Washington earthquakes

M1.6 earthquake 4 km SW of Darrington, Washington

A magnitude 1.6 earthquake struck 4 km SW of Darrington, Washington on Mon, Aug 20, 2001, 5:16 AM PDT (12:16 UTC), 1 km (1 mi) below the surface.

A larger quake followed: M3.0 7 km E of Deming, Washington. This one was a foreshock.

Darrington 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
2001-08-20 12:16:12 UTC
Depth
1.4 km (0.9 mi), shallow
Epicenter
48.227° N, 121.639° 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, 0.9 km in depth
Magnitude uncertainty
±0.03
Depth from
From location
Station coverage gap
105°
Stations used
12

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 18 in the 60 days after this one and 9 in the 30 days before it.

After

  1. 1.55 km E of Edison, Washington · 9171 days ago · 0 km deep · 65 km away
  2. 1.66 km SW of Darrington, Washington · 9167 days ago · 9 km deep · 2 km away
  3. 2.12 km S of Darrington, Washington · 9167 days ago · 2 km deep · 3 km away
  4. 1.73 km NNE of White Center, Washington · 9164 days ago · 30 km deep · 92 km away
  5. 2.73 km SW of Darrington, Washington · 9162 days ago · 4 km deep · 1 km away
  6. 2.32 km S of Coupeville, Washington · 9152 days ago · 56 km deep · 77 km away
  7. 2.14 km SSE of Lake McMurray, Washington · 9140 days ago · 6 km deep · 43 km away
  8. 1.75 km S of Lake McMurray, Washington · 9139 days ago · 4 km deep · 43 km away
  9. 2.040 km ESE of Darrington, Washington · 9128 days ago · -1 km deep · 43 km away
  10. 1.54 km SSE of Lake McMurray, Washington · 9128 days ago · 8 km deep · 43 km away
  11. 3.07 km E of Deming, Washington · 9126 days ago · 11 km deep · 76 km away
  12. 2.57 km E of Deming, Washington · 9126 days ago · 11 km deep · 75 km away
  13. 1.97 km E of Deming, Washington · 9125 days ago · 14 km deep · 75 km away
  14. 3.08 km E of Deming, Washington · 9125 days ago · 12 km deep · 76 km away
  15. 2.18 km E of Deming, Washington · 9125 days ago · 13 km deep · 76 km away
  16. 1.87 km E of Deming, Washington · 9125 days ago · 12 km deep · 75 km away
  17. 1.92 km ESE of Monroe, Washington · 9114 days ago · 24 km deep · 48 km away
  18. 2.242 km SE of Marblemount, Washington · 9113 days ago · 8 km deep · 50 km away

Before

  1. 3.22 km SW of Darrington, Washington · 9173 days ago · 2 km deep · 2 km away
  2. 1.56 km S of Baring, Washington · 9177 days ago · 9 km deep · 58 km away
  3. 2.28 km NW of Seattle, Washington · 9178 days ago · 26 km deep · 85 km away
  4. 1.52 km E of Oso, Washington · 9179 days ago · 13 km deep · 20 km away
  5. 1.53 km E of Oso, Washington · 9189 days ago · 14 km deep · 19 km away
  6. 2.24 km SW of Shoreline, Washington · 9190 days ago · 27 km deep · 79 km away
  7. 2.02 km NNE of Redmond, Washington · 9196 days ago · 2 km deep · 69 km away
  8. 2.23 km NNW of Mirrormont, Washington · 9199 days ago · 16 km deep · 86 km away
  9. 1.63 km S of Seattle, Washington · 9201 days ago · 13 km deep · 89 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10540623. Read Wed, Sep 30, 2026, 12:24 PM UTC.