Washington earthquakes

M1.8 earthquake 18 km ESE of Darrington, Washington

A magnitude 1.8 earthquake struck 18 km ESE of Darrington, Washington on Tue, Sep 16, 2003, 12:56 AM PDT (07:56 UTC), 9 km (5 mi) below the surface.

A larger quake followed: M2.3 3 km S of Fall City, 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
1.8 (Md, duration), micro
Magnitude from
Pacific Northwest Seismic Network
Local time
UTC
2003-09-16 07:56:52 UTC
Depth
8.5 km (5.3 mi), shallow
Epicenter
48.191° N, 121.368° 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 1.9 km horizontally, 31.8 km in depth
Magnitude uncertainty
±0.05
Depth from
Operator assigned
Station coverage gap
120°
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: 19 in the 60 days after this one and 13 in the 30 days before it.

After

  1. 1.618 km ESE of Darrington, Washington · 8417 days ago · 7 km deep · 2 km away
  2. 1.55 km NE of Anacortes, Washington · 8415 days ago · 12 km deep · 97 km away
  3. 2.06 km NE of Fall City, Washington · 8413 days ago · 17 km deep · 73 km away
  4. 1.55 km WSW of Hansville, Washington · 8411 days ago · 21 km deep · 99 km away
  5. 1.78 km SW of Sultan, Washington · 8408 days ago · 9 km deep · 58 km away
  6. 2.13 km NE of Anacortes, Washington · 8406 days ago · 16 km deep · 98 km away
  7. 2.010 km NNW of Marblemount, Washington · 8405 days ago · 0 km deep · 48 km away
  8. 1.68 km NNW of Freeland, Washington · 8400 days ago · 57 km deep · 90 km away
  9. 1.911 km SE of Skykomish, Washington · 8398 days ago · 5 km deep · 64 km away
  10. 1.62 km NE of Fall City, Washington · 8391 days ago · 7 km deep · 77 km away
  11. 1.71 km WSW of Mountlake Terrace, Washington · 8388 days ago · 18 km deep · 84 km away
  12. 1.510 km ESE of Riverbend, Washington · 8387 days ago · 12 km deep · 88 km away
  13. 2.33 km S of Fall City, Washington · 8378 days ago · 18 km deep · 83 km away
  14. 1.932 km NNE of Marblemount, WA · 8372 days ago · -1 km deep · 69 km away
  15. 1.68 km SSW of Swede Heaven, Washington · 8363 days ago · 13 km deep · 30 km away
  16. 2.04 km SW of Fall City, Washington · 8360 days ago · 21 km deep · 84 km away
  17. 1.56 km ESE of Oso, Washington · 8360 days ago · 13 km deep · 37 km away
  18. 1.79 km S of Leavenworth, Washington · 8360 days ago · -1 km deep · 93 km away
  19. 1.73 km SW of Clinton, Washington · 8358 days ago · 32 km deep · 80 km away

Before

  1. 1.84 km N of Lake Marcel-Stillwater, Washington · 8420 days ago · 6 km deep · 65 km away
  2. 1.952 km WNW of Granite Falls, Washington · 8429 days ago · -1 km deep · 39 km away
  3. 2.38 km NNE of North Sultan, Washington · 8433 days ago · 11 km deep · 39 km away
  4. 1.936 km N of Leavenworth, Washington · 8437 days ago · 5 km deep · 58 km away
  5. 1.81 km E of Maltby, Washington · 8438 days ago · 23 km deep · 69 km away
  6. 2.937 km W of Granite Falls, Washington · 8438 days ago · 5 km deep · 57 km away
  7. 2.31 km WNW of Deming, Washington · 8443 days ago · 0 km deep · 96 km away
  8. 1.64 km WNW of Deming, Washington · 8444 days ago · 13 km deep · 98 km away
  9. 1.911 km SSW of Darrington, Washington · 8444 days ago · 10 km deep · 20 km away
  10. 1.53 km WNW of Deming, Washington · 8445 days ago · 13 km deep · 98 km away
  11. 1.93 km NW of Deming, Washington · 8445 days ago · 16 km deep · 97 km away
  12. 1.6Washington · 8446 days ago · 7 km deep · 93 km away
  13. 1.710 km W of Twisp, Washington · 8447 days ago · -1 km deep · 84 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10596753. Read Sat, Oct 3, 2026, 1:32 AM UTC.