Oregon earthquakes

M1.7 earthquake 16 km WNW of Klamath Falls, Oregon

A magnitude 1.7 earthquake struck 16 km WNW of Klamath Falls, Oregon on Thu, Oct 20, 1994, 9:23 PM PDT (04:23 UTC), 9 km (6 mi) below the surface.

A larger quake followed: M3.9 24 km SW of Chiloquin, Oregon. This one was a foreshock.

Klamath Falls forecastMore in Oregon

Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
1.7 (md), micro
Local time
UTC
1994-10-21 04:23:55 UTC
Depth
8.9 km (5.5 mi), shallow
Epicenter
42.277° N, 121.974° W
Region
Oregon
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 0.4 km horizontally, 0.6 km in depth
Magnitude uncertainty
±0.03
Depth from
From location
Station coverage gap
89°
Stations used
5

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 28 in the 60 days after this one and 4 in the 30 days before it.

After

  1. 3.015 km W of Klamath Falls, Oregon · 11656 days ago · 5 km deep · 4 km away
  2. 1.6Oregon · 11647 days ago · 4 km deep · 4 km away
  3. 1.921 km WNW of Klamath Falls, Oregon · 11647 days ago · 4 km deep · 4 km away
  4. 1.720 km WNW of Klamath Falls, Oregon · 11647 days ago · 2 km deep · 4 km away
  5. 1.627 km NW of Klamath Falls, Oregon · 11642 days ago · 3 km deep · 12 km away
  6. 3.924 km SW of Chiloquin, Oregon · 11640 days ago · -2 km deep · 14 km away
  7. 1.826 km NW of Klamath Falls, Oregon · 11640 days ago · 4 km deep · 11 km away
  8. 1.625 km SSW of Chiloquin, Oregon · 11640 days ago · 7 km deep · 13 km away
  9. 1.626 km SW of Chiloquin, Oregon · 11640 days ago · 4 km deep · 13 km away
  10. 1.726 km SSW of Chiloquin, Oregon · 11640 days ago · 5 km deep · 12 km away
  11. 2.226 km NW of Klamath Falls, Oregon · 11639 days ago · 7 km deep · 12 km away
  12. 1.527 km NW of Klamath Falls, Oregon · 11639 days ago · 5 km deep · 12 km away
  13. 1.726 km SSW of Chiloquin, Oregon · 11639 days ago · 6 km deep · 12 km away
  14. 1.526 km SW of Chiloquin, Oregon · 11638 days ago · 2 km deep · 14 km away
  15. 2.026 km SW of Chiloquin, Oregon · 11638 days ago · 2 km deep · 13 km away
  16. 2.526 km SSW of Chiloquin, Oregon · 11638 days ago · 5 km deep · 13 km away
  17. 2.027 km NW of Klamath Falls, Oregon · 11638 days ago · 4 km deep · 12 km away
  18. 1.627 km NW of Klamath Falls, Oregon · 11638 days ago · 4 km deep · 12 km away
  19. 1.625 km SSW of Chiloquin, Oregon · 11638 days ago · 7 km deep · 13 km away
  20. 2.426 km SSW of Chiloquin, Oregon · 11637 days ago · 5 km deep · 12 km away
  21. 1.8Oregon · 11635 days ago · 6 km deep · 15 km away
  22. 2.126 km NW of Klamath Falls, Oregon · 11631 days ago · 6 km deep · 11 km away
  23. 1.816 km WNW of Klamath Falls, Oregon · 11624 days ago · 9 km deep · 1 km away
  24. 1.516 km WNW of Klamath Falls, Oregon · 11622 days ago · 9 km deep · 1 km away
  25. 1.620 km WNW of Klamath Falls, Oregon · 11618 days ago · 3 km deep · 3 km away
  26. 1.720 km WNW of Klamath Falls, Oregon · 11618 days ago · 2 km deep · 3 km away
  27. 1.520 km WNW of Klamath Falls, Oregon · 11618 days ago · 2 km deep · 3 km away
  28. 1.83 km NNE of Macdoel, California · 11608 days ago · 7 km deep · 47 km away

Before

  1. 1.617 km WNW of Klamath Falls, Oregon · 11676 days ago · 9 km deep · 1 km away
  2. 1.811 km WNW of Klamath Falls, Oregon · 11684 days ago · -2 km deep · 5 km away
  3. 2.427 km SW of Chiloquin, Oregon · 11686 days ago · 3 km deep · 12 km away
  4. 1.824 km WNW of Klamath Falls, Oregon · 11696 days ago · 5 km deep · 8 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10363418. Read Wed, Sep 30, 2026, 11:07 AM UTC.