Washington earthquakes

M1.9 earthquake 7 km NW of Cathlamet, Washington

A magnitude 1.9 earthquake struck 7 km NW of Cathlamet, Washington on Wed, May 27, 1981, 5:47 PM PDT (00:47 UTC), -1 km (0 mi) below the surface.

A larger quake followed: M2.1 39 km NNE of Amboy, Washington. This one was a foreshock.

Cathlamet 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
1.9 (md), micro
Local time
UTC
1981-05-28 00:47:49 UTC
Depth
-0.8 km (-0.5 mi), shallow
Epicenter
46.251° N, 123.454° 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 0.4 km horizontally, 0.8 km in depth
Magnitude uncertainty
±0.17
Depth from
Operator assigned
Station coverage gap
262°, poorly surrounded by stations
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: 38 in the 60 days after this one and 17 in the 30 days before it.

After

  1. 1.738 km NNE of Amboy, Washington · 16546 days ago · -1 km deep · 97 km away
  2. 2.139 km NNE of Amboy, Washington · 16545 days ago · -1 km deep · 98 km away
  3. 1.621 km S of Morton, Washington · 16545 days ago · 10 km deep · 93 km away
  4. 2.138 km NNE of Amboy, Washington · 16545 days ago · -1 km deep · 97 km away
  5. 2.324 km S of Morton, Washington · 16544 days ago · 8 km deep · 94 km away
  6. 1.639 km NNE of Amboy, Washington · 16540 days ago · 0 km deep · 98 km away
  7. 1.738 km NNE of Amboy, Washington · 16538 days ago · -1 km deep · 97 km away
  8. 1.638 km NNE of Amboy, Washington · 16536 days ago · -1 km deep · 98 km away
  9. 1.838 km S of Morton, Washington · 16535 days ago · 2 km deep · 98 km away
  10. 1.839 km SSE of Morton, Washington · 16535 days ago · -1 km deep · 99 km away
  11. 2.338 km NNE of Amboy, Washington · 16534 days ago · -1 km deep · 98 km away
  12. 1.620 km S of Morton, Washington · 16534 days ago · 8 km deep · 94 km away
  13. 2.524 km S of Morton, Washington · 16534 days ago · 8 km deep · 94 km away
  14. 2.538 km NNE of Amboy, Washington · 16534 days ago · -1 km deep · 98 km away
  15. 1.738 km NNE of Amboy, Washington · 16534 days ago · -1 km deep · 98 km away
  16. 2.138 km NNE of Amboy, Washington · 16533 days ago · 1 km deep · 98 km away
  17. 1.738 km NNE of Amboy, Washington · 16532 days ago · -1 km deep · 98 km away
  18. 1.538 km NNE of Amboy, Washington · 16532 days ago · -1 km deep · 98 km away
  19. 1.938 km NNE of Amboy, Washington · 16532 days ago · -1 km deep · 98 km away
  20. 2.238 km NNE of Amboy, Washington · 16531 days ago · 0 km deep · 97 km away
  21. 1.737 km NNE of Amboy, Washington · 16531 days ago · -1 km deep · 96 km away
  22. 2.238 km S of Morton, Washington · 16531 days ago · 0 km deep · 97 km away
  23. 2.537 km NNE of Amboy, Washington · 16531 days ago · 12 km deep · 97 km away
  24. 1.837 km NNE of Amboy, Washington · 16531 days ago · -1 km deep · 98 km away
  25. 2.137 km NE of Amboy, Washington · 16531 days ago · -1 km deep · 98 km away
  26. 1.532 km NNE of Amboy, Washington · 16531 days ago · -1 km deep · 95 km away
  27. 2.439 km S of Morton, Washington · 16531 days ago · -1 km deep · 98 km away
  28. 1.936 km NNE of Amboy, Washington · 16530 days ago · -1 km deep · 96 km away
  29. 1.938 km NNE of Amboy, Washington · 16530 days ago · -1 km deep · 97 km away
  30. 1.521 km S of Morton, Washington · 16530 days ago · 10 km deep · 93 km away
  31. 1.521 km S of Morton, Washington · 16524 days ago · 7 km deep · 94 km away
  32. 2.622 km S of Morton, Washington · 16523 days ago · 9 km deep · 94 km away
  33. 3.120 km S of Morton, Washington · 16509 days ago · 8 km deep · 94 km away
  34. 2.523 km S of Morton, Washington · 16498 days ago · -1 km deep · 94 km away
  35. 1.721 km S of Morton, Washington · 16496 days ago · 10 km deep · 93 km away
  36. 1.7Washington · 16495 days ago · 11 km deep · 94 km away
  37. 2.221 km S of Morton, Washington · 16494 days ago · 10 km deep · 93 km away
  38. 1.721 km S of Morton, Washington · 16494 days ago · 10 km deep · 93 km away

Before

  1. 1.621 km S of Morton, Washington · 16554 days ago · 9 km deep · 94 km away
  2. 3.221 km S of Morton, Washington · 16554 days ago · 9 km deep · 93 km away
  3. 1.538 km S of Morton, Washington · 16554 days ago · -1 km deep · 98 km away
  4. 1.522 km S of Morton, Washington · 16554 days ago · 8 km deep · 94 km away
  5. 1.55 km N of La Center, Washington · 16557 days ago · 16 km deep · 72 km away
  6. 1.622 km S of Morton, Washington · 16565 days ago · 7 km deep · 94 km away
  7. 1.524 km S of Morton, Washington · 16565 days ago · 11 km deep · 94 km away
  8. 3.021 km S of Morton, Washington · 16568 days ago · 9 km deep · 93 km away
  9. 4.521 km S of Morton, Washington · 16568 days ago · 9 km deep · 93 km away
  10. 2.724 km S of Morton, Washington · 16568 days ago · 10 km deep · 94 km away
  11. 1.924 km S of Morton, Washington · 16570 days ago · 11 km deep · 93 km away
  12. 1.824 km S of Morton, Washington · 16578 days ago · 8 km deep · 94 km away
  13. 2.023 km S of Morton, Washington · 16579 days ago · 9 km deep · 94 km away
  14. 1.638 km NNE of Amboy, Washington · 16580 days ago · -1 km deep · 97 km away
  15. 3.121 km S of Morton, Washington · 16580 days ago · 10 km deep · 93 km away
  16. 2.023 km S of Morton, Washington · 16580 days ago · 8 km deep · 94 km away
  17. 2.621 km S of Morton, Washington · 16581 days ago · 10 km deep · 93 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10106148. Read Mon, Sep 21, 2026, 11:59 PM UTC.