Washington earthquakes

M1.5 earthquake 6 km NE of Amboy, Washington

A magnitude 1.5 earthquake struck 6 km NE of Amboy, Washington on Fri, May 26, 1989, 12:30 AM PDT (07:30 UTC), 14 km (8 mi) below the surface.

A larger quake followed: M2.9 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
1.5 (Md, duration), micro
Magnitude from
Pacific Northwest Seismic Network
Local time
UTC
1989-05-26 07:30:11 UTC
Depth
13.6 km (8.5 mi), shallow
Epicenter
45.948° N, 122.377° 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 0.5 km horizontally, 0.6 km in depth
Magnitude uncertainty
±0.06
Depth from
From location
Station coverage gap
125°
Stations used
24

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 3 in the 30 days before it.

After

  1. 1.637 km NNE of Amboy, Washington · 13642 days ago · 5 km deep · 31 km away
  2. 2.117 km SW of Packwood, Washington · 13638 days ago · 8 km deep · 74 km away
  3. 2.13 km NNW of Packwood, Washington · 13629 days ago · 0 km deep · 93 km away
  4. 1.523 km SSE of Mossyrock, Washington · 13624 days ago · 0 km deep · 42 km away
  5. 2.337 km NNE of Amboy, Washington · 13608 days ago · -1 km deep · 31 km away
  6. 1.66 km SW of Morton, Washington · 13605 days ago · 21 km deep · 64 km away
  7. 1.928 km NW of Trout Lake, Washington · 13600 days ago · -1 km deep · 56 km away
  8. 1.838 km NNE of Amboy, Washington · 13598 days ago · 2 km deep · 32 km away
  9. 2.912 km WSW of Packwood, Washington · 13587 days ago · 2 km deep · 79 km away

Before

  1. 1.821 km NNW of Amboy, Washington · 13644 days ago · 18 km deep · 20 km away
  2. 1.623 km S of Morton, Washington · 13648 days ago · 10 km deep · 46 km away
  3. 1.837 km NNE of Amboy, Washington · 13654 days ago · 4 km deep · 32 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10244913. Read Fri, Oct 2, 2026, 7:28 AM UTC.