Washington earthquakes

M2.2 earthquake 4 km WNW of Connell, Washington

A magnitude 2.2 earthquake struck 4 km WNW of Connell, Washington on Tue, Oct 14, 1975, 10:46 PM PDT (05:46 UTC), 12 km (7 mi) below the surface.

A larger quake followed: M2.9 15 km WNW of Othello, Washington. This one was a foreshock.

Connell 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
2.2 (md), micro
Local time
UTC
1975-10-15 05:46:06 UTC
Depth
11.7 km (7.3 mi), shallow
Epicenter
46.683° N, 118.913° 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, 0.1 km in depth
Magnitude uncertainty
±0.07
Depth from
Operator assigned
Station coverage gap
129°
Stations used
11

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 11 in the 60 days after this one and 5 in the 30 days before it.

After

  1. 2.43 km NNW of Connell, Washington · 18610 days ago · 5 km deep · 2 km away
  2. 1.94 km NW of Connell, Washington · 18598 days ago · 4 km deep · 2 km away
  3. 1.615 km SE of Desert Aire, Washington · 18592 days ago · 20 km deep · 69 km away
  4. 1.619 km NNW of Irrigon, Oregon · 18589 days ago · 18 km deep · 85 km away
  5. 1.914 km NNE of West Richland, Washington · 18589 days ago · 0 km deep · 40 km away
  6. 2.915 km WNW of Othello, Washington · 18587 days ago · 3 km deep · 41 km away
  7. 1.814 km NNE of West Richland, Washington · 18578 days ago · 0 km deep · 40 km away
  8. 1.94 km SSE of Vantage, Washington · 18567 days ago · 6 km deep · 83 km away
  9. 1.914 km NNE of West Richland, Washington · 18565 days ago · 0 km deep · 40 km away
  10. 1.94 km ESE of Vantage, Washington · 18555 days ago · 3 km deep · 82 km away
  11. 1.717 km ENE of George, Washington · 18552 days ago · 14 km deep · 73 km away

Before

  1. 1.714 km NNE of West Richland, Washington · 18611 days ago · 0 km deep · 40 km away
  2. 2.35 km WNW of Connell, Washington · 18614 days ago · 11 km deep · 1 km away
  3. 2.26 km NW of Connell, Washington · 18614 days ago · 10 km deep · 2 km away
  4. 1.98 km NW of Connell, Washington · 18629 days ago · 7 km deep · 5 km away
  5. 1.94 km N of Connell, Washington · 18638 days ago · 5 km deep · 4 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10862043. Read Sun, Sep 27, 2026, 1:59 AM UTC.