Washington earthquakes

M2.1 earthquake 6 km SE of Edison, Washington

A magnitude 2.1 earthquake struck 6 km SE of Edison, Washington on Wed, Nov 28, 1979, 7:49 AM PST (15:49 UTC), 18 km (11 mi) below the surface.

A larger quake followed: M2.2 2 km E of Edison, Washington. This one was a foreshock.

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Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
2.1 (md), micro
Local time
UTC
1979-11-28 15:49:19 UTC
Depth
18.5 km (11.5 mi), shallow
Epicenter
48.517° N, 122.397° 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 0.9 km horizontally, 1.4 km in depth
Magnitude uncertainty
±0.17
Depth from
From location
Station coverage gap
175°
Stations used
10

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 6 in the 60 days after this one and 16 in the 30 days before it.

After

  1. 2.22 km E of Edison, Washington · 17096 days ago · 25 km deep · 6 km away
  2. 1.74 km ESE of Edison, Washington · 17083 days ago · 22 km deep · 3 km away
  3. 1.56 km NNW of Port Townsend, Washington · 17074 days ago · 21 km deep · 49 km away
  4. 1.54 km NNE of Lake Marcel-Stillwater, Washington · 17073 days ago · 10 km deep · 95 km away
  5. 1.81 km WNW of Oak Harbor, Washington · 17069 days ago · 33 km deep · 31 km away
  6. 1.53 km W of Fobes Hill, Washington · 17051 days ago · 21 km deep · 65 km away

Before

  1. 2.516 km SE of Friday Harbor, Washington · 17102 days ago · 54 km deep · 37 km away
  2. 1.54 km WSW of Alger, Washington · 17103 days ago · 4 km deep · 10 km away
  3. 1.53 km ESE of Edison, Washington · 17103 days ago · 18 km deep · 4 km away
  4. 1.83 km ENE of Edison, Washington · 17103 days ago · 15 km deep · 6 km away
  5. 1.64 km SE of Edison, Washington · 17103 days ago · 20 km deep · 2 km away
  6. 3.53 km E of Edison, Washington · 17103 days ago · 12 km deep · 4 km away
  7. 1.63 km W of Alger, Washington · 17103 days ago · 17 km deep · 11 km away
  8. 2.42 km SE of Edison, Washington · 17103 days ago · 8 km deep · 4 km away
  9. 3.84 km E of Edison, Washington · 17103 days ago · 15 km deep · 4 km away
  10. 1.52 km ENE of Sammamish, Washington · 17109 days ago · 17 km deep · 100 km away
  11. 3.612 km NNW of Mission, Canada · 17114 days ago · 15 km deep · 80 km away
  12. 1.54 km SSE of Woods Creek, Washington · 17119 days ago · 9 km deep · 85 km away
  13. 2.03 km SSE of Priest Point, Washington · 17119 days ago · 22 km deep · 58 km away
  14. 1.62 km N of Hansville, Washington · 17121 days ago · 43 km deep · 65 km away
  15. 1.83 km E of Hamilton, Washington · 17127 days ago · 3 km deep · 34 km away
  16. 2.40 km WSW of Tulalip Bay, Washington · 17131 days ago · 29 km deep · 54 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10851398. Read Thu, Sep 24, 2026, 12:13 AM UTC.