Washington earthquakes

M1.9 earthquake 2 km WSW of Ashford, Washington

A magnitude 1.9 earthquake struck 2 km WSW of Ashford, Washington on Sat, Nov 12, 1977, 8:58 PM PST (04:58 UTC), 0 km (0 mi) below the surface.

A larger quake followed: M2.1 7 km SE of Mossyrock, Washington. This one was a foreshock.

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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), micro
Local time
UTC
1977-11-13 04:58:39 UTC
Depth
0.2 km (0.1 mi), shallow
Epicenter
46.753° N, 122.068° 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 1.9 km horizontally, 3.9 km in depth
Depth from
From location
Station coverage gap
185°, poorly surrounded by stations
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: 11 in the 60 days after this one and 5 in the 30 days before it.

After

  1. 1.92 km SW of Ashford, Washington · 17846 days ago · -1 km deep · 2 km away
  2. 2.17 km SE of Mossyrock, Washington · 17838 days ago · 16 km deep · 40 km away
  3. 1.91 km NE of Maple Heights-Lake Desire, Washington · 17833 days ago · 16 km deep · 78 km away
  4. 2.124 km N of Packwood, Washington · 17830 days ago · 5 km deep · 31 km away
  5. 2.118 km WSW of Nile, Washington · 17828 days ago · 1 km deep · 70 km away
  6. 1.821 km SE of Carbonado, Washington · 17828 days ago · 17 km deep · 30 km away
  7. 1.70 km NNW of Clyde Hill, Washington · 17822 days ago · 21 km deep · 99 km away
  8. 1.54 km NW of Black Diamond, Washington · 17811 days ago · 12 km deep · 65 km away
  9. 1.60 km N of Southworth, Washington · 17805 days ago · 18 km deep · 91 km away
  10. 1.62 km NW of Maple Valley, Washington · 17799 days ago · 17 km deep · 73 km away
  11. 1.710 km WNW of Amboy, Washington · 17793 days ago · 2 km deep · 97 km away

Before

  1. 1.62 km W of Burley, Washington · 17853 days ago · 21 km deep · 87 km away
  2. 2.1Washington · 17862 days ago · 7 km deep · 93 km away
  3. 2.10 km E of Riverton, Washington · 17871 days ago · 22 km deep · 83 km away
  4. 1.625 km ENE of Ashford, Washington · 17872 days ago · 0 km deep · 28 km away
  5. 1.62 km NW of White Center, Washington · 17874 days ago · 19 km deep · 89 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10845158. Read Tue, Sep 22, 2026, 9:43 PM UTC.