Washington earthquakes

M2.2 earthquake 11 km NNE of Hamilton, Washington

A magnitude 2.2 earthquake struck 11 km NNE of Hamilton, Washington on Tue, May 29, 1984, 1:07 PM PDT (20:07 UTC), 2 km (2 mi) below the surface.

A larger quake followed: M2.6 4 km NNW 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
2.2 (md), micro
Local time
UTC
1984-05-29 20:07:12 UTC
Depth
2.4 km (1.5 mi), shallow
Epicenter
48.620° N, 121.944° 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 23.1 km horizontally, 58.5 km in depth
Magnitude uncertainty
±0.12
Depth from
Operator assigned
Station coverage gap
161°
Stations used
10

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 23 in the 60 days after this one and 9 in the 30 days before it.

After

  1. 1.69 km N of Hamilton, Washington · 15456 days ago · -1 km deep · 4 km away
  2. 2.64 km NNW of Verlot, Washington · 15454 days ago · 14 km deep · 56 km away
  3. 1.61 km SSE of Friday Harbor, Washington · 15453 days ago · 49 km deep · 79 km away
  4. 2.05 km WNW of Sedro-Woolley, Washington · 15452 days ago · 13 km deep · 28 km away
  5. 1.65 km NW of Sedro-Woolley, Washington · 15452 days ago · 31 km deep · 26 km away
  6. 1.51 km ENE of West Lake Stevens, Washington · 15451 days ago · 58 km deep · 70 km away
  7. 1.72 km NNW of Alger, Washington · 15449 days ago · 12 km deep · 30 km away
  8. 2.15 km N of Burlington, Washington · 15445 days ago · 15 km deep · 30 km away
  9. 1.64 km W of Lynden, Washington · 15444 days ago · 17 km deep · 56 km away
  10. 2.66 km SE of Edison, Washington · 15440 days ago · 9 km deep · 35 km away
  11. 2.25 km ENE of Bay View, Washington · 15438 days ago · 14 km deep · 36 km away
  12. 2.36 km W of Rockport, Washington · 15438 days ago · 2 km deep · 24 km away
  13. 2.016 km W of Coupeville, Washington · 15433 days ago · 46 km deep · 83 km away
  14. 1.830 km ENE of Glacier, Washington · 15430 days ago · 4 km deep · 50 km away
  15. 1.65 km NNW of North Sultan, Washington · 15421 days ago · 11 km deep · 77 km away
  16. 2.16 km NNW of Freeland, Washington · 15421 days ago · 29 km deep · 76 km away
  17. 2.03 km SSE of Swede Heaven, Washington · 15420 days ago · -1 km deep · 44 km away
  18. 1.93 km SSW of Swede Heaven, Washington · 15420 days ago · 2 km deep · 43 km away
  19. 2.99 km N of Lyman, Washington · 15414 days ago · 2 km deep · 8 km away
  20. 1.73 km ENE of Granite Falls, Washington · 15414 days ago · 1 km deep · 59 km away
  21. 1.54 km S of Everson, Washington · 15412 days ago · 15 km deep · 41 km away
  22. 2.48 km N of Lyman, Washington · 15410 days ago · 0 km deep · 8 km away
  23. 2.231 km NE of Maple Ridge, Canada · 15405 days ago · -1 km deep · 96 km away

Before

  1. 2.1Washington-British Columbia border region · 15460 days ago · 17 km deep · 88 km away
  2. 1.6Washington · 15464 days ago · -1 km deep · 14 km away
  3. 2.116 km S of Glacier, Washington · 15464 days ago · -1 km deep · 13 km away
  4. 1.74 km WNW of Orcas, Washington · 15467 days ago · 15 km deep · 78 km away
  5. 2.14 km E of Machias, Washington · 15470 days ago · 7 km deep · 71 km away
  6. 2.05 km ENE of Anacortes, Washington · 15475 days ago · 17 km deep · 46 km away
  7. 1.74 km E of Granite Falls, Washington · 15480 days ago · -1 km deep · 59 km away
  8. 1.710 km SSW of Darrington, Washington · 15484 days ago · 18 km deep · 56 km away
  9. 1.66 km NW of Burlington, Washington · 15486 days ago · 18 km deep · 35 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10177253. Read Tue, Sep 22, 2026, 3:13 PM UTC.