Washington earthquakes

M1.5 earthquake 5 km SSW of Darrington, Washington

A magnitude 1.5 earthquake struck 5 km SSW of Darrington, Washington on Sun, Jul 20, 1980, 4:19 PM PDT (23:19 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M3.0 5 km SW of Darrington, 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
1.5 (md), micro
Local time
UTC
1980-07-20 23:19:19 UTC
Depth
5.8 km (3.6 mi), shallow
Epicenter
48.213° N, 121.627° 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, 4.6 km in depth
Magnitude uncertainty
±0.13
Depth from
From location
Station coverage gap
139°
Stations used
8

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 13 in the 60 days after this one and 19 in the 30 days before it.

After

  1. 1.75 km ENE of Anacortes, Washington · 16870 days ago · 18 km deep · 76 km away
  2. 2.411 km WSW of Winthrop, Washington · 16863 days ago · 9 km deep · 99 km away
  3. 1.94 km E of Granite Falls, Washington · 16862 days ago · -1 km deep · 25 km away
  4. 1.712 km NNE of Maple Falls, Washington · 16862 days ago · 1 km deep · 96 km away
  5. 1.92 km N of Hamilton, Washington · 16859 days ago · 3 km deep · 45 km away
  6. 1.75 km NNE of Oso, Washington · 16858 days ago · -1 km deep · 23 km away
  7. 1.57 km WNW of Anacortes, Washington · 16848 days ago · 52 km deep · 88 km away
  8. 2.42 km SE of City of Sammamish, Washington · 16840 days ago · 9 km deep · 75 km away
  9. 3.05 km SW of Darrington, Washington · 16837 days ago · 1 km deep · 2 km away
  10. 1.64 km WSW of Hansville, Washington · 16837 days ago · 16 km deep · 80 km away
  11. 1.63 km W of Shoreline, Washington · 16835 days ago · 19 km deep · 76 km away
  12. 1.84 km WSW of Shoreline, Washington · 16828 days ago · 20 km deep · 78 km away
  13. 2.12 km NNW of Warm Beach, Washington · 16827 days ago · 29 km deep · 56 km away

Before

  1. 1.74 km SSW of Wilderness Rim, Washington · 16872 days ago · 26 km deep · 91 km away
  2. 1.510 km SSW of Swede Heaven, Washington · 16872 days ago · 17 km deep · 13 km away
  3. 1.722 km E of Darrington, Washington · 16873 days ago · 8 km deep · 25 km away
  4. 1.58 km NE of Maple Falls, Washington · 16875 days ago · -1 km deep · 89 km away
  5. 1.714 km SSW of Concrete, Washington · 16877 days ago · 2 km deep · 28 km away
  6. 2.85 km WSW of Lake Cavanaugh, Washington · 16879 days ago · 13 km deep · 36 km away
  7. 1.85 km WSW of Lake Cavanaugh, Washington · 16879 days ago · 11 km deep · 36 km away
  8. 1.55 km WSW of Lake Cavanaugh, Washington · 16879 days ago · 10 km deep · 36 km away
  9. 2.25 km WSW of Lake Cavanaugh, Washington · 16879 days ago · 11 km deep · 35 km away
  10. 1.63 km SSW of Fall City, Washington · 16886 days ago · 18 km deep · 78 km away
  11. 1.89 km SSW of Wilderness Rim, Washington · 16887 days ago · 1 km deep · 95 km away
  12. 1.75 km S of La Conner, Washington · 16887 days ago · 8 km deep · 66 km away
  13. 1.57 km WSW of Lake Cavanaugh, Washington · 16889 days ago · 10 km deep · 38 km away
  14. 1.73 km SSW of Mercer Island, Washington · 16897 days ago · -1 km deep · 88 km away
  15. 1.72 km E of Lake Marcel-Stillwater, Washington · 16897 days ago · 7 km deep · 61 km away
  16. 1.64 km N of Bryn Mawr-Skyway, Washington · 16897 days ago · -1 km deep · 89 km away
  17. 3.33 km SSW of Mercer Island, Washington · 16897 days ago · -1 km deep · 88 km away
  18. 3.73 km SW of Mercer Island, Washington · 16897 days ago · -1 km deep · 88 km away
  19. 1.73 km SW of Mercer Island, Washington · 16897 days ago · -1 km deep · 87 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10083373. Read Sun, Sep 27, 2026, 11:01 PM UTC.