Washington earthquakes

M1.7 earthquake 4 km ESE of Mossyrock, Washington

A magnitude 1.7 earthquake struck 4 km ESE of Mossyrock, Washington on Mon, Apr 14, 2008, 11:54 PM PDT (06:54 UTC), 19 km (12 mi) below the surface.

A larger quake followed: M2.6 18 km ENE of Kalama, Washington. This one was a foreshock.

Mossyrock 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
1.7 (Md, duration), micro
Magnitude from
Pacific Northwest Seismic Network
Local time
UTC
2008-04-15 06:54:50 UTC
Depth
19.5 km (12.1 mi), shallow
Epicenter
46.518° N, 122.432° 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
±0.05
Depth from
From location
Station coverage gap
35°
Stations used
32

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 25 in the 60 days after this one and 11 in the 30 days before it.

After

  1. 1.712 km SSE of Morton, Washington · 6740 days ago · 4 km deep · 18 km away
  2. 1.511 km NNE of Ashford, Washington · 6740 days ago · 6 km deep · 51 km away
  3. 1.51 km NNW of Browns Point, Washington · 6739 days ago · 20 km deep · 88 km away
  4. 1.70 km E of Salmon Creek, Washington · 6738 days ago · 19 km deep · 91 km away
  5. 2.618 km ENE of Kalama, Washington · 6736 days ago · 17 km deep · 53 km away
  6. 2.29 km E of Ashford, Washington · 6728 days ago · 1 km deep · 48 km away
  7. 2.10 km E of Auburn, Washington · 6721 days ago · 21 km deep · 89 km away
  8. 1.69 km NE of Kalama, Washington · 6717 days ago · -1 km deep · 56 km away
  9. 1.94 km W of Deer Island, Oregon · 6717 days ago · 26 km deep · 74 km away
  10. 2.021 km NNE of Amboy, Washington · 6716 days ago · 0 km deep · 47 km away
  11. 2.19 km E of Kelso, Washington · 6714 days ago · 19 km deep · 48 km away
  12. 1.61 km SE of Enumclaw, Washington · 6714 days ago · 20 km deep · 83 km away
  13. 2.111 km NE of Ashford, Washington · 6708 days ago · 7 km deep · 52 km away
  14. 1.611 km NE of Ashford, Washington · 6708 days ago · 8 km deep · 52 km away
  15. 2.013 km WSW of Packwood, Washington · 6706 days ago · 1 km deep · 47 km away
  16. 1.837 km NNE of Amboy, Washington · 6700 days ago · 1 km deep · 40 km away
  17. 2.24 km ESE of Mossyrock, Washington · 6700 days ago · 19 km deep · 0 km away
  18. 1.724 km E of Castle Rock, Washington · 6697 days ago · 11 km deep · 31 km away
  19. 1.824 km E of Castle Rock, Washington · 6695 days ago · 12 km deep · 31 km away
  20. 1.937 km NNE of Amboy, Washington · 6695 days ago · 0 km deep · 41 km away
  21. 1.716 km N of Ashford, Washington · 6691 days ago · 0 km deep · 55 km away
  22. 1.824 km E of Castle Rock, Washington · 6689 days ago · 12 km deep · 32 km away
  23. 2.024 km E of Castle Rock, Washington · 6689 days ago · 11 km deep · 31 km away
  24. 2.024 km E of Castle Rock, Washington · 6688 days ago · 11 km deep · 31 km away
  25. 2.1Washington · 6688 days ago · 12 km deep · 31 km away

Before

  1. 1.52 km NW of Black Diamond, Washington · 6756 days ago · 14 km deep · 94 km away
  2. 1.63 km NNW of Black Diamond, Washington · 6756 days ago · 17 km deep · 96 km away
  3. 1.72 km SW of Ravensdale, Washington · 6756 days ago · 18 km deep · 96 km away
  4. 2.02 km NNW of Black Diamond, Washington · 6757 days ago · 19 km deep · 96 km away
  5. 1.511 km E of Kelso, Washington · 6758 days ago · 18 km deep · 47 km away
  6. 1.710 km E of Kelso, Washington · 6758 days ago · 19 km deep · 48 km away
  7. 1.74 km ESE of Mossyrock, Washington · 6760 days ago · 20 km deep · 0 km away
  8. 2.510 km NE of Ashford, Washington · 6760 days ago · 5 km deep · 51 km away
  9. 2.51 km NW of Federal Way, Washington · 6767 days ago · 23 km deep · 91 km away
  10. 1.59 km ESE of Onalaska, Washington · 6773 days ago · 17 km deep · 14 km away
  11. 2.59 km W of Mossyrock, Washington · 6773 days ago · 19 km deep · 14 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10745963. Read Mon, Oct 5, 2026, 7:05 AM UTC.