Washington earthquakes

M1.5 earthquake 38 km NNE of Amboy, Washington

A magnitude 1.5 earthquake struck 38 km NNE of Amboy, Washington on Tue, Jul 1, 1986, 5:01 PM PDT (00:01 UTC), -2 km (-1 mi) below the surface.

A larger quake followed: M2.0 37 km NNE of Amboy, Washington. This one was a foreshock.

Amboy forecastMore in Washington

Map

Where this earthquake was located, with the others nearby. Select one for its page.

Open the live map with earthquakes

The earthquake

Magnitude
1.5 (md), micro
Local time
UTC
1986-07-02 00:01:44 UTC
Depth
-1.5 km (-0.9 mi), shallow
Epicenter
46.206° N, 122.183° 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 0.0 km horizontally, 1.0 km in depth
Magnitude uncertainty
±0.09
Depth from
Operator assigned
Station coverage gap
81°
Stations used
9

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 14 in the 60 days after this one and 4 in the 30 days before it.

After

  1. 2.037 km NNE of Amboy, Washington · 14685 days ago · -1 km deep · 1 km away
  2. 1.828 km S of Mossyrock, Washington · 14684 days ago · 14 km deep · 22 km away
  3. 2.412 km SE of Mossyrock, Washington · 14683 days ago · 10 km deep · 30 km away
  4. 1.77 km NNW of Tenino, Washington · 14669 days ago · 52 km deep · 96 km away
  5. 1.538 km NNE of Amboy, Washington · 14658 days ago · -1 km deep · 1 km away
  6. 2.714 km NNW of Carson, Washington · 14657 days ago · 9 km deep · 46 km away
  7. 1.736 km SSE of Morton, Washington · 14657 days ago · 9 km deep · 12 km away
  8. 1.537 km NNE of Amboy, Washington · 14648 days ago · -1 km deep · 1 km away
  9. 2.38 km NNW of Onalaska, Washington · 14640 days ago · 57 km deep · 67 km away
  10. 2.07 km NE of Ashford, Washington · 14637 days ago · 4 km deep · 68 km away
  11. 1.68 km S of Rainier, Washington · 14636 days ago · 7 km deep · 77 km away
  12. 2.810 km NE of Ashford, Washington · 14636 days ago · 11 km deep · 72 km away
  13. 2.714 km NNW of Carson, Washington · 14636 days ago · 8 km deep · 46 km away
  14. 1.538 km NNE of Amboy, Washington · 14635 days ago · -2 km deep · 1 km away

Before

  1. 2.238 km NNE of Amboy, Washington · 14696 days ago · 0 km deep · 1 km away
  2. 2.29 km E of McKenna, Washington · 14707 days ago · 20 km deep · 82 km away
  3. 2.223 km ESE of Packwood, Washington · 14718 days ago · 5 km deep · 70 km away
  4. 1.719 km S of Morton, Washington · 14721 days ago · 11 km deep · 20 km away

Earthquakes todayWashington earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10209443. Read Tue, Sep 22, 2026, 9:30 PM UTC.