Oregon earthquakes

M1.8 earthquake 18 km WNW of Klamath Falls, Oregon

A magnitude 1.8 earthquake struck 18 km WNW of Klamath Falls, Oregon on Tue, Sep 6, 1994, 10:33 PM PDT (05:33 UTC), 7 km (5 mi) below the surface.

A larger quake followed: M3.0 15 km W of Klamath Falls, 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
1.8 (md), micro
Local time
UTC
1994-09-07 05:33:01 UTC
Depth
7.4 km (4.6 mi), shallow
Epicenter
42.282° N, 121.987° 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 0.6 km horizontally, 0.5 km in depth
Magnitude uncertainty
±0.05
Depth from
From location
Station coverage gap
155°
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: 9 in the 60 days after this one and 11 in the 30 days before it.

After

  1. 1.718 km WNW of Klamath Falls, Oregon · 11708 days ago · 7 km deep · 1 km away
  2. 2.215 km W of Klamath Falls, Oregon · 11704 days ago · 5 km deep · 5 km away
  3. 1.716 km WNW of Klamath Falls, Oregon · 11703 days ago · 8 km deep · 2 km away
  4. 1.824 km WNW of Klamath Falls, Oregon · 11694 days ago · 5 km deep · 7 km away
  5. 2.427 km SW of Chiloquin, Oregon · 11685 days ago · 3 km deep · 12 km away
  6. 1.811 km WNW of Klamath Falls, Oregon · 11683 days ago · -2 km deep · 6 km away
  7. 1.617 km WNW of Klamath Falls, Oregon · 11675 days ago · 9 km deep · 1 km away
  8. 1.716 km WNW of Klamath Falls, Oregon · 11666 days ago · 9 km deep · 1 km away
  9. 3.015 km W of Klamath Falls, Oregon · 11655 days ago · 5 km deep · 4 km away

Before

  1. 1.714 km WNW of Klamath Falls, Oregon · 11712 days ago · 6 km deep · 4 km away
  2. 1.514 km WNW of Klamath Falls, Oregon · 11712 days ago · 6 km deep · 4 km away
  3. 1.717 km WNW of Klamath Falls, Oregon · 11713 days ago · 7 km deep · 1 km away
  4. 1.821 km WNW of Klamath Falls, Oregon · 11714 days ago · 6 km deep · 3 km away
  5. 1.6Oregon · 11717 days ago · 5 km deep · 10 km away
  6. 1.927 km WNW of Klamath Falls, Oregon · 11726 days ago · 2 km deep · 10 km away
  7. 1.926 km WNW of Klamath Falls, Oregon · 11726 days ago · 4 km deep · 9 km away
  8. 2.026 km WNW of Klamath Falls, Oregon · 11727 days ago · 7 km deep · 10 km away
  9. 1.715 km WNW of Klamath Falls, Oregon · 11739 days ago · 8 km deep · 2 km away
  10. 1.817 km WNW of Klamath Falls, Oregon · 11739 days ago · 6 km deep · 0 km away
  11. 1.715 km W of Klamath Falls, Oregon · 11740 days ago · 8 km deep · 4 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10350913. Read Tue, Sep 29, 2026, 2:02 AM UTC.