Washington earthquakes

M1.8 earthquake 2 km NE of Brush Prairie, Washington

A magnitude 1.8 earthquake struck 2 km NE of Brush Prairie, Washington on Wed, May 26, 1982, 2:45 PM PDT (21:45 UTC), 14 km (9 mi) below the surface.

A larger quake followed: M3.0 24 km S of Morton, Washington. This one was a foreshock.

Brush Prairie 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
1.8 (md), micro
Local time
UTC
1982-05-26 21:45:20 UTC
Depth
14.5 km (9.0 mi), shallow
Epicenter
45.745° N, 122.522° 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, 0.9 km in depth
Magnitude uncertainty
±0.04
Depth from
From location
Station coverage gap
86°
Stations used
21

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 19 in the 60 days after this one and 51 in the 30 days before it.

After

  1. 1.723 km S of Morton, Washington · 16189 days ago · 6 km deep · 71 km away
  2. 1.723 km S of Morton, Washington · 16188 days ago · 10 km deep · 70 km away
  3. 3.024 km S of Morton, Washington · 16185 days ago · 11 km deep · 70 km away
  4. 1.823 km S of Morton, Washington · 16185 days ago · 11 km deep · 70 km away
  5. 1.922 km S of Morton, Washington · 16184 days ago · 5 km deep · 71 km away
  6. 2.02 km ESE of Deer Island, Oregon · 16182 days ago · 23 km deep · 30 km away
  7. 1.520 km S of Morton, Washington · 16180 days ago · 9 km deep · 73 km away
  8. 1.628 km SSE of Morton, Washington · 16177 days ago · 4 km deep · 68 km away
  9. 1.525 km S of Morton, Washington · 16172 days ago · 13 km deep · 68 km away
  10. 1.636 km NNE of Amboy, Washington · 16171 days ago · -1 km deep · 56 km away
  11. 1.823 km S of Morton, Washington · 16171 days ago · 5 km deep · 71 km away
  12. 1.915 km N of Government Camp, Oregon · 16166 days ago · -1 km deep · 68 km away
  13. 2.08 km WNW of North Portland, Oregon · 16158 days ago · 18 km deep · 24 km away
  14. 1.526 km E of Wheeler, Oregon · 16154 days ago · 27 km deep · 79 km away
  15. 1.631 km NE of Yacolt, Washington · 16147 days ago · 1 km deep · 47 km away
  16. 1.710 km S of Parkdale, Oregon · 16141 days ago · 3 km deep · 82 km away
  17. 1.537 km S of Morton, Washington · 16139 days ago · -1 km deep · 59 km away
  18. 2.029 km NNE of Detroit, Oregon · 16133 days ago · 1 km deep · 97 km away
  19. 1.624 km S of Morton, Washington · 16131 days ago · 5 km deep · 70 km away

Before

  1. 1.823 km S of Morton, Washington · 16190 days ago · 11 km deep · 70 km away
  2. 1.637 km NNE of Amboy, Washington · 16199 days ago · -1 km deep · 56 km away
  3. 1.638 km NNE of Amboy, Washington · 16199 days ago · 0 km deep · 58 km away
  4. 2.139 km NNE of Amboy, Washington · 16200 days ago · 0 km deep · 58 km away
  5. 1.736 km NNE of Amboy, Washington · 16200 days ago · -1 km deep · 56 km away
  6. 2.338 km NNE of Amboy, Washington · 16200 days ago · -1 km deep · 58 km away
  7. 2.037 km NNE of Amboy, Washington · 16200 days ago · 0 km deep · 57 km away
  8. 1.938 km NNE of Amboy, Washington · 16200 days ago · -1 km deep · 58 km away
  9. 1.938 km NNE of Amboy, Washington · 16200 days ago · 0 km deep · 57 km away
  10. 1.837 km NNE of Amboy, Washington · 16200 days ago · -1 km deep · 57 km away
  11. 1.838 km NNE of Amboy, Washington · 16201 days ago · 0 km deep · 57 km away
  12. 1.537 km NNE of Amboy, Washington · 16201 days ago · 1 km deep · 56 km away
  13. 2.038 km NNE of Amboy, Washington · 16201 days ago · 0 km deep · 57 km away
  14. 1.738 km NNE of Amboy, Washington · 16201 days ago · 0 km deep · 57 km away
  15. 1.838 km NNE of Amboy, Washington · 16201 days ago · -1 km deep · 57 km away
  16. 2.336 km NNE of Amboy, Washington · 16201 days ago · -1 km deep · 56 km away
  17. 1.838 km NNE of Amboy, Washington · 16201 days ago · -1 km deep · 57 km away
  18. 2.038 km NNE of Amboy, Washington · 16201 days ago · -1 km deep · 57 km away
  19. 2.038 km NNE of Amboy, Washington · 16201 days ago · 0 km deep · 57 km away
  20. 2.338 km NNE of Amboy, Washington · 16201 days ago · 0 km deep · 57 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10138488. Read Tue, Sep 22, 2026, 11:12 AM UTC.