Washington earthquakes

M1.6 earthquake 4 km WSW of Longview, Washington

A magnitude 1.6 earthquake struck 4 km WSW of Longview, Washington on Mon, Nov 18, 2002, 5:52 AM PST (13:52 UTC), 20 km (12 mi) below the surface.

A larger quake followed: M2.4 9 km E of Yacolt, 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
1.6 (md), micro
Local time
UTC
2002-11-18 13:52:49 UTC
Depth
19.8 km (12.3 mi), shallow
Epicenter
46.128° N, 122.989° 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 0.5 km horizontally, 0.6 km in depth
Magnitude uncertainty
±0.03
Depth from
From location
Station coverage gap
80°
Stations used
23

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 15 in the 60 days after this one and 6 in the 30 days before it.

After

  1. 2.137 km NNE of Amboy, Washington · 8716 days ago · 0 km deep · 62 km away
  2. 2.49 km E of Yacolt, Washington · 8711 days ago · 6 km deep · 61 km away
  3. 1.611 km E of Kalama, Washington · 8708 days ago · 14 km deep · 25 km away
  4. 1.510 km E of Kalama, Washington · 8708 days ago · 15 km deep · 25 km away
  5. 1.75 km ENE of Mineral, Washington · 8704 days ago · 9 km deep · 95 km away
  6. 1.53 km NE of Bethany, Oregon · 8702 days ago · 25 km deep · 61 km away
  7. 1.72 km WSW of Deer Island, Oregon · 8702 days ago · 26 km deep · 24 km away
  8. 1.516 km S of Morton, Washington · 8702 days ago · 8 km deep · 65 km away
  9. 2.016 km ENE of Kalama, Washington · 8700 days ago · 17 km deep · 26 km away
  10. 2.13 km ENE of Bethany, Oregon · 8699 days ago · 21 km deep · 63 km away
  11. 1.96 km N of Beavercreek, Oregon · 8697 days ago · 22 km deep · 94 km away
  12. 2.49 km WSW of Mineral, Washington · 8697 days ago · 13 km deep · 81 km away
  13. 1.827 km ENE of Yacolt, Washington · 8693 days ago · 10 km deep · 71 km away
  14. 1.54 km W of Ashford, Washington · 8687 days ago · 17 km deep · 98 km away
  15. 1.732 km S of Morton, Washington · 8666 days ago · 2 km deep · 62 km away

Before

  1. 2.627 km ENE of Yacolt, Washington · 8731 days ago · 12 km deep · 71 km away
  2. 1.5Washington-Oregon border region · 8736 days ago · 17 km deep · 58 km away
  3. 1.533 km SSW of Packwood, Washington · 8737 days ago · 9 km deep · 90 km away
  4. 1.934 km N of Amboy, Washington · 8740 days ago · 7 km deep · 44 km away
  5. 1.54 km WSW of Deer Island, Oregon · 8741 days ago · 23 km deep · 25 km away
  6. 1.538 km NNE of Amboy, Washington · 8742 days ago · 0 km deep · 62 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10579533. Read Wed, Sep 30, 2026, 11:48 PM UTC.