Washington earthquakes

M1.7 earthquake 15 km ENE of Packwood, Washington

A magnitude 1.7 earthquake struck 15 km ENE of Packwood, Washington on Sat, Aug 24, 1985, 11:46 PM PDT (06:46 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M2.1 12 km SSW of Toppenish, Washington. This one was a foreshock.

Tieton 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), micro
Local time
UTC
1985-08-25 06:46:53 UTC
Depth
5.3 km (3.3 mi), shallow
Epicenter
46.673° N, 121.498° 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, 0.4 km in depth
Magnitude uncertainty
±0.11
Depth from
From location
Station coverage gap
84°
Stations used
29

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 22 in the 30 days before it.

After

  1. 2.112 km SSW of Toppenish, Washington · 15001 days ago · -1 km deep · 98 km away
  2. 1.538 km NNE of Amboy, Washington · 14998 days ago · -2 km deep · 74 km away
  3. 1.813 km ESE of Ashford, Washington · 14993 days ago · -1 km deep · 28 km away
  4. 2.5Washington · 14992 days ago · 6 km deep · 69 km away
  5. 1.829 km S of Morton, Washington · 14986 days ago · 10 km deep · 70 km away
  6. 2.37 km SSE of Carbonado, Washington · 14986 days ago · 14 km deep · 55 km away
  7. 1.812 km W of Greenwater, Washington · 14984 days ago · 14 km deep · 60 km away
  8. 1.639 km NNE of Amboy, Washington · 14982 days ago · -2 km deep · 73 km away
  9. 1.85 km E of Hobart, Washington · 14981 days ago · 10 km deep · 89 km away
  10. 2.03 km SSE of Issaquah, Washington · 14977 days ago · -1 km deep · 100 km away
  11. 1.92 km NNE of Packwood, Washington · 14976 days ago · 3 km deep · 13 km away
  12. 2.23 km S of Issaquah, Washington · 14972 days ago · 0 km deep · 100 km away
  13. 1.637 km NNE of Amboy, Washington · 14971 days ago · -1 km deep · 75 km away
  14. 2.117 km ESE of Carbonado, Washington · 14967 days ago · 16 km deep · 45 km away
  15. 1.5Washington · 14964 days ago · -1 km deep · 29 km away
  16. 2.728 km NE of Trout Lake, Washington · 14964 days ago · 1 km deep · 57 km away
  17. 2.528 km NE of Trout Lake, Washington · 14964 days ago · -1 km deep · 57 km away
  18. 1.68 km NNE of Selah, Washington · 14959 days ago · 19 km deep · 77 km away
  19. 1.523 km E of Castle Rock, Washington · 14954 days ago · 19 km deep · 94 km away
  20. 1.622 km NNE of Terrace Heights, Washington · 14952 days ago · 0 km deep · 93 km away
  21. 2.123 km NNE of Terrace Heights, Washington · 14952 days ago · 2 km deep · 93 km away
  22. 2.70 km ENE of Riverbend, Washington · 14952 days ago · 15 km deep · 90 km away
  23. 1.64 km SE of Packwood, Washington · 14951 days ago · 0 km deep · 14 km away
  24. 2.138 km S of Morton, Washington · 14949 days ago · -2 km deep · 74 km away
  25. 1.822 km NNE of Terrace Heights, Washington · 14946 days ago · 2 km deep · 91 km away

Before

  1. 1.538 km NNE of Amboy, Washington · 15005 days ago · -2 km deep · 74 km away
  2. 1.538 km NNE of Amboy, Washington · 15006 days ago · -2 km deep · 75 km away
  3. 1.811 km SW of Ellensburg, Washington · 15006 days ago · 9 km deep · 70 km away
  4. 1.738 km S of Morton, Washington · 15007 days ago · -2 km deep · 74 km away
  5. 1.612 km ESE of Enumclaw, Washington · 15009 days ago · 1 km deep · 59 km away
  6. 1.72 km SSE of Crocker, Washington · 15014 days ago · 0 km deep · 62 km away
  7. 1.58 km SSE of Greenwater, Washington · 15016 days ago · 0 km deep · 47 km away
  8. 2.414 km SSE of Ashford, Washington · 15019 days ago · 8 km deep · 34 km away
  9. 1.6Puget Sound region, Washington · 15020 days ago · 0 km deep · 64 km away
  10. 1.515 km E of Greenwater, Washington · 15022 days ago · -1 km deep · 53 km away
  11. 1.67 km NE of Ashford, Washington · 15022 days ago · 10 km deep · 39 km away
  12. 2.013 km E of Wilkeson, Washington · 15025 days ago · 10 km deep · 54 km away
  13. 1.76 km NW of Tieton, Washington · 15025 days ago · 5 km deep · 53 km away
  14. 1.53 km SW of Mirrormont, Washington · 15026 days ago · 21 km deep · 94 km away
  15. 1.97 km SSE of Carbonado, Washington · 15027 days ago · 15 km deep · 54 km away
  16. 1.711 km SSW of Toppenish, Washington · 15028 days ago · -1 km deep · 98 km away
  17. 1.96 km S of Ashford, Washington · 15029 days ago · 8 km deep · 40 km away
  18. 1.738 km NNE of Amboy, Washington · 15030 days ago · -2 km deep · 75 km away
  19. 1.931 km S of Morton, Washington · 15030 days ago · 3 km deep · 71 km away
  20. 1.84 km WSW of Wilderness Rim, Washington · 15032 days ago · 17 km deep · 88 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10196018. Read Tue, Sep 22, 2026, 4:13 PM UTC.