Washington earthquakes

M1.8 earthquake 4 km SE of Port Ludlow, Washington

A magnitude 1.8 earthquake struck 4 km SE of Port Ludlow, Washington on Thu, Oct 28, 1982, 2:16 AM PDT (09:16 UTC), 18 km (11 mi) below the surface.

A larger quake followed: M2.8 4 km NNE of Tracyton, Washington. This one was a foreshock.

Port Ludlow 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
1982-10-28 09:16:43 UTC
Depth
17.5 km (10.9 mi), shallow
Epicenter
47.902° N, 122.634° 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 0.8 km horizontally, 2.2 km in depth
Magnitude uncertainty
±0.06
Depth from
From location
Station coverage gap
61°
Stations used
16

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 30 in the 60 days after this one and 12 in the 30 days before it.

After

  1. 1.50 km SSW of Fall City, Washington · 16045 days ago · 6 km deep · 67 km away
  2. 1.74 km ENE of Southworth, Washington · 16045 days ago · 17 km deep · 45 km away
  3. 2.520 km NW of Hoodsport, Washington · 16043 days ago · 45 km deep · 63 km away
  4. 1.75 km ESE of Carnation, Washington · 16039 days ago · -1 km deep · 66 km away
  5. 1.97 km SE of Wilderness Rim, Washington · 16039 days ago · -1 km deep · 90 km away
  6. 1.72 km NE of Keyport, Washington · 16037 days ago · 19 km deep · 20 km away
  7. 1.97 km NE of North Bend, Washington · 16034 days ago · -1 km deep · 78 km away
  8. 2.84 km NNE of Tracyton, Washington · 16032 days ago · 24 km deep · 29 km away
  9. 1.84 km ESE of Lake Roesiger, Washington · 16032 days ago · 17 km deep · 57 km away
  10. 2.38 km SE of Wilderness Rim, Washington · 16031 days ago · -1 km deep · 90 km away
  11. 1.61 km NNW of Port Orchard, Washington · 16030 days ago · 23 km deep · 39 km away
  12. 2.23 km ESE of Lake Marcel-Stillwater, Washington · 16029 days ago · 9 km deep · 62 km away
  13. 1.6Washington · 16029 days ago · 25 km deep · 74 km away
  14. 1.62 km NW of Mountlake Terrace, Washington · 16024 days ago · 19 km deep · 25 km away
  15. 2.37 km SE of Wilderness Rim, Washington · 16017 days ago · -1 km deep · 90 km away
  16. 2.68 km SE of Wilderness Rim, Washington · 16017 days ago · -1 km deep · 90 km away
  17. 1.82 km NE of West Lake Sammamish, Washington · 16008 days ago · 8 km deep · 54 km away
  18. 2.21 km SSE of Kingsgate, Washington · 16007 days ago · 14 km deep · 41 km away
  19. 2.23 km NW of Redmond, Washington · 16007 days ago · 11 km deep · 43 km away
  20. 2.09 km WNW of La Conner, Washington · 16004 days ago · 57 km deep · 57 km away
  21. 2.00 km NW of Port Orchard, Washington · 16004 days ago · 21 km deep · 40 km away
  22. 2.35 km NW of Burley, Washington · 16003 days ago · 20 km deep · 51 km away
  23. 2.84 km N of Kingston, Washington · 15996 days ago · 23 km deep · 12 km away
  24. 2.63 km WSW of Erlands Point-Kitsap Lake, Washington · 15994 days ago · 13 km deep · 36 km away
  25. 1.83 km WSW of Chico, Washington · 15994 days ago · 11 km deep · 35 km away
  26. 2.35 km SE of Hansville, Washington · 15993 days ago · 20 km deep · 10 km away
  27. 2.28 km NW of Belfair, Washington · 15992 days ago · 9 km deep · 49 km away
  28. 1.86 km NNE of Lofall, Washington · 15991 days ago · 17 km deep · 5 km away
  29. 2.06 km S of Seabeck, Washington · 15991 days ago · 21 km deep · 38 km away
  30. 2.416 km WNW of Orcas, Washington · 15990 days ago · 16 km deep · 93 km away

Before

  1. 1.98 km ENE of Manchester, Washington · 16049 days ago · 18 km deep · 39 km away
  2. 2.14 km ESE of Lake Roesiger, Washington · 16051 days ago · 17 km deep · 57 km away
  3. 2.014 km N of May Creek, Washington · 16052 days ago · -1 km deep · 75 km away
  4. 2.01 km ENE of Keyport, Washington · 16056 days ago · 21 km deep · 22 km away
  5. 2.04 km N of Woods Creek, Washington · 16057 days ago · 15 km deep · 54 km away
  6. 1.76 km SSW of Wilderness Rim, Washington · 16058 days ago · 19 km deep · 84 km away
  7. 2.63 km SW of Darrington, Washington · 16059 days ago · 1 km deep · 83 km away
  8. 1.65 km ENE of Fall City, Washington · 16060 days ago · 15 km deep · 70 km away
  9. 3.02 km W of Manchester, Washington · 16060 days ago · 27 km deep · 39 km away
  10. 1.71 km S of Erlands Point-Kitsap Lake, Washington · 16072 days ago · 19 km deep · 36 km away
  11. 2.05 km WNW of Gorst, Washington · 16072 days ago · 18 km deep · 42 km away
  12. 2.18 km SSE of Victoria, Canada · 16076 days ago · -1 km deep · 71 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10150273. Read Sun, Oct 4, 2026, 6:39 PM UTC.