Washington earthquakes

M2.4 earthquake 1 km NNE of Sequim, Washington

A magnitude 2.4 earthquake struck 1 km NNE of Sequim, Washington on Sun, Feb 27, 1972, 12:27 AM PST (08:27 UTC), 48 km (30 mi) below the surface.

A larger quake followed: M2.5 3 km W of Shoreline, Washington. This one was a foreshock.

Sequim 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
2.4 (md), micro
Local time
UTC
1972-02-27 08:27:56 UTC
Depth
47.6 km (29.6 mi), shallow
Epicenter
48.093° N, 123.092° 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 2.4 km horizontally, 1.3 km in depth
Magnitude uncertainty
±0.07
Depth from
From location
Station coverage gap
261°, poorly surrounded by stations
Stations used
5

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 25 in the 60 days after this one and 5 in the 30 days before it.

After

  1. 2.31 km NNE of Mercer Island, Washington · 19930 days ago · 20 km deep · 87 km away
  2. 2.12 km NNE of West Lake Sammamish, Washington · 19929 days ago · 8 km deep · 93 km away
  3. 1.73 km WSW of Fox Island, Washington · 19928 days ago · 49 km deep · 100 km away
  4. 2.53 km W of Shoreline, Washington · 19927 days ago · 18 km deep · 64 km away
  5. 2.53 km W of Shoreline, Washington · 19927 days ago · 18 km deep · 64 km away
  6. 2.17 km N of Camano, Washington · 19926 days ago · 28 km deep · 46 km away
  7. 2.01 km SSW of Beaux Arts Village, Washington · 19920 days ago · 20 km deep · 88 km away
  8. 2.23 km NW of Edmonds, Washington · 19917 days ago · 22 km deep · 59 km away
  9. 1.60 km ENE of Edmonds, Washington · 19911 days ago · 4 km deep · 62 km away
  10. 2.32 km S of Vaughn, Washington · 19909 days ago · 17 km deep · 89 km away
  11. 1.51 km NE of Burien, Washington · 19901 days ago · 22 km deep · 89 km away
  12. 1.62 km S of Vaughn, Washington · 19896 days ago · 17 km deep · 89 km away
  13. 3.02 km SSE of Snohomish, Washington · 19895 days ago · 22 km deep · 79 km away
  14. 2.32 km SE of Snohomish, Washington · 19895 days ago · 24 km deep · 79 km away
  15. 1.62 km SE of Snohomish, Washington · 19895 days ago · 19 km deep · 79 km away
  16. 2.13 km ENE of Des Moines, Washington · 19889 days ago · 10 km deep · 98 km away
  17. 1.80 km ESE of Burien, Washington · 19882 days ago · 26 km deep · 89 km away
  18. 1.921 km WNW of Hoodsport, Washington · 19882 days ago · 53 km deep · 75 km away
  19. 1.91 km E of Clyde Hill, Washington · 19881 days ago · 2 km deep · 84 km away
  20. 1.95 km S of Port Ludlow, Washington · 19880 days ago · 30 km deep · 40 km away
  21. 1.81 km NW of Monroe, Washington · 19880 days ago · 18 km deep · 86 km away
  22. 1.54 km SE of Belfair, Washington · 19880 days ago · 19 km deep · 78 km away
  23. 2.00 km N of Artondale, Washington · 19878 days ago · 48 km deep · 95 km away
  24. 2.45 km S of Acme, Washington · 19875 days ago · 14 km deep · 92 km away
  25. 2.08 km SW of Seabeck, Washington · 19873 days ago · 42 km deep · 58 km away

Before

  1. 1.82 km SSW of Union Hill-Novelty Hill, Washington · 19933 days ago · 15 km deep · 92 km away
  2. 2.47 km SSW of Brinnon, Washington · 19933 days ago · 16 km deep · 55 km away
  3. 3.41 km S of Vaughn, Washington · 19937 days ago · 5 km deep · 88 km away
  4. 2.01 km NE of Burien, Washington · 19956 days ago · 27 km deep · 89 km away
  5. 2.32 km NW of Southworth, Washington · 19960 days ago · 20 km deep · 76 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10852718. Read Wed, Sep 23, 2026, 4:31 AM UTC.