Washington earthquakes

M1.5 earthquake 20 km S of Packwood, Washington

A magnitude 1.5 earthquake struck 20 km S of Packwood, Washington on Sat, Aug 29, 2026, 5:03 PM PDT (00:03 UTC), 4 km (3 mi) below the surface.

A larger quake followed: M1.6 8 km E of Ashford, 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
1.5 (ml), micro
Local time
UTC
2026-08-30 00:03:13 UTC
Depth
4.3 km (2.6 mi), shallow
Epicenter
46.427° N, 121.623° W
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS. If you felt it, tell the USGS: every report sharpens the shaking map.

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 0.3 km horizontally, 1.4 km in depth
Magnitude uncertainty
±0.05
Depth from
From location
Station coverage gap
132°
Stations used
31

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 11 since this one and 8 in the 30 days before it.

After

  1. 1.68 km E of Ashford, Washington · 23 days ago · -1 km deep · 44 km away
  2. 1.632 km N of Amboy, Washington · 20 days ago · 10 km deep · 63 km away
  3. 3.820 km E of Castle Rock, Washington · 17 days ago · 18 km deep · 81 km away · felt by 1,025
  4. 1.617 km SSW of Nile, Washington · 14 days ago · 9 km deep · 52 km away
  5. 1.57 km NNE of Ashford, Washington · 10 days ago · 8 km deep · 51 km away
  6. 1.720 km E of Castle Rock, Washington · 6 days ago · 17 km deep · 81 km away
  7. 1.511 km NE of Ashford, Washington · 5 days ago · 5 km deep · 51 km away
  8. 2.725 km ENE of Yacolt, Washington · 4 days ago · 9 km deep · 65 km away
  9. 1.537 km NNE of Amboy, Washington · 3 days ago · -2 km deep · 51 km away
  10. 1.55 km SSW of Morton, Washington · 41 hr ago · 10 km deep · 54 km away
  11. 1.718 km N of Amboy, Washington · 19 hr ago · 10 km deep · 73 km away

Before

  1. 1.827 km N of Amboy, Washington · 28 days ago · 6 km deep · 73 km away
  2. 1.78 km E of Ashford, Washington · 31 days ago · 2 km deep · 44 km away
  3. 2.48 km E of Ashford, Washington · 31 days ago · 4 km deep · 44 km away · felt by 3
  4. 1.517 km SSE of White Swan, Washington · 33 days ago · 6 km deep · 77 km away
  5. 2.337 km NNE of Amboy, Washington · 37 days ago · -2 km deep · 50 km away
  6. 3.15 km WSW of Harrah, Washington · 42 days ago · 12 km deep · 78 km away · felt by 57
  7. 2.223 km ENE of Ashford, Washington · 52 days ago · -1 km deep · 49 km away · felt by 1
  8. 2.317 km SW of Nile, Washington · 52 days ago · 9 km deep · 51 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw714091521. Read Tue, Sep 22, 2026, 3:31 PM UTC.