Washington earthquakes

M1.5 earthquake 3 km NW of Connell, Washington

A magnitude 1.5 earthquake struck 3 km NW of Connell, Washington on Tue, Apr 13, 1971, 2:57 AM PST (10:57 UTC), 0 km (0 mi) below the surface.

A larger quake followed: M1.8 16 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.

Open the live map with earthquakes

The earthquake

Magnitude
1.5 (md), micro
Local time
UTC
1971-04-13 10:57:41 UTC
Depth
-0.3 km (-0.2 mi), shallow
Epicenter
46.686° N, 118.894° 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
±0.22
Depth from
Operator assigned
Station coverage gap
236°, poorly surrounded by stations
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: 7 in the 60 days after this one and 16 in the 30 days before it.

After

  1. 1.816 km WNW of Othello, Washington · 20240 days ago · 3 km deep · 43 km away
  2. 1.73 km NNW of Connell, Washington · 20236 days ago · 0 km deep · 1 km away
  3. 1.711 km SSW of Benton City, Washington · 20235 days ago · 6 km deep · 77 km away
  4. 1.922 km E of Desert Aire, Washington · 20231 days ago · 6 km deep · 56 km away
  5. 1.913 km N of Pasco, Washington · 20223 days ago · 4 km deep · 39 km away
  6. 1.914 km N of Pasco, Washington · 20223 days ago · 5 km deep · 39 km away
  7. 2.23 km WNW of Connell, Washington · 20198 days ago · 0 km deep · 1 km away

Before

  1. 1.93 km NW of Connell, Washington · 20252 days ago · 2 km deep · 0 km away
  2. 2.33 km NW of Connell, Washington · 20252 days ago · 2 km deep · 0 km away
  3. 1.93 km NW of Connell, Washington · 20253 days ago · 1 km deep · 0 km away
  4. 1.814 km W of Othello, Washington · 20258 days ago · 0 km deep · 39 km away
  5. 1.611 km SSE of Royal City, Washington · 20259 days ago · 3 km deep · 52 km away
  6. 1.812 km SE of Royal City, Washington · 20260 days ago · 2 km deep · 49 km away
  7. 1.813 km SSW of Vantage, Washington · 20270 days ago · 0 km deep · 88 km away
  8. 1.53 km NNW of Connell, Washington · 20271 days ago · 0 km deep · 1 km away
  9. 1.73 km NW of Connell, Washington · 20272 days ago · 0 km deep · 0 km away
  10. 2.35 km WNW of Garrett, Washington · 20274 days ago · 0 km deep · 75 km away
  11. 2.36 km NW of Garrett, Washington · 20274 days ago · 0 km deep · 74 km away
  12. 2.33 km NW of Connell, Washington · 20275 days ago · 3 km deep · 0 km away
  13. 1.93 km NW of Connell, Washington · 20275 days ago · 1 km deep · 0 km away
  14. 1.53 km NW of Connell, Washington · 20275 days ago · 0 km deep · 1 km away
  15. 1.83 km WNW of Connell, Washington · 20276 days ago · 1 km deep · 1 km away
  16. 2.83 km NW of Connell, Washington · 20278 days ago · 1 km deep · 0 km away

Earthquakes todayWashington earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10838908. Read Tue, Sep 22, 2026, 9:54 AM UTC.