Washington earthquakes

M1.9 earthquake 4 km E of Carson, Washington

A magnitude 1.9 earthquake struck 4 km E of Carson, Washington on Sat, Jun 2, 1990, 11:29 AM PDT (18:29 UTC), 4 km (2 mi) below the surface.

A larger quake followed: M2.4 33 km NE of Amboy, Washington. This one was a foreshock.

Carson 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
1.9 (Md, duration), micro
Magnitude from
Pacific Northwest Seismic Network
Local time
UTC
1990-06-02 18:29:11 UTC
Depth
3.9 km (2.4 mi), shallow
Epicenter
45.730° N, 121.761° 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, 1.0 km in depth
Magnitude uncertainty
±0.06
Depth from
From location
Station coverage gap
45°
Stations used
25

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 12 in the 60 days after this one and 13 in the 30 days before it.

After

  1. 2.0Washington · 13270 days ago · 0 km deep · 62 km away
  2. 1.526 km S of Morton, Washington · 13264 days ago · 8 km deep · 75 km away
  3. 1.737 km NNE of Amboy, Washington · 13259 days ago · -1 km deep · 62 km away
  4. 1.737 km NNE of Amboy, Washington · 13255 days ago · 2 km deep · 62 km away
  5. 1.937 km NNE of Amboy, Washington · 13247 days ago · 5 km deep · 61 km away
  6. 1.810 km SW of Packwood, Washington · 13246 days ago · 8 km deep · 90 km away
  7. 2.338 km NNE of Amboy, Washington · 13244 days ago · 4 km deep · 62 km away
  8. 2.433 km NE of Amboy, Washington · 13242 days ago · 0 km deep · 55 km away
  9. 1.717 km W of Shaniko, Oregon · 13241 days ago · 17 km deep · 99 km away
  10. 1.738 km NNE of Amboy, Washington · 13235 days ago · -2 km deep · 62 km away
  11. 1.938 km NNE of Amboy, Washington · 13226 days ago · 0 km deep · 61 km away
  12. 1.738 km NNE of Amboy, Washington · 13224 days ago · 0 km deep · 62 km away

Before

  1. 1.74 km E of Carson, Washington · 13270 days ago · 4 km deep · 0 km away
  2. 1.738 km NNE of Amboy, Washington · 13272 days ago · -1 km deep · 62 km away
  3. 1.738 km NNE of Amboy, Washington · 13272 days ago · -2 km deep · 62 km away
  4. 1.838 km NNE of Amboy, Washington · 13273 days ago · -2 km deep · 62 km away
  5. 1.737 km NNE of Amboy, Washington · 13274 days ago · -2 km deep · 62 km away
  6. 2.28 km NNE of Government Camp, Oregon · 13276 days ago · 2 km deep · 40 km away
  7. 1.838 km NNE of Amboy, Washington · 13277 days ago · -1 km deep · 62 km away
  8. 1.823 km S of Morton, Washington · 13279 days ago · 11 km deep · 78 km away
  9. 2.224 km S of Morton, Washington · 13283 days ago · 3 km deep · 77 km away
  10. 2.913 km SSW of Morton, Washington · 13285 days ago · 18 km deep · 91 km away
  11. 1.538 km NNE of Amboy, Washington · 13291 days ago · -2 km deep · 62 km away
  12. 2.337 km NNE of Amboy, Washington · 13300 days ago · 3 km deep · 62 km away
  13. 2.237 km NNE of Amboy, Washington · 13300 days ago · 3 km deep · 62 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10257318. Read Thu, Oct 1, 2026, 10:00 PM UTC.