Washington earthquakes

M1.8 earthquake 27 km ENE of Yacolt, Washington

A magnitude 1.8 earthquake struck 27 km ENE of Yacolt, Washington on Thu, Dec 12, 2002, 10:07 PM PST (06:07 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M2.2 6 km NE of Government Camp, Oregon. This one was a foreshock.

Yacolt 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
1.8 (Md, duration), micro
Magnitude from
Pacific Northwest Seismic Network
Local time
UTC
2002-12-13 06:07:09 UTC
Depth
10.4 km (6.5 mi), shallow
Epicenter
45.987° N, 122.092° 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 0.3 km horizontally, 0.9 km in depth
Magnitude uncertainty
±0.02
Depth from
From location
Station coverage gap
83°
Stations used
36

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 18 in the 30 days before it.

After

  1. 1.58 km NE of Government Camp, Oregon · 8689 days ago · 4 km deep · 75 km away
  2. 1.54 km W of Ashford, Washington · 8688 days ago · 17 km deep · 86 km away
  3. 1.732 km S of Morton, Washington · 8666 days ago · 2 km deep · 33 km away
  4. 1.62 km S of Centerville, Washington · 8659 days ago · 7 km deep · 97 km away
  5. 1.823 km ENE of Ashford, Washington · 8657 days ago · -2 km deep · 98 km away
  6. 1.56 km NE of Government Camp, Oregon · 8656 days ago · 3 km deep · 79 km away
  7. 2.26 km NE of Government Camp, Oregon · 8656 days ago · 3 km deep · 78 km away
  8. 2.26 km ENE of Government Camp, Oregon · 8656 days ago · 5 km deep · 80 km away
  9. 1.720 km SSE of Morton, Washington · 8650 days ago · 4 km deep · 45 km away
  10. 1.54 km E of Lewisville, Washington · 8640 days ago · 8 km deep · 35 km away
  11. 1.63 km ENE of Lewisville, Washington · 8635 days ago · 8 km deep · 36 km away

Before

  1. 2.78 km NNE of Government Camp, Oregon · 8694 days ago · 3 km deep · 76 km away
  2. 1.68 km NE of Government Camp, Oregon · 8694 days ago · 2 km deep · 76 km away
  3. 1.622 km ENE of Ashford, Washington · 8694 days ago · -1 km deep · 99 km away
  4. 2.49 km WSW of Mineral, Washington · 8697 days ago · 13 km deep · 79 km away
  5. 1.96 km N of Beavercreek, Oregon · 8697 days ago · 22 km deep · 79 km away
  6. 2.13 km ENE of Bethany, Oregon · 8700 days ago · 21 km deep · 73 km away
  7. 2.016 km ENE of Kalama, Washington · 8701 days ago · 17 km deep · 45 km away
  8. 1.714 km NNE of Ashford, Washington · 8702 days ago · 9 km deep · 99 km away
  9. 1.516 km S of Morton, Washington · 8702 days ago · 8 km deep · 49 km away
  10. 1.72 km WSW of Deer Island, Oregon · 8702 days ago · 26 km deep · 61 km away
  11. 1.53 km NE of Bethany, Oregon · 8703 days ago · 25 km deep · 73 km away
  12. 1.75 km ENE of Mineral, Washington · 8705 days ago · 9 km deep · 83 km away
  13. 1.917 km ESE of Packwood, Washington · 8708 days ago · 3 km deep · 80 km away
  14. 1.510 km E of Kalama, Washington · 8709 days ago · 15 km deep · 47 km away
  15. 1.611 km E of Kalama, Washington · 8709 days ago · 14 km deep · 47 km away
  16. 2.49 km E of Yacolt, Washington · 8711 days ago · 6 km deep · 20 km away
  17. 2.137 km NNE of Amboy, Washington · 8716 days ago · 0 km deep · 25 km away
  18. 1.64 km WSW of Longview, Washington · 8718 days ago · 20 km deep · 71 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10573108. Read Thu, Oct 1, 2026, 8:01 AM UTC.