Washington earthquakes

M1.5 earthquake 33 km SSW of Packwood, Washington

A magnitude 1.5 earthquake struck 33 km SSW of Packwood, Washington on Tue, Oct 29, 2002, 5:09 PM PST (01:09 UTC), 9 km (6 mi) below the surface.

A larger quake followed: M2.8 17 km SE of Carbonado, Washington. This one was a foreshock.

Morton 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
1.5 (Md, duration), micro
Magnitude from
Pacific Northwest Seismic Network
Local time
UTC
2002-10-30 01:09:07 UTC
Depth
9.1 km (5.6 mi), shallow
Epicenter
46.330° N, 121.854° 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 0.6 km horizontally, 7.6 km in depth
Magnitude uncertainty
±0.04
Depth from
Operator assigned
Station coverage gap
69°
Stations used
26

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 22 in the 60 days after this one and 8 in the 30 days before it.

After

  1. 1.5Washington-Oregon border region · 8736 days ago · 17 km deep · 83 km away
  2. 2.627 km ENE of Yacolt, Washington · 8731 days ago · 12 km deep · 43 km away
  3. 1.816 km NE of Klickitat, Washington · 8729 days ago · 8 km deep · 80 km away
  4. 1.64 km WSW of Longview, Washington · 8718 days ago · 20 km deep · 90 km away
  5. 1.59 km SW of Nile, Washington · 8717 days ago · 6 km deep · 79 km away
  6. 2.137 km NNE of Amboy, Washington · 8716 days ago · 0 km deep · 30 km away
  7. 2.817 km SE of Carbonado, Washington · 8714 days ago · 7 km deep · 70 km away
  8. 2.49 km E of Yacolt, Washington · 8711 days ago · 6 km deep · 61 km away
  9. 1.611 km E of Kalama, Washington · 8708 days ago · 14 km deep · 74 km away
  10. 1.510 km E of Kalama, Washington · 8708 days ago · 15 km deep · 74 km away
  11. 1.917 km ESE of Packwood, Washington · 8708 days ago · 3 km deep · 40 km away
  12. 1.75 km ENE of Mineral, Washington · 8704 days ago · 9 km deep · 49 km away
  13. 1.522 km WSW of Nile, Washington · 8704 days ago · -1 km deep · 69 km away
  14. 1.67 km WNW of Nile, Washington · 8703 days ago · 5 km deep · 86 km away
  15. 1.72 km WSW of Deer Island, Oregon · 8702 days ago · 26 km deep · 91 km away
  16. 1.516 km S of Morton, Washington · 8702 days ago · 8 km deep · 32 km away
  17. 1.714 km NNE of Ashford, Washington · 8702 days ago · 9 km deep · 60 km away
  18. 2.016 km ENE of Kalama, Washington · 8701 days ago · 17 km deep · 67 km away
  19. 2.49 km WSW of Mineral, Washington · 8697 days ago · 13 km deep · 52 km away
  20. 1.622 km ENE of Ashford, Washington · 8694 days ago · -1 km deep · 58 km away
  21. 1.827 km ENE of Yacolt, Washington · 8693 days ago · 10 km deep · 42 km away
  22. 1.54 km W of Ashford, Washington · 8688 days ago · 17 km deep · 51 km away

Before

  1. 1.934 km N of Amboy, Washington · 8740 days ago · 7 km deep · 46 km away
  2. 1.54 km WSW of Deer Island, Oregon · 8741 days ago · 23 km deep · 92 km away
  3. 1.538 km NNE of Amboy, Washington · 8742 days ago · 0 km deep · 29 km away
  4. 1.83 km WSW of Deer Island, Oregon · 8748 days ago · 25 km deep · 92 km away
  5. 2.0Washington · 8749 days ago · 15 km deep · 76 km away
  6. 1.63 km WSW of Deer Island, Oregon · 8750 days ago · 25 km deep · 92 km away
  7. 1.620 km ENE of Ashford, Washington · 8756 days ago · 8 km deep · 57 km away
  8. 1.912 km NW of Amboy, Washington · 8761 days ago · 13 km deep · 68 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10575413. Read Thu, Oct 1, 2026, 3:26 AM UTC.