Washington earthquakes

M1.6 earthquake 32 km ESE of Packwood, Washington

A magnitude 1.6 earthquake struck 32 km ESE of Packwood, Washington on Wed, Apr 4, 2001, 9:34 PM PDT (04:34 UTC), 2 km (1 mi) below the surface.

A larger quake followed: M2.6 3 km SSE of Gleed, 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
1.6 (Md, duration), micro
Magnitude from
Pacific Northwest Seismic Network
Local time
UTC
2001-04-05 04:34:36 UTC
Depth
2.3 km (1.4 mi), shallow
Epicenter
46.455° N, 121.313° 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 0.5 km horizontally, 0.7 km in depth
Magnitude uncertainty
±0.04
Depth from
From location
Station coverage gap
106°
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: 21 in the 60 days after this one and 7 in the 30 days before it.

After

  1. 2.013 km SSW of Morton, Washington · 9311 days ago · 10 km deep · 77 km away
  2. 1.822 km ENE of Ashford, Washington · 9303 days ago · 0 km deep · 55 km away
  3. 2.325 km ENE of Ashford, Washington · 9301 days ago · -2 km deep · 53 km away
  4. 2.423 km ENE of Ashford, Washington · 9301 days ago · -1 km deep · 56 km away
  5. 2.223 km ENE of Ashford, Washington · 9301 days ago · -1 km deep · 56 km away
  6. 1.923 km ENE of Ashford, Washington · 9299 days ago · 0 km deep · 56 km away
  7. 1.628 km ENE of Ashford, Washington · 9296 days ago · -1 km deep · 55 km away
  8. 1.618 km NNE of Ashford, Washington · 9296 days ago · 10 km deep · 70 km away
  9. 1.59 km WSW of Mineral, Washington · 9296 days ago · 16 km deep · 80 km away
  10. 2.010 km NE of Nile, Washington · 9294 days ago · 4 km deep · 60 km away
  11. 2.227 km SSE of Greenwater, Washington · 9294 days ago · 1 km deep · 55 km away
  12. 2.63 km SSE of Gleed, Washington · 9293 days ago · 13 km deep · 59 km away
  13. 2.38 km SSW of Morton, Washington · 9293 days ago · 18 km deep · 76 km away
  14. 2.23 km ESE of Gleed, Washington · 9293 days ago · 9 km deep · 60 km away
  15. 1.79 km SSW of Morton, Washington · 9293 days ago · 18 km deep · 77 km away
  16. 1.65 km ESE of Wilkeson, Washington · 9292 days ago · 0 km deep · 87 km away
  17. 1.722 km ENE of Ashford, Washington · 9283 days ago · -1 km deep · 55 km away
  18. 2.023 km SSE of Mossyrock, Washington · 9279 days ago · 17 km deep · 80 km away
  19. 2.424 km ENE of Ashford, Washington · 9279 days ago · -2 km deep · 54 km away
  20. 1.99 km SSW of Morton, Washington · 9278 days ago · 18 km deep · 77 km away
  21. 1.917 km SSW of Packwood, Washington · 9275 days ago · 7 km deep · 34 km away

Before

  1. 1.623 km ENE of Ashford, Washington · 9316 days ago · -2 km deep · 56 km away
  2. 1.725 km ENE of Ashford, Washington · 9318 days ago · -2 km deep · 56 km away
  3. 1.912 km SSE of Morton, Washington · 9324 days ago · 1 km deep · 71 km away
  4. 2.929 km SW of White Swan, Washington · 9327 days ago · 0 km deep · 35 km away
  5. 1.831 km ENE of Amboy, Washington · 9331 days ago · 4 km deep · 74 km away
  6. 2.532 km ENE of Amboy, Washington · 9331 days ago · 5 km deep · 74 km away
  7. 2.14 km SSE of Nile, Washington · 9334 days ago · 6 km deep · 47 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10522288. Read Sat, Oct 3, 2026, 6:25 PM UTC.