Washington earthquakes

M2.4 earthquake Washington

A magnitude 2.4 earthquake struck in Washington on Sun, Apr 14, 1974, 11:21 PM PDT (06:21 UTC), 24 km (15 mi) below the surface.

A larger quake followed: M4.7 19 km NE of Packwood, 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
1974-04-15 06:21:58 UTC
Depth
23.6 km (14.7 mi), shallow
Epicenter
46.829° N, 121.881° 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 1.5 km horizontally, 2.5 km in depth
Magnitude uncertainty
±0.13
Depth from
From location
Station coverage gap
139°
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: 31 in the 60 days after this one and 5 in the 30 days before it.

After

  1. 1.58 km NNE of Ashford, Washington · 19153 days ago · 7 km deep · 7 km away
  2. 1.922 km NE of Packwood, Washington · 19151 days ago · -1 km deep · 37 km away
  3. 4.719 km NE of Packwood, Washington · 19150 days ago · 4 km deep · 33 km away
  4. 2.321 km NE of Packwood, Washington · 19150 days ago · 4 km deep · 30 km away
  5. 1.50 km WNW of Maple Valley, Washington · 19149 days ago · 2 km deep · 64 km away
  6. 1.65 km WSW of Wilderness Rim, Washington · 19149 days ago · 16 km deep · 67 km away
  7. 2.418 km NNE of Packwood, Washington · 19149 days ago · 1 km deep · 27 km away
  8. 3.520 km ENE of Packwood, Washington · 19149 days ago · 3 km deep · 38 km away
  9. 1.820 km NE of Packwood, Washington · 19146 days ago · 5 km deep · 29 km away
  10. 1.60 km E of White Center, Washington · 19145 days ago · 23 km deep · 84 km away
  11. 2.14 km N of Packwood, Washington · 19144 days ago · 6 km deep · 25 km away
  12. 2.222 km NE of Packwood, Washington · 19144 days ago · 5 km deep · 31 km away
  13. 1.525 km ENE of Ashford, Washington · 19130 days ago · 6 km deep · 11 km away
  14. 2.025 km N of Packwood, Washington · 19123 days ago · 8 km deep · 14 km away
  15. 2.117 km NE of Snoqualmie, Washington · 19121 days ago · 3 km deep · 92 km away
  16. 3.533 km NE of Amboy, Washington · 19119 days ago · 11 km deep · 80 km away
  17. 1.64 km SW of Wilderness Rim, Washington · 19118 days ago · 21 km deep · 66 km away
  18. 1.93 km SW of Wilderness Rim, Washington · 19118 days ago · 18 km deep · 67 km away
  19. 3.03 km WSW of Ravensdale, Washington · 19118 days ago · 18 km deep · 58 km away
  20. 1.93 km NE of Maple Heights-Lake Desire, Washington · 19116 days ago · 11 km deep · 73 km away
  21. 2.22 km WNW of Hobart, Washington · 19116 days ago · 15 km deep · 67 km away
  22. 1.70 km E of Ravensdale, Washington · 19113 days ago · 16 km deep · 59 km away
  23. 1.61 km SSW of Ravensdale, Washington · 19113 days ago · 18 km deep · 58 km away
  24. 2.26 km NW of Roy, Washington · 19106 days ago · 12 km deep · 59 km away
  25. 1.61 km SSE of Seattle, Washington · 19105 days ago · 5 km deep · 92 km away
  26. 2.04 km WSW of Seattle, Washington · 19105 days ago · 2 km deep · 92 km away
  27. 1.73 km SW of Seattle, Washington · 19104 days ago · 3 km deep · 91 km away
  28. 1.516 km WSW of Alder, Washington · 19101 days ago · 28 km deep · 47 km away
  29. 1.813 km NE of Ashford, Washington · 19098 days ago · 5 km deep · 5 km away
  30. 2.114 km NE of Ashford, Washington · 19098 days ago · 12 km deep · 2 km away
  31. 1.711 km SE of Ashford, Washington · 19097 days ago · 7 km deep · 16 km away

Before

  1. 1.88 km E of Ashford, Washington · 19155 days ago · 19 km deep · 7 km away
  2. 1.51 km N of Seattle, Washington · 19158 days ago · -1 km deep · 94 km away
  3. 2.30 km NE of Seattle, Washington · 19159 days ago · -1 km deep · 93 km away
  4. 2.01 km WSW of Mercer Island, Washington · 19163 days ago · 0 km deep · 86 km away
  5. 1.931 km E of Castle Rock, Washington · 19183 days ago · 18 km deep · 81 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10858433. Read Thu, Sep 24, 2026, 11:40 AM UTC.