Washington earthquakes

M1.7 earthquake 8 km ENE of Ashford, Washington

A magnitude 1.7 earthquake struck 8 km ENE of Ashford, Washington on Wed, Aug 2, 1972, 8:05 PM PDT (03:05 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M3.0 6 km SW of Wilderness Rim, 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
1.7 (md), micro
Local time
UTC
1972-08-03 03:05:40 UTC
Depth
10.3 km (6.4 mi), shallow
Epicenter
46.789° N, 121.935° 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 2.0 km horizontally, 5.6 km in depth
Magnitude uncertainty
±0.13
Depth from
Operator assigned
Station coverage gap
168°
Stations used
5

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 10 in the 60 days after this one and 13 in the 30 days before it.

After

  1. 1.63 km SW of Hobart, Washington · 19772 days ago · 1 km deep · 69 km away
  2. 3.06 km SW of Wilderness Rim, Washington · 19763 days ago · 14 km deep · 69 km away
  3. 2.12 km N of Snoqualmie, Washington · 19761 days ago · 4 km deep · 85 km away
  4. 2.14 km NE of Mirrormont, Washington · 19757 days ago · -1 km deep · 77 km away
  5. 1.91 km S of Vaughn, Washington · 19739 days ago · 17 km deep · 87 km away
  6. 2.413 km NNE of Snoqualmie, Washington · 19735 days ago · 10 km deep · 95 km away
  7. 1.80 km S of Hunts Point, Washington · 19735 days ago · -1 km deep · 97 km away
  8. 2.25 km NW of Snoqualmie Pass, Washington · 19731 days ago · 1 km deep · 80 km away
  9. 1.64 km N of Bonney Lake, Washington · 19727 days ago · 12 km deep · 51 km away
  10. 1.91 km NNW of Issaquah, Washington · 19719 days ago · 19 km deep · 84 km away

Before

  1. 1.64 km N of Fall City, Washington · 19774 days ago · 13 km deep · 91 km away
  2. 2.30 km SSW of Burien, Washington · 19779 days ago · 21 km deep · 81 km away
  3. 2.15 km WNW of Snoqualmie Pass, Washington · 19779 days ago · 4 km deep · 78 km away
  4. 1.81 km N of Mercer Island, Washington · 19781 days ago · 21 km deep · 91 km away
  5. 2.06 km NE of Fall City, Washington · 19781 days ago · 0 km deep · 92 km away
  6. 2.34 km WNW of Snoqualmie Pass, Washington · 19782 days ago · 3 km deep · 78 km away
  7. 2.20 km E of Parkwood, Washington · 19783 days ago · 42 km deep · 97 km away
  8. 1.72 km ENE of Mirrormont, Washington · 19784 days ago · 22 km deep · 76 km away
  9. 2.23 km SSW of Ames Lake, Washington · 19788 days ago · 6 km deep · 90 km away
  10. 1.810 km WSW of Chehalis, Washington · 19789 days ago · 47 km deep · 90 km away
  11. 1.70 km NNE of Wilburton, Washington · 19790 days ago · 5 km deep · 93 km away
  12. 2.18 km E of Lake Marcel-Stillwater, Washington · 19802 days ago · 11 km deep · 100 km away
  13. 1.85 km WSW of North Bend, Washington · 19803 days ago · 18 km deep · 78 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10853563. Read Tue, Sep 22, 2026, 9:19 PM UTC.