Washington earthquakes

M2.4 earthquake 21 km S of Morton, Washington

A magnitude 2.4 earthquake struck 21 km S of Morton, Washington on Tue, Apr 3, 1984, 7:53 PM PST (03:53 UTC), 8 km (5 mi) below the surface.

A larger quake followed: M3.3 12 km WSW of La Grande, 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
2.4 (md), micro
Local time
UTC
1984-04-04 03:53:56 UTC
Depth
7.9 km (4.9 mi), shallow
Epicenter
46.364° N, 122.247° 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, 0.0 km in depth
Magnitude uncertainty
±0.04
Depth from
Operator assigned
Station coverage gap
53°
Stations used
27

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 198 in the 30 days before it.

After

  1. 1.938 km NNE of Amboy, Washington · 15515 days ago · -1 km deep · 18 km away
  2. 3.312 km WSW of La Grande, Washington · 15514 days ago · 66 km deep · 51 km away
  3. 2.016 km SE of Carbonado, Washington · 15514 days ago · 7 km deep · 72 km away
  4. 1.89 km SSE of Onalaska, Washington · 15514 days ago · 17 km deep · 37 km away
  5. 2.038 km NNE of Amboy, Washington · 15514 days ago · 0 km deep · 18 km away
  6. 1.85 km SSE of Carbonado, Washington · 15513 days ago · 4 km deep · 76 km away
  7. 1.713 km N of Skamokawa Valley, Washington · 15498 days ago · 10 km deep · 87 km away
  8. 1.615 km E of Wilkeson, Washington · 15495 days ago · 6 km deep · 87 km away
  9. 1.88 km E of Ashford, Washington · 15491 days ago · 13 km deep · 51 km away
  10. 2.012 km S of Morton, Washington · 15486 days ago · 7 km deep · 10 km away
  11. 1.738 km NNE of Amboy, Washington · 15482 days ago · 0 km deep · 19 km away
  12. 1.78 km SE of Buckley, Washington · 15482 days ago · 1 km deep · 87 km away
  13. 1.738 km NNE of Amboy, Washington · 15481 days ago · -1 km deep · 18 km away
  14. 1.538 km NNE of Amboy, Washington · 15478 days ago · -2 km deep · 18 km away
  15. 2.037 km NNE of Amboy, Washington · 15478 days ago · -2 km deep · 19 km away
  16. 1.838 km NNE of Amboy, Washington · 15478 days ago · -1 km deep · 18 km away
  17. 1.5Washington · 15478 days ago · -1 km deep · 18 km away
  18. 2.314 km SE of Ashford, Washington · 15477 days ago · 7 km deep · 43 km away
  19. 1.538 km NNE of Amboy, Washington · 15477 days ago · -1 km deep · 17 km away
  20. 1.838 km NNE of Amboy, Washington · 15474 days ago · -1 km deep · 17 km away
  21. 1.710 km E of Eatonville, Washington · 15474 days ago · 5 km deep · 58 km away
  22. 1.711 km ENE of Prescott, Oregon · 15466 days ago · 19 km deep · 49 km away
  23. 1.613 km ESE of Yacolt, Washington · 15465 days ago · 11 km deep · 59 km away

Before

  1. 2.238 km NNE of Amboy, Washington · 15521 days ago · -2 km deep · 18 km away
  2. 2.238 km NNE of Amboy, Washington · 15521 days ago · -2 km deep · 18 km away
  3. 2.238 km NNE of Amboy, Washington · 15521 days ago · -2 km deep · 18 km away
  4. 1.738 km NNE of Amboy, Washington · 15522 days ago · -2 km deep · 18 km away
  5. 1.838 km NNE of Amboy, Washington · 15522 days ago · -2 km deep · 18 km away
  6. 1.838 km NNE of Amboy, Washington · 15522 days ago · -1 km deep · 18 km away
  7. 1.838 km NNE of Amboy, Washington · 15522 days ago · -2 km deep · 18 km away
  8. 2.238 km NNE of Amboy, Washington · 15522 days ago · -2 km deep · 18 km away
  9. 1.738 km NNE of Amboy, Washington · 15522 days ago · -2 km deep · 18 km away
  10. 1.638 km NNE of Amboy, Washington · 15522 days ago · -2 km deep · 18 km away
  11. 1.838 km NNE of Amboy, Washington · 15522 days ago · -2 km deep · 18 km away
  12. 2.038 km NNE of Amboy, Washington · 15522 days ago · -2 km deep · 18 km away
  13. 1.838 km NNE of Amboy, Washington · 15522 days ago · -2 km deep · 18 km away
  14. 2.037 km NNE of Amboy, Washington · 15522 days ago · -1 km deep · 19 km away
  15. 2.438 km NNE of Amboy, Washington · 15522 days ago · -2 km deep · 18 km away
  16. 1.938 km NNE of Amboy, Washington · 15522 days ago · -2 km deep · 18 km away
  17. 2.338 km NNE of Amboy, Washington · 15522 days ago · -2 km deep · 18 km away
  18. 2.438 km NNE of Amboy, Washington · 15522 days ago · -2 km deep · 18 km away
  19. 1.938 km NNE of Amboy, Washington · 15522 days ago · -2 km deep · 18 km away
  20. 2.438 km NNE of Amboy, Washington · 15522 days ago · -2 km deep · 18 km away

Earthquakes todayWashington earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10172508. Read Tue, Sep 29, 2026, 4:21 PM UTC.