Washington earthquakes

M1.5 earthquake 24 km ENE of Ashford, Washington

A magnitude 1.5 earthquake struck 24 km ENE of Ashford, Washington on Mon, Sep 10, 1990, 8:59 AM PDT (15:59 UTC), -2 km (-1 mi) below the surface.

A larger quake followed: M2.7 Washington. This one was a foreshock.

Carbonado 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, duration), micro
Magnitude from
Pacific Northwest Seismic Network
Local time
UTC
1990-09-10 15:59:22 UTC
Depth
-1.5 km (-1.0 mi), shallow
Epicenter
46.862° N, 121.745° 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 0.7 km horizontally, 1.4 km in depth
Magnitude uncertainty
±0.08
Depth from
From location
Station coverage gap
56°
Stations used
19

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 22 in the 60 days after this one and 23 in the 30 days before it.

After

  1. 1.537 km NNE of Amboy, Washington · 13170 days ago · 5 km deep · 81 km away
  2. 2.7Washington · 13166 days ago · 20 km deep · 11 km away
  3. 2.237 km NNE of Amboy, Washington · 13164 days ago · -2 km deep · 82 km away
  4. 1.525 km ENE of Ashford, Washington · 13162 days ago · -2 km deep · 1 km away
  5. 1.85 km WSW of Snoqualmie, Washington · 13162 days ago · 20 km deep · 74 km away
  6. 1.84 km WNW of Cliffdell, Washington · 13159 days ago · -1 km deep · 49 km away
  7. 2.638 km NNE of Amboy, Washington · 13156 days ago · 0 km deep · 81 km away
  8. 1.638 km NE of Amboy, Washington · 13156 days ago · -1 km deep · 81 km away
  9. 1.60 km ENE of Mercer Island, Washington · 13154 days ago · 20 km deep · 87 km away
  10. 2.019 km S of Morton, Washington · 13148 days ago · 19 km deep · 66 km away
  11. 1.51 km E of Clyde Hill, Washington · 13147 days ago · 24 km deep · 92 km away
  12. 1.83 km SW of Snoqualmie, Washington · 13140 days ago · 19 km deep · 72 km away
  13. 2.027 km ENE of Ashford, Washington · 13139 days ago · -2 km deep · 4 km away
  14. 1.55 km NW of Federal Way, Washington · 13133 days ago · 18 km deep · 72 km away
  15. 1.724 km SE of Carbonado, Washington · 13125 days ago · -1 km deep · 10 km away
  16. 1.736 km NNE of Amboy, Washington · 13125 days ago · -2 km deep · 83 km away
  17. 1.738 km NNE of Amboy, Washington · 13125 days ago · -2 km deep · 80 km away
  18. 2.315 km ESE of Kapowsin, Washington · 13121 days ago · 6 km deep · 24 km away
  19. 1.615 km ESE of Kapowsin, Washington · 13121 days ago · 6 km deep · 24 km away
  20. 1.52 km NNE of Maple Heights-Lake Desire, Washington · 13120 days ago · 17 km deep · 72 km away
  21. 1.926 km ENE of Ashford, Washington · 13118 days ago · -2 km deep · 3 km away
  22. 2.036 km S of Morton, Washington · 13114 days ago · 0 km deep · 77 km away

Before

  1. 1.717 km ENE of Ashford, Washington · 13171 days ago · -1 km deep · 7 km away
  2. 2.04 km E of Mossyrock, Washington · 13172 days ago · 20 km deep · 64 km away
  3. 2.337 km NNE of Amboy, Washington · 13173 days ago · -1 km deep · 82 km away
  4. 1.537 km NE of Amboy, Washington · 13176 days ago · 14 km deep · 88 km away
  5. 1.637 km NNE of Amboy, Washington · 13176 days ago · 0 km deep · 81 km away
  6. 1.85 km SSW of Fall City, Washington · 13178 days ago · 14 km deep · 75 km away
  7. 2.54 km W of Burley, Washington · 13178 days ago · 22 km deep · 94 km away
  8. 1.838 km NNE of Amboy, Washington · 13179 days ago · 0 km deep · 81 km away
  9. 2.138 km NNE of Amboy, Washington · 13179 days ago · 0 km deep · 81 km away
  10. 1.537 km NNE of Amboy, Washington · 13179 days ago · 1 km deep · 81 km away
  11. 2.224 km N of Packwood, Washington · 13180 days ago · -1 km deep · 5 km away
  12. 1.64 km SSE of Bethel, Washington · 13180 days ago · 8 km deep · 93 km away
  13. 1.95 km WSW of Black Diamond, Washington · 13181 days ago · 20 km deep · 53 km away
  14. 1.538 km NNE of Amboy, Washington · 13182 days ago · 2 km deep · 81 km away
  15. 2.02 km SSW of North Bend, Washington · 13183 days ago · -1 km deep · 69 km away
  16. 1.517 km SSW of Skykomish, Washington · 13185 days ago · 95 km deep · 82 km away
  17. 1.723 km N of Packwood, Washington · 13186 days ago · 3 km deep · 5 km away
  18. 1.537 km NNE of Amboy, Washington · 13186 days ago · 3 km deep · 81 km away
  19. 1.61 km S of Normandy Park, Washington · 13189 days ago · 15 km deep · 76 km away
  20. 1.812 km E of Carnation, Washington · 13193 days ago · -1 km deep · 88 km away

Earthquakes todayWashington earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10262743. Read Fri, Oct 2, 2026, 6:05 AM UTC.