Washington earthquakes

M1.7 earthquake 23 km ESE of Packwood, Washington

A magnitude 1.7 earthquake struck 23 km ESE of Packwood, Washington on Sun, Aug 29, 1982, 5:42 PM PDT (00:42 UTC), 2 km (1 mi) below the surface.

A larger quake followed: M2.6 19 km WNW of Bickleton, 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
1982-08-30 00:42:30 UTC
Depth
1.9 km (1.2 mi), shallow
Epicenter
46.524° N, 121.383° 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 1.2 km horizontally, 2.1 km in depth
Magnitude uncertainty
±0.10
Depth from
From location
Station coverage gap
148°
Stations used
12

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 20 in the 60 days after this one and 23 in the 30 days before it.

After

  1. 2.619 km WNW of Bickleton, Washington · 16094 days ago · 2 km deep · 83 km away
  2. 1.86 km S of Greenwater, Washington · 16090 days ago · 2 km deep · 66 km away
  3. 1.837 km SSE of Morton, Washington · 16090 days ago · 9 km deep · 65 km away
  4. 1.613 km NE of Ashford, Washington · 16089 days ago · 9 km deep · 54 km away
  5. 1.622 km S of Morton, Washington · 16089 days ago · 4 km deep · 69 km away
  6. 2.222 km ESE of Packwood, Washington · 16087 days ago · 0 km deep · 3 km away
  7. 1.612 km NE of Ashford, Washington · 16079 days ago · 9 km deep · 55 km away
  8. 1.83 km NNE of Packwood, Washington · 16076 days ago · 4 km deep · 24 km away
  9. 1.936 km NNE of Amboy, Washington · 16075 days ago · -1 km deep · 73 km away
  10. 1.823 km S of Morton, Washington · 16072 days ago · 9 km deep · 69 km away
  11. 1.517 km NW of Packwood, Washington · 16069 days ago · -1 km deep · 40 km away
  12. 3.48 km S of Cliffdell, Washington · 16067 days ago · 2 km deep · 46 km away
  13. 1.69 km SSE of Cliffdell, Washington · 16067 days ago · 2 km deep · 46 km away
  14. 1.725 km S of Morton, Washington · 16054 days ago · 8 km deep · 69 km away
  15. 2.021 km S of Morton, Washington · 16051 days ago · 10 km deep · 69 km away
  16. 2.615 km SSW of Easton, Washington · 16050 days ago · 0 km deep · 66 km away
  17. 2.724 km NNW of Bickleton, Washington · 16044 days ago · 11 km deep · 80 km away
  18. 1.922 km S of Morton, Washington · 16042 days ago · 6 km deep · 68 km away
  19. 1.538 km S of Morton, Washington · 16035 days ago · -2 km deep · 71 km away
  20. 1.539 km NNE of Amboy, Washington · 16034 days ago · -2 km deep · 70 km away

Before

  1. 1.86 km WSW of Nile, Washington · 16094 days ago · 6 km deep · 41 km away
  2. 1.916 km NNE of Ashford, Washington · 16095 days ago · 8 km deep · 58 km away
  3. 2.423 km ESE of Packwood, Washington · 16095 days ago · 0 km deep · 0 km away
  4. 1.525 km S of Morton, Washington · 16099 days ago · 8 km deep · 69 km away
  5. 2.322 km S of Morton, Washington · 16104 days ago · 8 km deep · 69 km away
  6. 1.737 km NNE of Amboy, Washington · 16105 days ago · 0 km deep · 72 km away
  7. 2.137 km NNE of Amboy, Washington · 16106 days ago · 1 km deep · 72 km away
  8. 1.913 km SE of Mossyrock, Washington · 16106 days ago · 10 km deep · 78 km away
  9. 2.837 km NNE of Amboy, Washington · 16106 days ago · 0 km deep · 72 km away
  10. 2.537 km NNE of Amboy, Washington · 16106 days ago · 0 km deep · 72 km away
  11. 1.638 km NNE of Amboy, Washington · 16106 days ago · -1 km deep · 72 km away
  12. 2.037 km NNE of Amboy, Washington · 16106 days ago · -1 km deep · 72 km away
  13. 1.538 km NNE of Amboy, Washington · 16107 days ago · 0 km deep · 71 km away
  14. 2.538 km NNE of Amboy, Washington · 16107 days ago · 0 km deep · 72 km away
  15. 1.942 km WNW of Trout Lake, Washington · 16107 days ago · 0 km deep · 60 km away
  16. 1.94 km SSW of Orting, Washington · 16107 days ago · -1 km deep · 87 km away
  17. 1.838 km NNE of Amboy, Washington · 16108 days ago · 0 km deep · 71 km away
  18. 1.638 km NNE of Amboy, Washington · 16108 days ago · 0 km deep · 72 km away
  19. 2.09 km WNW of Nile, Washington · 16112 days ago · 0 km deep · 45 km away
  20. 1.838 km NNE of Amboy, Washington · 16116 days ago · 0 km deep · 71 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10146673. Read Tue, Sep 22, 2026, 2:50 AM UTC.