Washington earthquakes

M2.4 earthquake 7 km W of Othello, Washington

A magnitude 2.4 earthquake struck 7 km W of Othello, Washington on Thu, May 22, 1975, 5:16 PM PDT (00:16 UTC), 16 km (10 mi) below the surface.

A larger quake followed: M3.1 1 km WSW of Pasco, Washington. This one was a foreshock.

Othello 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
2.4 (md), micro
Local time
UTC
1975-05-23 00:16:02 UTC
Depth
16.4 km (10.2 mi), shallow
Epicenter
46.837° N, 119.271° 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, 0.9 km in depth
Magnitude uncertainty
±0.20
Depth from
From location
Station coverage gap
256°, poorly surrounded by stations
Stations used
7

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 33 in the 60 days after this one and 19 in the 30 days before it.

After

  1. 1.616 km NNE of West Richland, Washington · 18750 days ago · 0 km deep · 45 km away
  2. 1.614 km NNE of West Richland, Washington · 18749 days ago · 7 km deep · 46 km away
  3. 2.216 km SE of Prosser, Washington · 18749 days ago · 10 km deep · 86 km away
  4. 1.510 km W of Cascade Valley, Washington · 18745 days ago · 20 km deep · 35 km away
  5. 1.615 km NNE of West Richland, Washington · 18743 days ago · 0 km deep · 45 km away
  6. 2.215 km NNE of West Richland, Washington · 18739 days ago · 2 km deep · 45 km away
  7. 1.515 km NNE of West Richland, Washington · 18738 days ago · 1 km deep · 45 km away
  8. 1.86 km NE of Mattawa, Washington · 18736 days ago · 0 km deep · 45 km away
  9. 2.315 km NNE of West Richland, Washington · 18736 days ago · 1 km deep · 45 km away
  10. 1.515 km NNE of West Richland, Washington · 18735 days ago · 0 km deep · 44 km away
  11. 1.617 km NNE of West Richland, Washington · 18735 days ago · 0 km deep · 44 km away
  12. 1.516 km NNE of West Richland, Washington · 18728 days ago · 0 km deep · 44 km away
  13. 2.316 km NNE of West Richland, Washington · 18727 days ago · 0 km deep · 44 km away
  14. 3.11 km WSW of Pasco, Washington · 18727 days ago · 1 km deep · 68 km away
  15. 2.1Washington · 18727 days ago · 0 km deep · 44 km away
  16. 2.529 km ESE of Desert Aire, Washington · 18726 days ago · 4 km deep · 33 km away
  17. 1.92 km W of Pasco, Washington · 18726 days ago · 3 km deep · 68 km away
  18. 2.10 km E of Pasco, Washington · 18725 days ago · 1 km deep · 68 km away
  19. 1.9Washington · 18717 days ago · 0 km deep · 46 km away
  20. 2.011 km ESE of Prosser, Washington · 18714 days ago · 6 km deep · 80 km away
  21. 3.312 km SSE of Prosser, Washington · 18714 days ago · 9 km deep · 88 km away
  22. 2.412 km SSE of Prosser, Washington · 18714 days ago · 10 km deep · 88 km away
  23. 1.511 km SE of Prosser, Washington · 18714 days ago · 9 km deep · 85 km away
  24. 2.011 km SE of Prosser, Washington · 18714 days ago · 8 km deep · 84 km away
  25. 3.812 km SSE of Prosser, Washington · 18714 days ago · 10 km deep · 89 km away
  26. 2.713 km SSE of Prosser, Washington · 18714 days ago · 9 km deep · 90 km away
  27. 1.510 km SSE of Prosser, Washington · 18714 days ago · 9 km deep · 87 km away
  28. 2.213 km SSE of Prosser, Washington · 18714 days ago · 9 km deep · 90 km away
  29. 2.215 km S of Prosser, Washington · 18713 days ago · 9 km deep · 92 km away
  30. 1.615 km W of Othello, Washington · 18712 days ago · 0 km deep · 9 km away
  31. 2.215 km NNE of West Richland, Washington · 18695 days ago · 0 km deep · 44 km away
  32. 2.73 km N of Rock Island, Washington · 18695 days ago · 6 km deep · 92 km away
  33. 1.87 km SSW of Mesa, Washington · 18693 days ago · 17 km deep · 40 km away

Before

  1. 2.814 km NE of Richland, Washington · 18751 days ago · 2 km deep · 50 km away
  2. 2.016 km NNE of West Richland, Washington · 18752 days ago · 1 km deep · 45 km away
  3. 2.216 km NNE of West Richland, Washington · 18752 days ago · 1 km deep · 45 km away
  4. 2.115 km NNE of West Richland, Washington · 18755 days ago · 0 km deep · 45 km away
  5. 1.615 km NNE of West Richland, Washington · 18756 days ago · 1 km deep · 45 km away
  6. 1.815 km NNE of West Richland, Washington · 18757 days ago · 0 km deep · 45 km away
  7. 1.715 km NNE of West Richland, Washington · 18758 days ago · 0 km deep · 46 km away
  8. 1.815 km NNE of West Richland, Washington · 18758 days ago · 1 km deep · 45 km away
  9. 1.515 km NNE of West Richland, Washington · 18758 days ago · 1 km deep · 45 km away
  10. 2.116 km NNE of West Richland, Washington · 18760 days ago · 0 km deep · 44 km away
  11. 1.514 km NNE of West Richland, Washington · 18761 days ago · 1 km deep · 46 km away
  12. 1.715 km NNE of West Richland, Washington · 18761 days ago · 0 km deep · 45 km away
  13. 1.614 km NNE of West Richland, Washington · 18762 days ago · 1 km deep · 46 km away
  14. 2.315 km NNE of West Richland, Washington · 18763 days ago · 0 km deep · 45 km away
  15. 2.816 km NNE of West Richland, Washington · 18764 days ago · 1 km deep · 45 km away
  16. 1.816 km NNE of West Richland, Washington · 18768 days ago · 0 km deep · 45 km away
  17. 2.016 km NNE of West Richland, Washington · 18768 days ago · 0 km deep · 45 km away
  18. 1.715 km NNE of West Richland, Washington · 18775 days ago · 2 km deep · 45 km away
  19. 1.516 km NNE of West Richland, Washington · 18780 days ago · 2 km deep · 44 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10862623. Read Tue, Sep 22, 2026, 8:35 PM UTC.