Washington earthquakes

M3.4 earthquake 14 km SW of Othello, Washington

A magnitude 3.4 earthquake struck 14 km SW of Othello, Washington on Mon, Sep 1, 1986, 2:32 PM PDT (21:32 UTC), 14 km (9 mi) below the surface.

Othello 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
3.4 (md), minor
Local time
UTC
1986-09-01 21:32:43 UTC
Depth
13.8 km (8.6 mi), shallow
Epicenter
46.718° N, 119.285° 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 0.3 km horizontally, 0.4 km in depth
Magnitude uncertainty
±0.05
Depth from
From location
Station coverage gap
81°
Stations used
19

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 17 in the 60 days after this one and 2 in the 30 days before it.

After

  1. 1.815 km SW of Othello, WA · 14630 days ago · 13 km deep · 0 km away
  2. 1.515 km SW of Othello, Washington · 14630 days ago · 12 km deep · 1 km away
  3. 1.95 km NW of Mattawa, Washington · 14627 days ago · 0 km deep · 51 km away
  4. 1.65 km NW of Mattawa, Washington · 14623 days ago · 0 km deep · 52 km away
  5. 1.74 km NW of Mattawa, Washington · 14607 days ago · 1 km deep · 50 km away
  6. 2.16 km NW of Mattawa, Washington · 14606 days ago · 2 km deep · 52 km away
  7. 2.410 km NNW of Mattawa, Washington · 14605 days ago · 5 km deep · 53 km away
  8. 1.97 km NW of Mattawa, Washington · 14604 days ago · 0 km deep · 52 km away
  9. 2.46 km NW of Mattawa, Washington · 14604 days ago · 0 km deep · 52 km away
  10. 2.04 km NW of Mattawa, Washington · 14604 days ago · 4 km deep · 50 km away
  11. 1.67 km NW of Mattawa, Washington · 14604 days ago · 1 km deep · 53 km away
  12. 1.56 km NW of Mattawa, Washington · 14604 days ago · 3 km deep · 52 km away
  13. 1.75 km NW of Mattawa, Washington · 14604 days ago · 2 km deep · 52 km away
  14. 1.77 km NW of Mattawa, Washington · 14597 days ago · 2 km deep · 53 km away
  15. 1.76 km NW of Mattawa, Washington · 14593 days ago · 2 km deep · 52 km away
  16. 1.56 km NW of Mattawa, Washington · 14581 days ago · 1 km deep · 52 km away
  17. 1.514 km NW of Mattawa, Washington · 14578 days ago · 1 km deep · 59 km away

Before

  1. 1.74 km NW of Mattawa, Washington · 14644 days ago · 4 km deep · 51 km away
  2. 2.37 km SW of Royal City, Washington · 14660 days ago · 0 km deep · 34 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10209683. Read Tue, Sep 22, 2026, 9:32 AM UTC.