Washington earthquakes

M1.8 earthquake 11 km NE of Ashford, Washington

A magnitude 1.8 earthquake struck 11 km NE of Ashford, Washington on Thu, Jan 22, 1976, 11:47 PM PST (07:47 UTC), 8 km (5 mi) below the surface.

A larger quake followed: M2.1 4 km NNE of Covington, 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
1.8 (Md, duration), micro
Magnitude from
Pacific Northwest Seismic Network
Local time
UTC
1976-01-23 07:47:26 UTC
Depth
8.3 km (5.2 mi), shallow
Epicenter
46.842° N, 121.946° 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 1.1 km horizontally, 1.3 km in depth
Magnitude uncertainty
±0.13
Depth from
From location
Station coverage gap
87°
Stations used
9

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 16 in the 60 days after this one and 8 in the 30 days before it.

After

  1. 1.71 km SW of Union Hill-Novelty Hill, Washington · 18510 days ago · 8 km deep · 93 km away
  2. 1.65 km WSW of Home, Washington · 18509 days ago · 16 km deep · 80 km away
  3. 1.52 km W of Fall City, Washington · 18497 days ago · 16 km deep · 81 km away
  4. 1.56 km W of DuPont, Washington · 18497 days ago · 51 km deep · 65 km away
  5. 2.14 km NNE of Covington, Washington · 18495 days ago · 18 km deep · 63 km away
  6. 1.612 km SE of Mossyrock, Washington · 18493 days ago · 14 km deep · 54 km away
  7. 1.612 km SSW of Morton, Washington · 18488 days ago · 15 km deep · 53 km away
  8. 1.814 km SE of Mossyrock, Washington · 18487 days ago · 9 km deep · 55 km away
  9. 1.618 km SSE of Packwood, Washington · 18487 days ago · 12 km deep · 52 km away
  10. 1.811 km ENE of Snoqualmie, Washington · 18483 days ago · 10 km deep · 84 km away
  11. 1.813 km NNE of Snoqualmie, Washington · 18475 days ago · 11 km deep · 90 km away
  12. 1.52 km SSE of Erlands Point-Kitsap Lake, Washington · 18473 days ago · 18 km deep · 99 km away
  13. 2.06 km W of Easton, Washington · 18469 days ago · 14 km deep · 68 km away
  14. 1.516 km NE of Snoqualmie, Washington · 18460 days ago · 9 km deep · 91 km away
  15. 1.89 km NE of Ashford, Washington · 18456 days ago · 6 km deep · 2 km away
  16. 1.622 km NE of Ashford, Washington · 18456 days ago · 20 km deep · 11 km away

Before

  1. 2.021 km S of Mossyrock, Washington · 18528 days ago · 23 km deep · 68 km away
  2. 3.33 km SE of Bethel, Washington · 18533 days ago · 42 km deep · 86 km away
  3. 2.11 km NNE of Bellevue, Washington · 18533 days ago · 26 km deep · 89 km away
  4. 1.92 km S of Ravensdale, Washington · 18536 days ago · 18 km deep · 55 km away
  5. 2.55 km E of Longbranch, Washington · 18539 days ago · 41 km deep · 69 km away
  6. 2.112 km ESE of Ashford, Washington · 18543 days ago · 4 km deep · 16 km away
  7. 1.61 km ESE of Ravensdale, Washington · 18543 days ago · 18 km deep · 56 km away
  8. 1.914 km ESE of Ashford, Washington · 18544 days ago · 5 km deep · 17 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10840573. Read Fri, Oct 2, 2026, 2:15 AM UTC.