Washington earthquakes

M1.8 earthquake 7 km SSE of Verlot, Washington

A magnitude 1.8 earthquake struck 7 km SSE of Verlot, Washington on Mon, Jul 18, 1983, 3:45 PM PDT (22:45 UTC), -1 km (-1 mi) below the surface.

A larger quake followed: M3.9 11 km W of Port Ludlow, Washington. This one was a foreshock.

Lake Roesiger 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
1983-07-18 22:45:33 UTC
Depth
-0.9 km (-0.5 mi), shallow
Epicenter
48.034° N, 121.730° 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 0.2 km horizontally, 0.1 km in depth
Magnitude uncertainty
±0.07
Depth from
Operator assigned
Station coverage gap
119°
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: 32 in the 60 days after this one and 18 in the 30 days before it.

After

  1. 2.217 km NNE of May Creek, Washington · 15779 days ago · 0 km deep · 12 km away
  2. 2.25 km SE of Klahanie, Washington · 15777 days ago · 14 km deep · 58 km away
  3. 2.110 km ENE of Lake Marcel-Stillwater, Washington · 15777 days ago · 17 km deep · 35 km away
  4. 1.64 km S of Monroe, Washington · 15772 days ago · -1 km deep · 30 km away
  5. 2.03 km SW of Chico, Washington · 15772 days ago · 14 km deep · 90 km away
  6. 1.62 km WSW of Wilderness Rim, Washington · 15771 days ago · 19 km deep · 67 km away
  7. 1.82 km SSW of Browns Point, Washington · 15770 days ago · 8 km deep · 100 km away
  8. 1.55 km SSE of Swede Heaven, Washington · 15768 days ago · 9 km deep · 24 km away
  9. 2.31 km N of Seabeck, Washington · 15768 days ago · 48 km deep · 92 km away
  10. 2.11 km ENE of Clyde Hill, Washington · 15767 days ago · 24 km deep · 57 km away
  11. 1.76 km WNW of La Conner, Washington · 15765 days ago · 22 km deep · 76 km away
  12. 1.75 km WSW of Coupeville, Washington · 15765 days ago · 20 km deep · 79 km away
  13. 1.54 km W of Coupeville, Washington · 15763 days ago · 17 km deep · 78 km away
  14. 1.6Puget Sound region, Washington · 15760 days ago · 7 km deep · 51 km away
  15. 3.17 km ENE of Tanner, Washington · 15758 days ago · 12 km deep · 60 km away
  16. 2.02 km WSW of Burley, Washington · 15756 days ago · 19 km deep · 99 km away
  17. 2.711 km WNW of Coupeville, Washington · 15750 days ago · 8 km deep · 85 km away
  18. 1.640 km WSW of Twisp, Washington · 15744 days ago · 6 km deep · 84 km away
  19. 1.937 km WSW of Winthrop, Washington · 15744 days ago · 5 km deep · 87 km away
  20. 1.73 km ENE of Granite Falls, Washington · 15742 days ago · -1 km deep · 16 km away
  21. 3.911 km W of Port Ludlow, Washington · 15741 days ago · 51 km deep · 83 km away
  22. 2.62 km SSE of Tulalip Bay, Washington · 15741 days ago · 14 km deep · 42 km away
  23. 2.53 km SE of Bangor Trident Base, Washington · 15738 days ago · 19 km deep · 81 km away
  24. 2.03 km NNE of Camano, Washington · 15737 days ago · 23 km deep · 61 km away
  25. 1.91 km WNW of Federal Way, Washington · 15736 days ago · 16 km deep · 90 km away
  26. 1.55 km W of Coupeville, Washington · 15735 days ago · 17 km deep · 79 km away
  27. 1.82 km W of Coupeville, Washington · 15734 days ago · 23 km deep · 76 km away
  28. 2.65 km SSW of Hansville, Washington · 15734 days ago · 22 km deep · 66 km away
  29. 1.81 km WNW of Lake Roesiger, Washington · 15728 days ago · 13 km deep · 17 km away
  30. 2.05 km W of Coupeville, Washington · 15725 days ago · 22 km deep · 79 km away
  31. 1.91 km NNE of Lake Roesiger, Washington · 15724 days ago · 11 km deep · 15 km away
  32. 1.82 km E of Granite Falls, Washington · 15722 days ago · -1 km deep · 17 km away

Before

  1. 2.54 km NNW of Verlot, Washington · 15787 days ago · 14 km deep · 12 km away
  2. 1.82 km ESE of Maltby, Washington · 15789 days ago · 22 km deep · 37 km away
  3. 1.72 km SSE of Browns Point, Washington · 15790 days ago · 3 km deep · 99 km away
  4. 1.84 km NNE of Fall City, Washington · 15790 days ago · 2 km deep · 48 km away
  5. 2.00 km WSW of Port Ludlow, Washington · 15791 days ago · 55 km deep · 73 km away
  6. 1.78 km N of Sedro-Woolley, Washington · 15793 days ago · 12 km deep · 70 km away
  7. 1.95 km ENE of Verlot, Washington · 15794 days ago · 13 km deep · 9 km away
  8. 1.89 km S of Anacortes, Washington · 15796 days ago · 21 km deep · 80 km away
  9. 2.32 km SE of Lake Marcel-Stillwater, Washington · 15799 days ago · 23 km deep · 42 km away
  10. 1.51 km ESE of Martha Lake, Washington · 15800 days ago · 20 km deep · 42 km away
  11. 2.127 km ESE of Glacier, Washington · 15800 days ago · -1 km deep · 86 km away
  12. 2.07 km E of Carnation, Washington · 15801 days ago · 11 km deep · 42 km away
  13. 1.51 km E of Roosevelt, Washington · 15803 days ago · 18 km deep · 25 km away
  14. 1.57 km ENE of Verlot, Washington · 15804 days ago · 8 km deep · 10 km away
  15. 2.04 km ENE of Hobart, Washington · 15804 days ago · -1 km deep · 68 km away
  16. 1.83 km S of Issaquah, Washington · 15808 days ago · -1 km deep · 63 km away
  17. 2.15 km S of Lake Roesiger, Washington · 15811 days ago · 15 km deep · 19 km away
  18. 1.82 km SW of Black Diamond, Washington · 15811 days ago · 13 km deep · 85 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10160438. Read Fri, Oct 2, 2026, 9:16 PM UTC.