Washington earthquakes

M2.3 earthquake 1 km ESE of Edmonds, Washington

A magnitude 2.3 earthquake struck 1 km ESE of Edmonds, Washington on Thu, Jul 21, 1988, 1:58 PM PDT (20:58 UTC), 22 km (13 mi) below the surface.

A larger quake followed: M2.9 13 km ESE of Friday Harbor, Washington. This one was a foreshock.

Edmonds 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
1988-07-21 20:58:47 UTC
Depth
21.7 km (13.5 mi), shallow
Epicenter
47.808° N, 122.361° 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 0.4 km horizontally, 1.0 km in depth
Magnitude uncertainty
±0.08
Depth from
From location
Station coverage gap
44°
Stations used
26

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 21 in the 60 days after this one and 14 in the 30 days before it.

After

  1. 1.95 km ENE of Lofall, Washington · 13942 days ago · 21 km deep · 17 km away
  2. 1.81 km SE of Parkwood, Washington · 13941 days ago · 42 km deep · 36 km away
  3. 1.69 km NNE of Snoqualmie, Washington · 13940 days ago · 11 km deep · 51 km away
  4. 1.81 km SW of Burlington, Washington · 13938 days ago · 14 km deep · 73 km away
  5. 2.210 km SSE of Skykomish, Washington · 13936 days ago · 0 km deep · 83 km away
  6. 1.74 km ENE of Lake McMurray, Washington · 13930 days ago · 2 km deep · 61 km away
  7. 1.72 km NE of Midland, Washington · 13930 days ago · 26 km deep · 70 km away
  8. 1.516 km E of Verlot, Washington · 13928 days ago · 3 km deep · 68 km away
  9. 2.63 km NNE of Redmond, Washington · 13924 days ago · 13 km deep · 23 km away
  10. 2.67 km WSW of Wilderness Rim, Washington · 13923 days ago · 18 km deep · 56 km away
  11. 1.810 km W of Port Ludlow, Washington · 13923 days ago · 44 km deep · 37 km away
  12. 2.30 km ENE of Inglewood-Finn Hill, Washington · 13919 days ago · 14 km deep · 14 km away
  13. 1.81 km E of Black Diamond, Washington · 13913 days ago · 19 km deep · 62 km away
  14. 2.22 km SSE of Kirkland, Washington · 13909 days ago · 0 km deep · 20 km away
  15. 1.54 km SSW of Wilderness Rim, Washington · 13906 days ago · 28 km deep · 62 km away
  16. 2.913 km ESE of Friday Harbor, Washington · 13901 days ago · 27 km deep · 83 km away
  17. 1.75 km E of Granite Falls, Washington · 13901 days ago · -1 km deep · 47 km away
  18. 2.84 km NNE of Camano, Washington · 13900 days ago · 23 km deep · 46 km away
  19. 1.85 km W of Port Hadlock-Irondale, Washington · 13899 days ago · 20 km deep · 45 km away
  20. 2.43 km WSW of Wilderness Rim, Washington · 13895 days ago · 18 km deep · 58 km away
  21. 1.85 km SSE of Concrete, Washington · 13894 days ago · -1 km deep · 90 km away

Before

  1. 1.91 km WNW of Hansville, Washington · 13951 days ago · 13 km deep · 21 km away
  2. 1.53 km WSW of Artondale, Washington · 13952 days ago · 25 km deep · 62 km away
  3. 1.52 km NW of Woods Creek, Washington · 13952 days ago · 16 km deep · 34 km away
  4. 2.04 km NE of Duvall, Washington · 13955 days ago · 25 km deep · 31 km away
  5. 3.15 km W of Lake Cavanaugh, Washington · 13956 days ago · 12 km deep · 60 km away
  6. 1.91 km E of White Center, Washington · 13961 days ago · 23 km deep · 32 km away
  7. 3.218 km E of Verlot, Washington · 13962 days ago · -1 km deep · 69 km away
  8. 2.14 km WSW of Wilderness Rim, Washington · 13965 days ago · 18 km deep · 58 km away
  9. 2.14 km NNE of Key Center, Washington · 13966 days ago · 23 km deep · 55 km away
  10. 1.72 km W of Tanner, Washington · 13966 days ago · 17 km deep · 57 km away
  11. 2.34 km WSW of Darrington, Washington · 13969 days ago · 1 km deep · 71 km away
  12. 1.617 km ESE of Verlot, Washington · 13970 days ago · 2 km deep · 62 km away
  13. 2.24 km WSW of Darrington, Washington · 13970 days ago · 2 km deep · 71 km away
  14. 1.51 km E of Clyde Hill, Washington · 13978 days ago · 24 km deep · 23 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10235958. Read Tue, Sep 29, 2026, 2:33 PM UTC.