Washington earthquakes

M2.3 earthquake 37 km NNE of Amboy, Washington

A magnitude 2.3 earthquake struck 37 km NNE of Amboy, Washington on Sun, Aug 16, 2026, 9:44 AM PDT (16:44 UTC), -2 km (-1 mi) below the surface.

A larger quake followed: M2.4 8 km E of Ashford, Washington. This one was a foreshock.

Amboy 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
2.3 (md), micro
Local time
UTC
2026-08-16 16:44:26 UTC
Depth
-1.8 km (-1.1 mi), shallow
Epicenter
46.199° N, 122.192° 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, 8.9 km in depth
Magnitude uncertainty
±0.21
Depth from
From location
Station coverage gap
69°
Stations used
10

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 17 since this one and 10 in the 30 days before it.

After

  1. 1.68 km SW of Vernonia, Oregon · 33 days ago · 0 km deep · 95 km away
  2. 2.48 km E of Ashford, Washington · 31 days ago · 4 km deep · 66 km away · felt by 3
  3. 1.78 km E of Ashford, Washington · 31 days ago · 2 km deep · 66 km away
  4. 1.827 km N of Amboy, Washington · 29 days ago · 6 km deep · 23 km away
  5. 1.66 km NE of Rochester, Washington · 27 days ago · 6 km deep · 99 km away
  6. 1.520 km S of Packwood, Washington · 24 days ago · 4 km deep · 50 km away
  7. 1.68 km E of Ashford, Washington · 23 days ago · -1 km deep · 66 km away
  8. 1.632 km N of Amboy, Washington · 20 days ago · 10 km deep · 14 km away
  9. 3.820 km E of Castle Rock, Washington · 17 days ago · 18 km deep · 35 km away · felt by 1,025
  10. 1.57 km NNE of Ashford, Washington · 10 days ago · 8 km deep · 70 km away
  11. 1.720 km E of Castle Rock, Washington · 6 days ago · 17 km deep · 35 km away
  12. 2.010 km SSE of Scappoose, Oregon · 5 days ago · 23 km deep · 77 km away
  13. 1.511 km NE of Ashford, Washington · 5 days ago · 5 km deep · 73 km away
  14. 2.725 km ENE of Yacolt, Washington · 4 days ago · 9 km deep · 29 km away
  15. 1.537 km NNE of Amboy, Washington · 3 days ago · -2 km deep · 0 km away
  16. 1.55 km SSW of Morton, Washington · 46 hr ago · 10 km deep · 36 km away
  17. 1.718 km N of Amboy, Washington · 25 hr ago · 10 km deep · 23 km away

Before

  1. 2.223 km ENE of Ashford, Washington · 52 days ago · -1 km deep · 80 km away · felt by 1
  2. 1.50 km NNW of Eatonville, Washington · 54 days ago · 0 km deep · 75 km away
  3. 1.537 km NNE of Amboy, Washington · 55 days ago · 0 km deep · 1 km away
  4. 1.620 km E of Castle Rock, Washington · 57 days ago · 17 km deep · 35 km away
  5. 1.638 km NE of Amboy, Washington · 60 days ago · 5 km deep · 2 km away
  6. 1.63 km S of Packwood, Washington · 60 days ago · 11 km deep · 58 km away
  7. 1.511 km ENE of East Cathlamet, Washington · 60 days ago · 1 km deep · 80 km away
  8. 1.69 km S of Mossyrock, Washington · 63 days ago · 19 km deep · 36 km away
  9. 1.938 km NE of Amboy, Washington · 66 days ago · 5 km deep · 2 km away
  10. 1.91 km SE of Vancouver, Washington · 67 days ago · 15 km deep · 73 km away · felt by 1

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw714080241. Read Tue, Sep 22, 2026, 8:45 PM UTC.