Washington earthquakes

M1.5 earthquake 23 km SSE of Mossyrock, Washington

A magnitude 1.5 earthquake struck 23 km SSE of Mossyrock, Washington on Tue, Sep 9, 2008, 12:10 PM PDT (19:10 UTC), 14 km (9 mi) below the surface.

A larger quake followed: M2.6 17 km SSE of Carbonado, 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
1.5 (Md, duration), micro
Magnitude from
Pacific Northwest Seismic Network
Local time
UTC
2008-09-09 19:10:24 UTC
Depth
14.4 km (8.9 mi), shallow
Epicenter
46.331° N, 122.390° 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 0.3 km horizontally, 0.5 km in depth
Magnitude uncertainty
±0.04
Depth from
From location
Station coverage gap
94°
Stations used
22

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 11 in the 60 days after this one and 19 in the 30 days before it.

After

  1. 2.137 km NNE of Amboy, Washington · 6597 days ago · -1 km deep · 22 km away
  2. 2.06 km NW of North Portland, Oregon · 6595 days ago · 17 km deep · 82 km away
  3. 1.7Washington · 6590 days ago · 12 km deep · 89 km away
  4. 1.523 km ENE of Ashford, Washington · 6589 days ago · -3 km deep · 76 km away
  5. 1.527 km NNW of Amboy, Washington · 6587 days ago · 19 km deep · 23 km away
  6. 2.617 km SSE of Carbonado, Washington · 6580 days ago · 6 km deep · 77 km away
  7. 1.85 km WSW of Kalama, Washington · 6576 days ago · 18 km deep · 55 km away
  8. 1.711 km N of Pe Ell, Washington · 6576 days ago · 29 km deep · 80 km away
  9. 1.630 km S of Morton, Washington · 6559 days ago · 4 km deep · 15 km away
  10. 1.71 km NW of Bonney Lake, Washington · 6551 days ago · 16 km deep · 96 km away
  11. 1.7Puget Sound region, Washington · 6551 days ago · 14 km deep · 95 km away

Before

  1. 2.423 km SSE of Mossyrock, Washington · 6600 days ago · 15 km deep · 0 km away
  2. 1.623 km SSE of Mossyrock, Washington · 6600 days ago · 16 km deep · 0 km away
  3. 2.923 km SSE of Mossyrock, Washington · 6600 days ago · 15 km deep · 0 km away
  4. 2.523 km SSE of Mossyrock, Washington · 6600 days ago · 14 km deep · 0 km away
  5. 1.58 km S of Morton, Washington · 6600 days ago · 15 km deep · 19 km away
  6. 1.837 km NNE of Amboy, Washington · 6603 days ago · 1 km deep · 21 km away
  7. 1.67 km N of Bethany, Oregon · 6607 days ago · 5 km deep · 87 km away
  8. 1.66 km WNW of Tumwater, Washington · 6610 days ago · 0 km deep · 89 km away
  9. 1.57 km WSW of Morton, Washington · 6612 days ago · 19 km deep · 22 km away
  10. 1.619 km SE of Carbonado, Washington · 6612 days ago · 4 km deep · 81 km away
  11. 2.430 km N of Amboy, Washington · 6612 days ago · -1 km deep · 17 km away
  12. 2.612 km N of Ashford, Washington · 6616 days ago · 6 km deep · 66 km away
  13. 1.911 km NE of Ashford, Washington · 6616 days ago · 7 km deep · 66 km away
  14. 1.837 km NNE of Amboy, Washington · 6617 days ago · -1 km deep · 22 km away
  15. 2.137 km NNE of Amboy, Washington · 6619 days ago · -1 km deep · 21 km away
  16. 1.87 km SSW of Onalaska, Washington · 6619 days ago · 17 km deep · 35 km away
  17. 1.836 km NNE of Amboy, Washington · 6622 days ago · -2 km deep · 21 km away
  18. 1.736 km NNE of Amboy, Washington · 6627 days ago · -2 km deep · 22 km away
  19. 2.537 km NNE of Amboy, Washington · 6627 days ago · -2 km deep · 21 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10748413. Read Mon, Oct 5, 2026, 1:34 AM UTC.