Washington earthquakes

M2.7 earthquake 18 km NNE of Thorp, Washington

A magnitude 2.7 earthquake struck 18 km NNE of Thorp, Washington on Mon, Jan 4, 1982, 12:43 AM PST (08:43 UTC), 0 km (0 mi) below the surface.

A larger quake followed: M3.2 23 km ESE of Packwood, 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
2.7 (md), micro
Local time
UTC
1982-01-04 08:43:51 UTC
Depth
0.4 km (0.3 mi), shallow
Epicenter
47.232° N, 120.622° 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 1.0 km horizontally, 13.6 km in depth
Magnitude uncertainty
±0.10
Depth from
Operator assigned
Station coverage gap
41°
Stations used
45

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 5 in the 30 days before it.

After

  1. 1.913 km ENE of Royal City, Washington · 16331 days ago · 2 km deep · 93 km away
  2. 1.53 km NE of North Bend, Washington · 16317 days ago · 12 km deep · 91 km away
  3. 3.223 km ESE of Packwood, Washington · 16312 days ago · 2 km deep · 95 km away
  4. 2.124 km ESE of Packwood, Washington · 16306 days ago · -1 km deep · 98 km away
  5. 2.513 km S of South Cle Elum, Washington · 16302 days ago · 0 km deep · 32 km away
  6. 1.513 km ESE of Riverbend, Washington · 16290 days ago · 12 km deep · 76 km away
  7. 2.02 km WSW of Wilderness Rim, Washington · 16288 days ago · 18 km deep · 92 km away
  8. 2.818 km SSW of Mansfield, Washington · 16287 days ago · 0 km deep · 82 km away
  9. 2.614 km ENE of Nile, Washington · 16287 days ago · 7 km deep · 40 km away
  10. 1.518 km SSW of Mansfield, Washington · 16286 days ago · 0 km deep · 81 km away
  11. 2.124 km ESE of Packwood, Washington · 16285 days ago · 2 km deep · 98 km away
  12. 2.713 km NNE of Cliffdell, Washington · 16276 days ago · 4 km deep · 34 km away
  13. 1.615 km E of Wilkeson, Washington · 16274 days ago · 7 km deep · 94 km away
  14. 2.015 km ENE of Nile, Washington · 16274 days ago · 11 km deep · 40 km away
  15. 1.87 km NE of Snoqualmie, Washington · 16274 days ago · 9 km deep · 93 km away
  16. 2.48 km NW of Entiat, Washington · 16272 days ago · 6 km deep · 60 km away

Before

  1. 1.924 km ESE of Packwood, Washington · 16334 days ago · 5 km deep · 97 km away
  2. 2.21 km NE of Mansfield, Washington · 16346 days ago · 3 km deep · 100 km away
  3. 2.024 km ESE of Packwood, Washington · 16349 days ago · 5 km deep · 98 km away
  4. 1.53 km W of Easton, Washington · 16360 days ago · 10 km deep · 46 km away
  5. 1.652 km WNW of Granite Falls, Washington · 16360 days ago · 0 km deep · 98 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10124908. Read Tue, Sep 22, 2026, 12:23 AM UTC.