Washington earthquakes

M1.6 earthquake 16 km ENE of Yacolt, Washington

A magnitude 1.6 earthquake struck 16 km ENE of Yacolt, Washington on Mon, Jul 2, 2001, 4:50 PM PDT (23:50 UTC), 14 km (9 mi) below the surface.

A larger quake followed: M2.2 3 km NW of Mulino, Oregon. 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), micro
Local time
UTC
2001-07-02 23:50:45 UTC
Depth
14.2 km (8.8 mi), shallow
Epicenter
45.913° N, 122.206° 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, 0.8 km in depth
Magnitude uncertainty
±0.03
Depth from
From location
Station coverage gap
97°
Stations used
19

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 11 in the 60 days after this one and 3 in the 30 days before it.

After

  1. 1.821 km NNW of Amboy, Washington · 9219 days ago · 17 km deep · 32 km away
  2. 2.23 km NW of Mulino, Oregon · 9214 days ago · 27 km deep · 81 km away
  3. 1.67 km SE of Mineral, Washington · 9207 days ago · 16 km deep · 85 km away
  4. 1.95 km SE of Molalla, Oregon · 9207 days ago · 12 km deep · 92 km away
  5. 1.66 km ESE of Mossyrock, Washington · 9196 days ago · 20 km deep · 67 km away
  6. 1.615 km ENE of Packwood, Washington · 9194 days ago · 2 km deep · 100 km away
  7. 1.622 km N of Amboy, Washington · 9193 days ago · 12 km deep · 30 km away
  8. 1.721 km N of Amboy, Washington · 9188 days ago · 14 km deep · 30 km away
  9. 1.66 km SE of Molalla, Oregon · 9172 days ago · 13 km deep · 93 km away
  10. 1.817 km W of Packwood, Washington · 9167 days ago · 2 km deep · 84 km away
  11. 1.617 km E of Kelso, Washington · 9166 days ago · 12 km deep · 44 km away

Before

  1. 2.114 km ESE of Ashford, Washington · 9232 days ago · 6 km deep · 94 km away
  2. 1.92 km WNW of Metzger, Oregon · 9236 days ago · 25 km deep · 68 km away
  3. 1.92 km N of Molalla, Oregon · 9247 days ago · 25 km deep · 87 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10530848. Read Wed, Sep 30, 2026, 11:31 AM UTC.