Washington earthquakes

M2.3 earthquake 3 km N of Hamilton, Washington

A magnitude 2.3 earthquake struck 3 km N of Hamilton, Washington on Tue, Jan 7, 1986, 2:00 AM PST (10:00 UTC), 1 km (1 mi) below the surface.

A larger quake followed: M2.8 7 km ESE of Verlot, 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
2.3 (md), micro
Local time
UTC
1986-01-07 10:00:29 UTC
Depth
1.1 km (0.7 mi), shallow
Epicenter
48.551° N, 121.987° 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 1.3 km horizontally, 3.9 km in depth
Magnitude uncertainty
±0.11
Depth from
From location
Station coverage gap
94°
Stations used
16

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 7 in the 30 days before it.

After

  1. 1.810 km S of Darrington, Washington · 14866 days ago · 8 km deep · 52 km away
  2. 1.76 km W of Port Townsend, Washington · 14863 days ago · 50 km deep · 80 km away
  3. 2.18 km ESE of Verlot, Washington · 14862 days ago · 4 km deep · 58 km away
  4. 2.87 km ESE of Verlot, Washington · 14862 days ago · 1 km deep · 58 km away
  5. 1.73 km ESE of Indianola, Washington · 14861 days ago · 22 km deep · 98 km away
  6. 1.80 km S of Big Lake, Washington · 14857 days ago · 14 km deep · 25 km away
  7. 2.27 km NNW of Kingston, Washington · 14855 days ago · 49 km deep · 87 km away
  8. 2.45 km SW of Hansville, Washington · 14854 days ago · 17 km deep · 88 km away
  9. 1.55 km E of Granite Falls, Washington · 14854 days ago · -1 km deep · 52 km away
  10. 1.96 km ENE of Verlot, Washington · 14844 days ago · 14 km deep · 53 km away
  11. 1.511 km NNE of North Sultan, Washington · 14840 days ago · -1 km deep · 66 km away
  12. 1.920 km NNE of Concrete, Washington · 14839 days ago · -1 km deep · 29 km away
  13. 1.53 km N of Lake Marcel-Stillwater, Washington · 14835 days ago · 21 km deep · 92 km away
  14. 1.59 km NE of Lake Cavanaugh, Washington · 14834 days ago · -1 km deep · 18 km away
  15. 3.19 km NE of Lake Cavanaugh, Washington · 14834 days ago · 3 km deep · 18 km away
  16. 3.99 km NE of Lake Cavanaugh, Washington · 14834 days ago · -1 km deep · 17 km away
  17. 2.28 km NNE of Lake Cavanaugh, Washington · 14834 days ago · 1 km deep · 17 km away
  18. 1.79 km NNE of Lake Cavanaugh, Washington · 14833 days ago · 3 km deep · 17 km away
  19. 1.69 km NNE of Lake Cavanaugh, Washington · 14833 days ago · 2 km deep · 17 km away
  20. 1.69 km NE of Lake Cavanaugh, Washington · 14827 days ago · -1 km deep · 17 km away
  21. 1.63 km E of Granite Falls, Washington · 14822 days ago · -1 km deep · 52 km away
  22. 1.74 km E of Lake Marcel-Stillwater, Washington · 14808 days ago · 17 km deep · 95 km away

Before

  1. 1.78 km ESE of Verlot, Washington · 14869 days ago · 1 km deep · 58 km away
  2. 1.79 km E of Verlot, Washington · 14869 days ago · 3 km deep · 58 km away
  3. 2.31 km E of Mission, Canada · 14873 days ago · 15 km deep · 68 km away
  4. 1.64 km ESE of Cathcart, Washington · 14874 days ago · 0 km deep · 80 km away
  5. 1.50 km W of Oak Harbor, Washington · 14878 days ago · 25 km deep · 57 km away
  6. 2.011 km SSW of Darrington, Washington · 14889 days ago · 7 km deep · 51 km away
  7. 2.711 km S of Friday Harbor, Washington · 14893 days ago · 26 km deep · 77 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10200948. Read Tue, Sep 22, 2026, 5:59 AM UTC.