Washington earthquakes

M2.2 earthquake 24 km ENE of Packwood, Washington

A magnitude 2.2 earthquake struck 24 km ENE of Packwood, Washington on Fri, Sep 24, 1999, 8:50 AM PDT (15:50 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M2.5 12 km WSW of Packwood, 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
2.2 (Md, duration), micro
Magnitude from
Pacific Northwest Seismic Network
Local time
UTC
1999-09-24 15:50:36 UTC
Depth
5.4 km (3.4 mi), shallow
Epicenter
46.684° N, 121.374° 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, 0.4 km in depth
Magnitude uncertainty
±0.04
Depth from
From location
Station coverage gap
67°
Stations used
52

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 12 in the 60 days after this one and 2 in the 30 days before it.

After

  1. 1.727 km ENE of Ashford, Washington · 9865 days ago · -2 km deep · 32 km away
  2. 1.511 km E of Enumclaw, Washington · 9864 days ago · 2 km deep · 70 km away
  3. 2.512 km WSW of Packwood, Washington · 9862 days ago · 3 km deep · 37 km away
  4. 1.610 km N of Thorp, Washington · 9855 days ago · 3 km deep · 76 km away
  5. 2.120 km ENE of Ashford, Washington · 9854 days ago · -2 km deep · 36 km away
  6. 1.721 km ENE of Ashford, Washington · 9850 days ago · 0 km deep · 35 km away
  7. 2.435 km SSE of Morton, Washington · 9843 days ago · -2 km deep · 78 km away
  8. 1.64 km NE of North Bend, Washington · 9842 days ago · 16 km deep · 98 km away
  9. 1.51 km WNW of Lea Hill, Washington · 9841 days ago · 63 km deep · 95 km away
  10. 1.77 km SSW of Morton, Washington · 9834 days ago · 18 km deep · 76 km away
  11. 1.714 km NNE of Ashford, Washington · 9833 days ago · 9 km deep · 47 km away
  12. 1.63 km N of Tieton, Washington · 9821 days ago · 9 km deep · 47 km away

Before

  1. 1.625 km N of Packwood, Washington · 9878 days ago · -3 km deep · 25 km away
  2. 1.628 km ENE of Ashford, Washington · 9888 days ago · -3 km deep · 32 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10488863. Read Sat, Oct 3, 2026, 12:47 PM UTC.