Washington earthquakes

M1.9 earthquake 15 km NNE of Hamilton, Washington

A magnitude 1.9 earthquake struck 15 km NNE of Hamilton, Washington on Fri, Jun 12, 1981, 12:00 PM PDT (19:00 UTC), -1 km (0 mi) below the surface.

A larger quake followed: M3.4 7 km S of Kendall, 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.

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The earthquake

Magnitude
1.9 (md), micro
Local time
UTC
1981-06-12 19:00:30 UTC
Depth
-0.8 km (-0.5 mi), shallow
Epicenter
48.656° N, 121.931° 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 0.1 km horizontally, 0.2 km in depth
Magnitude uncertainty
±0.06
Depth from
Operator assigned
Station coverage gap
117°
Stations used
7

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 32 in the 60 days after this one and 7 in the 30 days before it.

After

  1. 1.516 km SSE of Darrington, Washington · 16535 days ago · 9 km deep · 67 km away
  2. 1.54 km WSW of Darrington, Washington · 16534 days ago · 9 km deep · 51 km away
  3. 3.47 km S of Kendall, Washington · 16528 days ago · 5 km deep · 26 km away
  4. 2.36 km ENE of Deming, Washington · 16528 days ago · 1 km deep · 26 km away
  5. 2.15 km E of Deming, Washington · 16528 days ago · 1 km deep · 25 km away
  6. 2.77 km S of Kendall, Washington · 16528 days ago · 2 km deep · 26 km away
  7. 2.16 km ENE of Deming, Washington · 16528 days ago · 1 km deep · 25 km away
  8. 2.16 km ENE of Deming, Washington · 16528 days ago · 1 km deep · 25 km away
  9. 2.37 km ENE of Deming, Washington · 16528 days ago · 2 km deep · 26 km away
  10. 1.97 km E of Deming, Washington · 16527 days ago · 10 km deep · 24 km away
  11. 1.55 km NE of Port Townsend, Washington · 16525 days ago · 26 km deep · 80 km away
  12. 2.26 km ENE of Deming, Washington · 16523 days ago · 2 km deep · 26 km away
  13. 1.96 km ENE of Deming, Washington · 16523 days ago · 7 km deep · 25 km away
  14. 2.36 km ENE of Deming, Washington · 16523 days ago · 2 km deep · 26 km away
  15. 1.96 km E of Deming, Washington · 16523 days ago · 3 km deep · 24 km away
  16. 1.96 km E of Deming, Washington · 16522 days ago · 1 km deep · 23 km away
  17. 2.06 km ENE of Deming, Washington · 16522 days ago · 2 km deep · 25 km away
  18. 2.56 km E of Deming, Washington · 16522 days ago · 2 km deep · 24 km away
  19. 1.95 km ENE of Deming, Washington · 16521 days ago · 2 km deep · 25 km away
  20. 2.16 km ENE of Deming, Washington · 16521 days ago · 7 km deep · 26 km away
  21. 1.87 km SSE of Kendall, Washington · 16521 days ago · 9 km deep · 25 km away
  22. 1.55 km W of Darrington, Washington · 16520 days ago · 11 km deep · 49 km away
  23. 2.313 km WNW of Orcas, Washington · 16519 days ago · 16 km deep · 87 km away
  24. 1.97 km SSE of Kendall, Washington · 16515 days ago · 3 km deep · 25 km away
  25. 1.95 km S of Kendall, Washington · 16511 days ago · 9 km deep · 28 km away
  26. 1.613 km WNW of Orcas, Washington · 16506 days ago · 15 km deep · 87 km away
  27. 2.07 km E of Deming, Washington · 16504 days ago · 3 km deep · 24 km away
  28. 2.04 km W of Darrington, Washington · 16503 days ago · 2 km deep · 49 km away
  29. 1.8Washington · 16497 days ago · 7 km deep · 16 km away
  30. 2.15 km NW of Orcas, Washington · 16496 days ago · 16 km deep · 78 km away
  31. 1.93 km W of Fobes Hill, Washington · 16490 days ago · 14 km deep · 80 km away
  32. 2.16 km ENE of Deming, Washington · 16490 days ago · 3 km deep · 25 km away

Before

  1. 1.815 km NNE of Hamilton, Washington · 16538 days ago · -1 km deep · 0 km away
  2. 1.911 km NE of Oak Bay, Canada · 16542 days ago · 35 km deep · 93 km away
  3. 1.814 km NNE of Hamilton, Washington · 16553 days ago · -1 km deep · 3 km away
  4. 1.512 km NNE of Hamilton, Washington · 16553 days ago · -1 km deep · 3 km away
  5. 1.68 km SSW of Concrete, Washington · 16559 days ago · 3 km deep · 24 km away
  6. 1.519 km NNE of Index, Washington · 16563 days ago · 6 km deep · 80 km away
  7. 2.06 km NNE of Port Townsend, Washington · 16567 days ago · 21 km deep · 80 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10110308. Read Tue, Sep 22, 2026, 3:51 PM UTC.