Washington earthquakes

M2.3 earthquake 2 km WNW of La Conner, Washington

A magnitude 2.3 earthquake struck 2 km WNW of La Conner, Washington on Sun, Nov 13, 1977, 10:34 AM PST (18:34 UTC), 22 km (14 mi) below the surface.

A larger quake followed: M2.7 2 km ENE of Nooksack, Washington. This one was a foreshock.

La Conner 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
2.3 (md), micro
Local time
UTC
1977-11-13 18:34:32 UTC
Depth
22.0 km (13.6 mi), shallow
Epicenter
48.396° N, 122.524° 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 0.6 km horizontally, 1.1 km in depth
Depth from
From location
Station coverage gap
83°
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: 19 in the 60 days after this one and 7 in the 30 days before it.

After

  1. 1.70 km NNW of Clyde Hill, Washington · 17821 days ago · 21 km deep · 88 km away
  2. 2.11 km WNW of Indianola, Washington · 17819 days ago · 18 km deep · 71 km away
  3. 1.57 km WNW of Swede Heaven, Washington · 17817 days ago · 6 km deep · 53 km away
  4. 1.87 km NNE of Bryant, Washington · 17816 days ago · 2 km deep · 31 km away
  5. 1.63 km W of Suquamish, Washington · 17814 days ago · 24 km deep · 74 km away
  6. 1.54 km ESE of Indianola, Washington · 17810 days ago · 15 km deep · 73 km away
  7. 1.63 km W of Chico, Washington · 17809 days ago · 19 km deep · 88 km away
  8. 1.94 km NNE of Woods Creek, Washington · 17805 days ago · 12 km deep · 71 km away
  9. 1.60 km N of Southworth, Washington · 17805 days ago · 18 km deep · 98 km away
  10. 2.26 km SSE of Port Angeles East, Washington · 17802 days ago · 44 km deep · 71 km away
  11. 2.118 km N of Index, Washington · 17801 days ago · 5 km deep · 88 km away
  12. 1.718 km N of Index, Washington · 17801 days ago · 5 km deep · 88 km away
  13. 1.719 km N of Index, Washington · 17801 days ago · 8 km deep · 88 km away
  14. 1.817 km NE of May Creek, Washington · 17801 days ago · 8 km deep · 87 km away
  15. 2.09 km ENE of Carnation, Washington · 17801 days ago · 16 km deep · 97 km away
  16. 1.518 km S of Friday Harbor, Washington · 17801 days ago · 0 km deep · 34 km away
  17. 1.95 km SE of Monroe, Washington · 17797 days ago · 9 km deep · 79 km away
  18. 2.72 km ENE of Nooksack, Washington · 17787 days ago · 0 km deep · 62 km away
  19. 2.02 km SE of Bangor Trident Base, Washington · 17786 days ago · 48 km deep · 78 km away

Before

  1. 1.92 km SSE of Three Lakes, Washington · 17846 days ago · 8 km deep · 65 km away
  2. 1.61 km N of Esperance, Washington · 17852 days ago · 6 km deep · 68 km away
  3. 2.18 km NE of Duvall, Washington · 17861 days ago · 16 km deep · 81 km away
  4. 1.55 km N of Victoria, Canada · 17861 days ago · 51 km deep · 62 km away
  5. 2.42 km NNE of Coupeville, Washington · 17867 days ago · 22 km deep · 21 km away
  6. 1.62 km NW of White Center, Washington · 17874 days ago · 19 km deep · 97 km away
  7. 3.215 km S of Sooke, Canada · 17874 days ago · 46 km deep · 93 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10845168. Read Tue, Sep 22, 2026, 10:41 AM UTC.