Washington earthquakes

M2.0 earthquake 5 km SE of Pe Ell, Washington

A magnitude 2.0 earthquake struck 5 km SE of Pe Ell, Washington on Fri, Aug 9, 1985, 4:52 PM PDT (23:52 UTC), -1 km (0 mi) below the surface.

A larger quake followed: M2.5 Washington. This one was a foreshock.

Pe Ell 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
2.0 (md), micro
Local time
UTC
1985-08-09 23:52:50 UTC
Depth
-0.6 km (-0.4 mi), shallow
Epicenter
46.535° N, 123.244° 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 0.1 km horizontally, 0.2 km in depth
Magnitude uncertainty
±0.11
Depth from
Operator assigned
Station coverage gap
115°
Stations used
26

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 9 in the 60 days after this one and 9 in the 30 days before it.

After

  1. 1.738 km S of Morton, Washington · 15007 days ago · -2 km deep · 88 km away
  2. 1.538 km NNE of Amboy, Washington · 15006 days ago · -2 km deep · 88 km away
  3. 1.538 km NNE of Amboy, Washington · 15005 days ago · -2 km deep · 89 km away
  4. 1.538 km NNE of Amboy, Washington · 14998 days ago · -2 km deep · 89 km away
  5. 2.5Washington · 14992 days ago · 6 km deep · 81 km away
  6. 1.829 km S of Morton, Washington · 14986 days ago · 10 km deep · 83 km away
  7. 2.526 km SE of Neilton, Washington · 14986 days ago · 1 km deep · 86 km away
  8. 1.639 km NNE of Amboy, Washington · 14982 days ago · -2 km deep · 89 km away
  9. 1.637 km NNE of Amboy, Washington · 14971 days ago · -1 km deep · 89 km away

Before

  1. 1.85 km SW of Lebam, Washington · 15019 days ago · 7 km deep · 26 km away
  2. 1.6Puget Sound region, Washington · 15020 days ago · 0 km deep · 98 km away
  3. 2.25 km ESE of Kalama, Washington · 15028 days ago · 18 km deep · 70 km away
  4. 1.96 km S of Ashford, Washington · 15029 days ago · 8 km deep · 95 km away
  5. 1.738 km NNE of Amboy, Washington · 15030 days ago · -2 km deep · 89 km away
  6. 1.931 km S of Morton, Washington · 15030 days ago · 3 km deep · 84 km away
  7. 2.126 km S of Morton, Washington · 15032 days ago · 8 km deep · 81 km away
  8. 1.938 km NNE of Amboy, Washington · 15040 days ago · -1 km deep · 89 km away
  9. 1.76 km SSW of Morton, Washington · 15044 days ago · 18 km deep · 71 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10193573. Read Tue, Sep 22, 2026, 5:27 PM UTC.