Washington earthquakes

M2.7 earthquake 12 km S of Morton, Washington

A magnitude 2.7 earthquake struck 12 km S of Morton, Washington on Sat, Aug 25, 1973, 8:27 AM PDT (15:27 UTC), 11 km (7 mi) below the surface.

Morton 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
2.7 (md), micro
Local time
UTC
1973-08-25 15:27:01 UTC
Depth
11.5 km (7.1 mi), shallow
Epicenter
46.448° N, 122.250° 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 1.3 km horizontally, 7.0 km in depth
Magnitude uncertainty
±0.10
Depth from
From location
Station coverage gap
132°
Stations used
6

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 9 in the 60 days after this one and 4 in the 30 days before it.

After

  1. 1.827 km NNE of Amboy, Washington · 19379 days ago · 10 km deep · 34 km away
  2. 2.438 km NNE of Amboy, Washington · 19375 days ago · 8 km deep · 26 km away
  3. 1.910 km NNW of Packwood, Washington · 19371 days ago · 2 km deep · 48 km away
  4. 1.99 km SSE of Mossyrock, Washington · 19369 days ago · 9 km deep · 13 km away
  5. 1.62 km NNE of Dash Point, Washington · 19368 days ago · 4 km deep · 100 km away
  6. 2.212 km SSE of Mossyrock, Washington · 19366 days ago · 11 km deep · 13 km away
  7. 2.214 km NNE of Ashford, Washington · 19356 days ago · 7 km deep · 53 km away
  8. 1.616 km ESE of Ashford, Washington · 19347 days ago · 11 km deep · 43 km away
  9. 1.734 km SSE of Morton, Washington · 19327 days ago · 6 km deep · 23 km away

Before

  1. 1.913 km ENE of Ashford, Washington · 19389 days ago · 8 km deep · 49 km away
  2. 1.97 km NNE of Bonney Lake, Washington · 19400 days ago · 26 km deep · 88 km away
  3. 1.932 km E of Castle Rock, Washington · 19400 days ago · 19 km deep · 30 km away
  4. 1.75 km ENE of Sumner, Washington · 19400 days ago · 22 km deep · 87 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10856788. Read Tue, Sep 22, 2026, 9:34 AM UTC.