Washington earthquakes

M1.8 earthquake 14 km W of Othello, Washington

A magnitude 1.8 earthquake struck 14 km W of Othello, Washington on Mon, Apr 5, 1971, 2:28 PM PST (22:28 UTC), 0 km (0 mi) below the surface.

A larger quake followed: M1.9 3 km NW of Connell, Washington. This one was a foreshock.

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
1.8 (md), micro
Local time
UTC
1971-04-05 22:28:48 UTC
Depth
-0.2 km (-0.1 mi), shallow
Epicenter
46.819° N, 119.368° 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 0.0 km horizontally, 0.0 km in depth
Magnitude uncertainty
±0.18
Depth from
Operator assigned
Station coverage gap
112°
Stations used
7

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 10 in the 60 days after this one and 11 in the 30 days before it.

After

  1. 1.93 km NW of Connell, Washington · 20253 days ago · 1 km deep · 39 km away
  2. 2.33 km NW of Connell, Washington · 20252 days ago · 2 km deep · 39 km away
  3. 1.93 km NW of Connell, Washington · 20252 days ago · 2 km deep · 39 km away
  4. 1.53 km NW of Connell, Washington · 20251 days ago · 0 km deep · 39 km away
  5. 1.816 km WNW of Othello, Washington · 20240 days ago · 3 km deep · 8 km away
  6. 1.73 km NNW of Connell, Washington · 20236 days ago · 0 km deep · 39 km away
  7. 1.711 km SSW of Benton City, Washington · 20235 days ago · 6 km deep · 73 km away
  8. 1.922 km E of Desert Aire, Washington · 20231 days ago · 6 km deep · 27 km away
  9. 1.913 km N of Pasco, Washington · 20223 days ago · 4 km deep · 55 km away
  10. 1.914 km N of Pasco, Washington · 20223 days ago · 5 km deep · 55 km away

Before

  1. 1.611 km SSE of Royal City, Washington · 20259 days ago · 3 km deep · 14 km away
  2. 1.812 km SE of Royal City, Washington · 20260 days ago · 2 km deep · 11 km away
  3. 1.813 km SSW of Vantage, Washington · 20271 days ago · 0 km deep · 50 km away
  4. 1.53 km NNW of Connell, Washington · 20271 days ago · 0 km deep · 40 km away
  5. 1.73 km NW of Connell, Washington · 20272 days ago · 0 km deep · 39 km away
  6. 2.33 km NW of Connell, Washington · 20275 days ago · 3 km deep · 39 km away
  7. 1.93 km NW of Connell, Washington · 20275 days ago · 1 km deep · 39 km away
  8. 1.53 km NW of Connell, Washington · 20275 days ago · 0 km deep · 40 km away
  9. 1.83 km WNW of Connell, Washington · 20276 days ago · 1 km deep · 38 km away
  10. 2.83 km NW of Connell, Washington · 20278 days ago · 1 km deep · 39 km away
  11. 1.611 km SW of Cascade Valley, Washington · 20284 days ago · 0 km deep · 28 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10838853. Read Tue, Sep 22, 2026, 10:45 AM UTC.