Washington earthquakes

M2.4 earthquake 12 km ESE of Riverbend, Washington

A magnitude 2.4 earthquake struck 12 km ESE of Riverbend, Washington on Sat, Jun 6, 1981, 5:54 AM PDT (12:54 UTC), 13 km (8 mi) below the surface.

A larger quake followed: M2.8 5 km WNW of Lofall, Washington. This one was a foreshock.

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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
1981-06-06 12:54:50 UTC
Depth
13.4 km (8.3 mi), shallow
Epicenter
47.427° N, 121.594° 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 0.7 km horizontally, 1.4 km in depth
Magnitude uncertainty
±0.08
Depth from
From location
Station coverage gap
84°
Stations used
35

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 15 in the 30 days before it.

After

  1. 2.022 km ESE of Packwood, Washington · 16543 days ago · 5 km deep · 100 km away
  2. 1.721 km ENE of Ashford, Washington · 16539 days ago · 3 km deep · 66 km away
  3. 1.516 km SSE of Darrington, Washington · 16534 days ago · 9 km deep · 79 km away
  4. 1.54 km WSW of Darrington, Washington · 16533 days ago · 9 km deep · 90 km away
  5. 1.622 km ENE of Ashford, Washington · 16532 days ago · 1 km deep · 66 km away
  6. 1.63 km ENE of Union Hill-Novelty Hill, Washington · 16531 days ago · -1 km deep · 42 km away
  7. 1.62 km ENE of Union Hill-Novelty Hill, Washington · 16531 days ago · -1 km deep · 42 km away
  8. 1.62 km ENE of Union Hill-Novelty Hill, Washington · 16531 days ago · -1 km deep · 42 km away
  9. 1.60 km NW of Normandy Park, Washington · 16526 days ago · 18 km deep · 57 km away
  10. 1.70 km W of Normandy Park, Washington · 16526 days ago · 17 km deep · 57 km away
  11. 1.70 km W of Normandy Park, Washington · 16526 days ago · 17 km deep · 57 km away
  12. 1.70 km W of Normandy Park, Washington · 16524 days ago · 17 km deep · 57 km away
  13. 1.55 km W of Darrington, Washington · 16520 days ago · 11 km deep · 91 km away
  14. 1.73 km ENE of Union Hill-Novelty Hill, Washington · 16519 days ago · 1 km deep · 42 km away
  15. 1.51 km SSE of Issaquah, Washington · 16518 days ago · 17 km deep · 34 km away
  16. 1.53 km ENE of Union Hill-Novelty Hill, Washington · 16518 days ago · -1 km deep · 42 km away
  17. 2.422 km ESE of Packwood, Washington · 16517 days ago · 5 km deep · 100 km away
  18. 2.223 km ESE of Packwood, Washington · 16517 days ago · 4 km deep · 100 km away
  19. 2.85 km WNW of Lofall, Washington · 16515 days ago · 52 km deep · 96 km away
  20. 1.69 km SSE of Leavenworth, Washington · 16514 days ago · 7 km deep · 74 km away
  21. 1.73 km W of Erlands Point-Kitsap Lake, Washington · 16513 days ago · 13 km deep · 89 km away
  22. 1.87 km E of Carnation, Washington · 16513 days ago · 12 km deep · 30 km away
  23. 1.69 km SSE of Leavenworth, Washington · 16512 days ago · 0 km deep · 73 km away
  24. 1.95 km NW of Wauna, Washington · 16510 days ago · 23 km deep · 83 km away
  25. 2.04 km W of Darrington, Washington · 16503 days ago · 2 km deep · 92 km away
  26. 1.83 km NNE of Crocker, Washington · 16494 days ago · 2 km deep · 52 km away
  27. 1.623 km ENE of Ashford, Washington · 16493 days ago · -1 km deep · 65 km away
  28. 1.68 km ESE of McKenna, Washington · 16491 days ago · 20 km deep · 85 km away
  29. 1.93 km W of Fobes Hill, Washington · 16490 days ago · 14 km deep · 72 km away
  30. 1.516 km NNE of Ashford, Washington · 16487 days ago · 8 km deep · 64 km away
  31. 1.70 km NNE of Duvall, Washington · 16484 days ago · -1 km deep · 46 km away
  32. 1.930 km E of Packwood, Washington · 16484 days ago · 7 km deep · 96 km away

Before

  1. 1.6Washington · 16545 days ago · -1 km deep · 80 km away
  2. 1.9Washington · 16547 days ago · -1 km deep · 42 km away
  3. 1.53 km ENE of Union Hill-Novelty Hill, Washington · 16547 days ago · -1 km deep · 42 km away
  4. 2.56 km NNW of Bangor Trident Base, Washington · 16547 days ago · 21 km deep · 94 km away
  5. 1.722 km ESE of Packwood, Washington · 16551 days ago · 5 km deep · 100 km away
  6. 1.721 km ESE of Packwood, Washington · 16552 days ago · 3 km deep · 99 km away
  7. 1.921 km ESE of Packwood, Washington · 16552 days ago · 1 km deep · 99 km away
  8. 1.622 km ESE of Packwood, Washington · 16553 days ago · 1 km deep · 100 km away
  9. 1.611 km N of Packwood, Washington · 16553 days ago · -2 km deep · 80 km away
  10. 1.67 km ENE of Snoqualmie, Washington · 16555 days ago · 9 km deep · 18 km away
  11. 1.611 km NE of Snoqualmie, Washington · 16558 days ago · 2 km deep · 22 km away
  12. 1.71 km SE of Redmond, Washington · 16562 days ago · 11 km deep · 47 km away
  13. 1.519 km NNE of Index, Washington · 16563 days ago · 6 km deep · 63 km away
  14. 2.40 km W of Mountlake Terrace, Washington · 16564 days ago · 23 km deep · 67 km away
  15. 1.81 km SE of Enetai, Washington · 16571 days ago · 32 km deep · 76 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10109298. Read Tue, Sep 22, 2026, 4:16 AM UTC.