Washington earthquakes

M1.5 earthquake 29 km ENE of Kelso, Washington

A magnitude 1.5 earthquake struck 29 km ENE of Kelso, Washington on Fri, Sep 15, 1989, 11:06 AM PDT (18:06 UTC), -1 km (-1 mi) below the surface.

A larger quake followed: M2.7 38 km NNE of Amboy, Washington. This one was a foreshock.

Kelso 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
1989-09-15 18:06:32 UTC
Depth
-1.1 km (-0.7 mi), shallow
Epicenter
46.203° N, 122.538° 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 0.1 km horizontally, 0.3 km in depth
Magnitude uncertainty
±0.08
Depth from
Operator assigned
Station coverage gap
103°
Stations used
18

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 20 in the 60 days after this one and 17 in the 30 days before it.

After

  1. 2.136 km SSE of Morton, Washington · 13527 days ago · 6 km deep · 35 km away
  2. 2.53 km NE of Naselle, Washington · 13525 days ago · 22 km deep · 98 km away
  3. 2.523 km ENE of Ashford, Washington · 13511 days ago · -2 km deep · 94 km away
  4. 1.537 km NNE of Amboy, Washington · 13508 days ago · 3 km deep · 27 km away
  5. 1.638 km NNE of Amboy, Washington · 13506 days ago · 0 km deep · 27 km away
  6. 1.738 km NNE of Amboy, Washington · 13506 days ago · 0 km deep · 27 km away
  7. 1.626 km ENE of Ashford, Washington · 13500 days ago · -2 km deep · 97 km away
  8. 1.95 km ESE of Packwood, Washington · 13499 days ago · -2 km deep · 83 km away
  9. 1.738 km NNE of Amboy, Washington · 13497 days ago · 2 km deep · 27 km away
  10. 1.725 km SSE of Morton, Washington · 13496 days ago · 17 km deep · 33 km away
  11. 1.737 km NNE of Amboy, Washington · 13493 days ago · 3 km deep · 27 km away
  12. 2.336 km SSE of Morton, Washington · 13492 days ago · 9 km deep · 38 km away
  13. 1.538 km NNE of Amboy, Washington · 13488 days ago · -1 km deep · 27 km away
  14. 1.68 km W of Mossyrock, Washington · 13486 days ago · 15 km deep · 35 km away
  15. 1.58 km SSE of Mossyrock, Washington · 13485 days ago · 16 km deep · 30 km away
  16. 1.937 km NNE of Amboy, Washington · 13484 days ago · -1 km deep · 26 km away
  17. 1.738 km NNE of Amboy, Washington · 13483 days ago · -2 km deep · 27 km away
  18. 1.638 km NNE of Amboy, Washington · 13480 days ago · -2 km deep · 28 km away
  19. 2.738 km NNE of Amboy, Washington · 13474 days ago · -2 km deep · 27 km away
  20. 1.637 km NNE of Amboy, Washington · 13474 days ago · -2 km deep · 26 km away

Before

  1. 2.023 km S of Morton, Washington · 13532 days ago · 8 km deep · 28 km away
  2. 2.06 km ESE of McKenna, Washington · 13533 days ago · 21 km deep · 80 km away
  3. 1.629 km SSE of Mossyrock, Washington · 13538 days ago · 5 km deep · 14 km away
  4. 1.526 km SSE of Mossyrock, Washington · 13538 days ago · 0 km deep · 17 km away
  5. 2.124 km ENE of Ashford, Washington · 13540 days ago · -2 km deep · 95 km away
  6. 2.524 km ENE of Ashford, Washington · 13540 days ago · -2 km deep · 96 km away
  7. 1.938 km NNE of Amboy, Washington · 13541 days ago · -2 km deep · 27 km away
  8. 2.03 km ENE of Kelso, Washington · 13544 days ago · 21 km deep · 26 km away
  9. 1.66 km E of La Center, Washington · 13550 days ago · 15 km deep · 39 km away
  10. 2.66 km N of Cherry Grove, Washington · 13550 days ago · 13 km deep · 39 km away
  11. 1.737 km NNE of Amboy, Washington · 13553 days ago · -2 km deep · 27 km away
  12. 1.737 km NNE of Amboy, Washington · 13553 days ago · -2 km deep · 27 km away
  13. 1.737 km NNE of Amboy, Washington · 13553 days ago · -1 km deep · 27 km away
  14. 2.737 km NNE of Amboy, Washington · 13553 days ago · -2 km deep · 27 km away
  15. 1.938 km NNE of Amboy, Washington · 13559 days ago · -1 km deep · 27 km away
  16. 1.724 km ENE of Ashford, Washington · 13561 days ago · -2 km deep · 95 km away
  17. 2.117 km ENE of Willapa, Washington · 13562 days ago · 10 km deep · 90 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10248553. Read Sat, Oct 3, 2026, 3:16 PM UTC.