Washington earthquakes

M1.6 earthquake 6 km NW of Belfair, Washington

A magnitude 1.6 earthquake struck 6 km NW of Belfair, Washington on Fri, Dec 23, 1988, 6:40 AM PST (14:40 UTC), 16 km (10 mi) below the surface.

A larger quake followed: M3.3 2 km ENE of Yarrow Point, Washington. This one was a foreshock.

Belfair 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
1.6 (md), micro
Local time
UTC
1988-12-23 14:40:39 UTC
Depth
16.3 km (10.1 mi), shallow
Epicenter
47.489° N, 122.898° 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 0.7 km horizontally, 0.7 km in depth
Magnitude uncertainty
±0.07
Depth from
From location
Station coverage gap
88°
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: 30 in the 60 days after this one and 15 in the 30 days before it.

After

  1. 1.72 km E of Keyport, Washington · 13792 days ago · 18 km deep · 33 km away
  2. 1.62 km WSW of Redmond, Washington · 13792 days ago · 5 km deep · 59 km away
  3. 1.52 km E of Keyport, Washington · 13790 days ago · 16 km deep · 33 km away
  4. 2.40 km NE of Esperance, Washington · 13790 days ago · 22 km deep · 53 km away
  5. 1.51 km E of Esperance, Washington · 13789 days ago · 17 km deep · 54 km away
  6. 1.55 km NNE of Mirrormont, Washington · 13781 days ago · 16 km deep · 70 km away
  7. 1.610 km WNW of Shelton, Washington · 13778 days ago · 42 km deep · 38 km away
  8. 2.12 km NE of Yarrow Point, Washington · 13774 days ago · 0 km deep · 56 km away
  9. 1.91 km NNE of Yarrow Point, Washington · 13774 days ago · 0 km deep · 55 km away
  10. 2.22 km SSE of Kirkland, Washington · 13774 days ago · 0 km deep · 56 km away
  11. 2.42 km SSE of Kirkland, Washington · 13774 days ago · 0 km deep · 56 km away
  12. 1.62 km W of Oak Harbor, Washington · 13774 days ago · 23 km deep · 91 km away
  13. 1.92 km NNE of Yarrow Point, Washington · 13773 days ago · 0 km deep · 55 km away
  14. 3.32 km ENE of Yarrow Point, Washington · 13770 days ago · 1 km deep · 56 km away
  15. 1.72 km ESE of Carnation, Washington · 13770 days ago · 20 km deep · 78 km away
  16. 1.81 km S of Kirkland, Washington · 13770 days ago · 0 km deep · 55 km away
  17. 1.80 km NE of Fall City, Washington · 13768 days ago · 2 km deep · 76 km away
  18. 2.71 km W of Fall City, Washington · 13768 days ago · 2 km deep · 75 km away
  19. 2.90 km WNW of Fall City, Washington · 13768 days ago · 2 km deep · 75 km away
  20. 1.51 km NNE of Yarrow Point, Washington · 13768 days ago · 0 km deep · 55 km away
  21. 1.51 km W of North Bend, Washington · 13767 days ago · 18 km deep · 82 km away
  22. 1.60 km N of Yarrow Point, Washington · 13767 days ago · 0 km deep · 54 km away
  23. 1.612 km ENE of McCleary, Washington · 13765 days ago · 47 km deep · 47 km away
  24. 1.86 km NW of Belfair, Washington · 13761 days ago · 16 km deep · 1 km away
  25. 2.13 km SSW of Clinton, Washington · 13756 days ago · 26 km deep · 65 km away
  26. 2.04 km SSW of Des Moines, Washington · 13756 days ago · 15 km deep · 43 km away
  27. 1.71 km NE of Maple Valley, Washington · 13756 days ago · 6 km deep · 66 km away
  28. 1.55 km WSW of Seattle, Washington · 13746 days ago · 9 km deep · 39 km away
  29. 1.814 km E of Wilkeson, Washington · 13743 days ago · 3 km deep · 90 km away
  30. 3.02 km W of Dash Point, Washington · 13735 days ago · 16 km deep · 38 km away

Before

  1. 1.76 km SW of Seattle, Washington · 13799 days ago · 7 km deep · 39 km away
  2. 2.86 km SW of Seattle, Washington · 13799 days ago · 8 km deep · 39 km away
  3. 1.89 km ESE of Enumclaw, Washington · 13807 days ago · 13 km deep · 85 km away
  4. 2.78 km ESE of Enumclaw, Washington · 13807 days ago · 14 km deep · 84 km away
  5. 1.68 km ESE of Enumclaw, Washington · 13807 days ago · 13 km deep · 84 km away
  6. 1.92 km SSE of Kirkland, Washington · 13808 days ago · 1 km deep · 56 km away
  7. 1.50 km NE of Yarrow Point, Washington · 13814 days ago · 0 km deep · 55 km away
  8. 2.83 km NW of Gorst, Washington · 13815 days ago · 49 km deep · 13 km away
  9. 1.62 km SSE of Kirkland, Washington · 13816 days ago · -1 km deep · 56 km away
  10. 1.82 km NNE of Yarrow Point, Washington · 13817 days ago · 0 km deep · 55 km away
  11. 1.51 km WSW of Issaquah, Washington · 13817 days ago · -1 km deep · 64 km away
  12. 1.51 km SSW of Lake Roesiger, Washington · 13819 days ago · 11 km deep · 89 km away
  13. 2.66 km SW of Seattle, Washington · 13819 days ago · 10 km deep · 38 km away
  14. 1.51 km N of Yarrow Point, Washington · 13824 days ago · 12 km deep · 54 km away
  15. 1.61 km N of Yarrow Point, Washington · 13825 days ago · 6 km deep · 55 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10239113. Read Wed, Sep 30, 2026, 3:14 PM UTC.