Washington earthquakes

M1.5 earthquake 20 km S of Morton, Washington

A magnitude 1.5 earthquake struck 20 km S of Morton, Washington on Sat, Jun 5, 1982, 6:08 AM PDT (13:08 UTC), 9 km (6 mi) below the surface.

A larger quake followed: M1.9 3 km SW of Mineral, Washington. This one was a foreshock.

Morton 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
1982-06-05 13:08:10 UTC
Depth
9.4 km (5.9 mi), shallow
Epicenter
46.377° N, 122.257° 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 0.3 km horizontally, 0.5 km in depth
Magnitude uncertainty
±0.04
Depth from
From location
Station coverage gap
73°
Stations used
22

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 23 in the 60 days after this one and 61 in the 30 days before it.

After

  1. 1.93 km SW of Mineral, Washington · 16179 days ago · 7 km deep · 35 km away
  2. 1.628 km SSE of Morton, Washington · 16177 days ago · 4 km deep · 9 km away
  3. 2.29 km E of Ashford, Washington · 16174 days ago · 4 km deep · 51 km away
  4. 1.525 km S of Morton, Washington · 16172 days ago · 13 km deep · 5 km away
  5. 1.636 km NNE of Amboy, Washington · 16171 days ago · -1 km deep · 20 km away
  6. 1.823 km S of Morton, Washington · 16171 days ago · 5 km deep · 4 km away
  7. 1.911 km ESE of Carbonado, Washington · 16162 days ago · 10 km deep · 80 km away
  8. 2.08 km WNW of North Portland, Oregon · 16158 days ago · 18 km deep · 92 km away
  9. 2.223 km ENE of Ashford, Washington · 16157 days ago · -1 km deep · 65 km away
  10. 2.32 km SE of Crocker, Washington · 16154 days ago · -1 km deep · 78 km away
  11. 1.631 km NE of Yacolt, Washington · 16146 days ago · 1 km deep · 42 km away
  12. 1.724 km S of Greenwater, Washington · 16144 days ago · 8 km deep · 78 km away
  13. 1.924 km ESE of Packwood, Washington · 16144 days ago · -1 km deep · 69 km away
  14. 1.537 km S of Morton, Washington · 16139 days ago · -1 km deep · 17 km away
  15. 2.412 km E of Wilkeson, Washington · 16139 days ago · 17 km deep · 85 km away
  16. 2.923 km ESE of Packwood, Washington · 16137 days ago · 6 km deep · 69 km away
  17. 1.624 km S of Morton, Washington · 16131 days ago · 5 km deep · 5 km away
  18. 1.633 km NE of Amboy, Washington · 16129 days ago · 1 km deep · 26 km away
  19. 2.111 km S of Greenwater, Washington · 16128 days ago · 0 km deep · 89 km away
  20. 1.625 km S of Morton, Washington · 16126 days ago · 8 km deep · 6 km away
  21. 2.31 km SSE of Ashford, Washington · 16124 days ago · 7 km deep · 45 km away
  22. 1.88 km E of Ashford, Washington · 16123 days ago · -1 km deep · 49 km away
  23. 1.94 km WSW of Packwood, Washington · 16121 days ago · 12 km deep · 47 km away

Before

  1. 2.02 km ESE of Deer Island, Oregon · 16182 days ago · 23 km deep · 67 km away
  2. 1.922 km S of Morton, Washington · 16184 days ago · 5 km deep · 2 km away
  3. 1.823 km S of Morton, Washington · 16185 days ago · 11 km deep · 4 km away
  4. 3.024 km S of Morton, Washington · 16185 days ago · 11 km deep · 4 km away
  5. 1.723 km S of Morton, Washington · 16188 days ago · 10 km deep · 4 km away
  6. 1.723 km S of Morton, Washington · 16189 days ago · 6 km deep · 3 km away
  7. 1.82 km NE of Brush Prairie, Washington · 16190 days ago · 14 km deep · 73 km away
  8. 1.823 km S of Morton, Washington · 16190 days ago · 11 km deep · 4 km away
  9. 1.637 km NNE of Amboy, Washington · 16199 days ago · -1 km deep · 21 km away
  10. 1.638 km NNE of Amboy, Washington · 16199 days ago · 0 km deep · 20 km away
  11. 1.67 km ESE of McKenna, Washington · 16200 days ago · 22 km deep · 62 km away
  12. 2.139 km NNE of Amboy, Washington · 16200 days ago · 0 km deep · 19 km away
  13. 1.736 km NNE of Amboy, Washington · 16200 days ago · -1 km deep · 20 km away
  14. 2.338 km NNE of Amboy, Washington · 16200 days ago · -1 km deep · 19 km away
  15. 2.037 km NNE of Amboy, Washington · 16200 days ago · 0 km deep · 20 km away
  16. 1.938 km NNE of Amboy, Washington · 16200 days ago · -1 km deep · 20 km away
  17. 1.938 km NNE of Amboy, Washington · 16200 days ago · 0 km deep · 20 km away
  18. 1.837 km NNE of Amboy, Washington · 16200 days ago · -1 km deep · 20 km away
  19. 1.838 km NNE of Amboy, Washington · 16201 days ago · 0 km deep · 20 km away
  20. 1.537 km NNE of Amboy, Washington · 16201 days ago · 1 km deep · 20 km away

Earthquakes todayWashington earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10135608. Read Tue, Sep 22, 2026, 10:41 AM UTC.