 16586 days ago · 0 km deep · 19 km away
  15. 1.77 km NNW of Kingston, Washington · 16586 days ago · 29 km deep · 89 km away

Earthquakes todayWashington earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10104233. Read Tue, Sep 22, 2026, 3:29 AM UTC.