Washington earthquakes

M2.2 earthquake 9 km SW of Concrete, Washington

A magnitude 2.2 earthquake struck 9 km SW of Concrete, Washington on Tue, Apr 16, 2002, 6:38 AM PDT (13:38 UTC), -1 km (-1 mi) below the surface.

A larger quake followed: M2.7 3 km ESE of Lake McMurray, 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
2002-04-16 13:38:57 UTC
Depth
-0.9 km (-0.5 mi), shallow
Epicenter
48.481° N, 121.833° 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 0.0 km horizontally, 0.1 km in depth
Magnitude uncertainty
±0.04
Depth from
Operator assigned
Station coverage gap
107°
Stations used
18

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 17 in the 60 days after this one and 4 in the 30 days before it.

After

  1. 2.019 km NNE of May Creek, Washington · 8929 days ago · 3 km deep · 57 km away
  2. 1.83 km ENE of Union Hill-Novelty Hill, Washington · 8923 days ago · 15 km deep · 89 km away
  3. 2.010 km SSW of Sultan, Washington · 8920 days ago · 6 km deep · 79 km away
  4. 1.87 km WSW of Deming, Washington · 8920 days ago · 20 km deep · 49 km away
  5. 1.67 km WSW of Deming, Washington · 8920 days ago · 21 km deep · 50 km away
  6. 1.6Washington · 8918 days ago · 3 km deep · 81 km away
  7. 1.87 km ENE of Quilcene, Washington · 8917 days ago · 24 km deep · 99 km away
  8. 2.04 km SSE of Lake McMurray, Washington · 8914 days ago · 12 km deep · 36 km away
  9. 2.73 km ESE of Lake McMurray, Washington · 8900 days ago · 14 km deep · 33 km away
  10. 1.87 km SW of Aldergrove, Canada · 8897 days ago · 10 km deep · 78 km away
  11. 1.65 km NNE of Deming, Washington · 8890 days ago · 13 km deep · 52 km away
  12. 1.87 km NNE of Lake Marcel-Stillwater, Washington · 8887 days ago · 4 km deep · 81 km away
  13. 1.70 km ENE of Oak Harbor, Washington · 8886 days ago · 22 km deep · 62 km away
  14. 1.52 km NNW of City of Sammamish, Washington · 8884 days ago · 9 km deep · 97 km away
  15. 1.51 km WSW of Big Lake, Washington · 8882 days ago · 15 km deep · 33 km away
  16. 1.96 km WSW of Lake Cavanaugh, Washington · 8879 days ago · 14 km deep · 28 km away
  17. 1.53 km SW of Three Lakes, Washington · 8876 days ago · 16 km deep · 64 km away

Before

  1. 1.610 km NNW of Friday Harbor, Washington · 8940 days ago · 9 km deep · 93 km away
  2. 1.716 km N of Mission, Canada · 8944 days ago · 8 km deep · 96 km away
  3. 1.56 km SW of Woodway, Washington · 8950 days ago · 24 km deep · 93 km away
  4. 1.916 km N of Mission, Canada · 8952 days ago · 7 km deep · 96 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10553833. Read Wed, Sep 30, 2026, 4:16 PM UTC.