Washington earthquakes

M1.7 earthquake 23 km ESE of Packwood, Washington

A magnitude 1.7 earthquake struck 23 km ESE of Packwood, Washington on Thu, Jan 2, 1986, 12:55 PM PST (20:55 UTC), -1 km (-1 mi) below the surface.

A larger quake followed: M3.0 19 km SSE of Carbonado, 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
1.7 (md), micro
Local time
UTC
1986-01-02 20:55:10 UTC
Depth
-1.2 km (-0.7 mi), shallow
Epicenter
46.522° N, 121.397° 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 0.1 km horizontally, 0.3 km in depth
Magnitude uncertainty
±0.10
Depth from
Operator assigned
Station coverage gap
107°
Stations used
26

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 18 in the 60 days after this one and 23 in the 30 days before it.

After

  1. 3.019 km SSE of Carbonado, Washington · 14872 days ago · 10 km deep · 61 km away
  2. 1.714 km N of Naches, Washington · 14871 days ago · 11 km deep · 67 km away
  3. 1.613 km SSW of Thorp, Washington · 14864 days ago · 6 km deep · 69 km away
  4. 1.71 km W of Yakima, Washington · 14863 days ago · 11 km deep · 67 km away
  5. 1.90 km NNE of Yakima, Washington · 14863 days ago · 10 km deep · 69 km away
  6. 1.637 km S of Morton, Washington · 14856 days ago · 0 km deep · 69 km away
  7. 1.620 km S of Morton, Washington · 14855 days ago · 8 km deep · 67 km away
  8. 1.812 km ENE of Yacolt, Washington · 14852 days ago · 6 km deep · 96 km away
  9. 2.122 km NNE of Terrace Heights, Washington · 14845 days ago · 3 km deep · 88 km away
  10. 1.638 km NNE of Amboy, Washington · 14843 days ago · -2 km deep · 70 km away
  11. 1.638 km NNE of Amboy, Washington · 14841 days ago · -2 km deep · 70 km away
  12. 2.45 km ESE of Black Diamond, Washington · 14841 days ago · 12 km deep · 94 km away
  13. 1.838 km NNE of Amboy, Washington · 14834 days ago · -2 km deep · 70 km away
  14. 2.138 km NNE of Amboy, Washington · 14827 days ago · -1 km deep · 70 km away
  15. 1.632 km NE of Amboy, Washington · 14817 days ago · 3 km deep · 73 km away
  16. 1.511 km SE of Greenwater, Washington · 14816 days ago · 6 km deep · 62 km away
  17. 1.933 km NE of Amboy, Washington · 14815 days ago · 5 km deep · 72 km away
  18. 1.738 km NNE of Amboy, Washington · 14813 days ago · -1 km deep · 70 km away

Before

  1. 1.522 km ESE of Packwood, Washington · 14873 days ago · -1 km deep · 0 km away
  2. 1.538 km NNE of Amboy, Washington · 14875 days ago · -2 km deep · 71 km away
  3. 2.022 km NNE of Terrace Heights, Washington · 14876 days ago · 4 km deep · 89 km away
  4. 1.723 km NNE of Terrace Heights, Washington · 14877 days ago · 3 km deep · 90 km away
  5. 1.823 km NNE of Terrace Heights, Washington · 14877 days ago · -1 km deep · 90 km away
  6. 1.514 km SSE of Ashford, Washington · 14877 days ago · 8 km deep · 44 km away
  7. 1.87 km NNE of Elbe, Washington · 14879 days ago · 4 km deep · 69 km away
  8. 3.018 km SE of Carbonado, Washington · 14879 days ago · 6 km deep · 61 km away
  9. 1.524 km S of Morton, Washington · 14880 days ago · 7 km deep · 67 km away
  10. 2.424 km S of Morton, Washington · 14880 days ago · 6 km deep · 67 km away
  11. 3.124 km S of Morton, Washington · 14880 days ago · 6 km deep · 67 km away
  12. 2.13 km NE of West Valley, Washington · 14881 days ago · 7 km deep · 64 km away
  13. 1.53 km NE of West Valley, Washington · 14881 days ago · 8 km deep · 64 km away
  14. 2.43 km NNE of West Valley, Washington · 14881 days ago · 8 km deep · 63 km away
  15. 1.725 km E of Castle Rock, Washington · 14881 days ago · 17 km deep · 94 km away
  16. 1.66 km NE of Amboy, Washington · 14884 days ago · 16 km deep · 99 km away
  17. 2.238 km NNE of Amboy, Washington · 14884 days ago · -1 km deep · 70 km away
  18. 1.537 km NNE of Amboy, Washington · 14885 days ago · -2 km deep · 71 km away
  19. 1.838 km NNE of Amboy, Washington · 14886 days ago · -2 km deep · 71 km away
  20. 1.719 km S of Morton, Washington · 14887 days ago · 8 km deep · 67 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10200508. Read Tue, Sep 22, 2026, 11:14 AM UTC.