Washington earthquakes

M2.0 earthquake 5 km SSW of Connell, Washington

A magnitude 2.0 earthquake struck 5 km SSW of Connell, Washington on Mon, Dec 21, 1987, 3:23 PM PST (23:23 UTC), 1 km (1 mi) below the surface.

A larger quake followed: M2.9 19 km WSW 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
2.0 (md), micro
Local time
UTC
1987-12-21 23:23:41 UTC
Depth
1.5 km (0.9 mi), shallow
Epicenter
46.617° N, 118.879° 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 0.9 km horizontally, 0.8 km in depth
Magnitude uncertainty
±0.09
Depth from
From location
Station coverage gap
197°, poorly surrounded by stations
Stations used
31

Nearest places

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

Nearby

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

After

  1. 1.616 km WSW of Othello, Washington · 14156 days ago · 0 km deep · 39 km away
  2. 2.117 km WSW of Othello, Washington · 14155 days ago · 1 km deep · 40 km away
  3. 1.517 km SW of Othello, Washington · 14155 days ago · 2 km deep · 39 km away
  4. 1.516 km WSW of Othello, Washington · 14154 days ago · 0 km deep · 39 km away
  5. 1.717 km WSW of Othello, Washington · 14154 days ago · 0 km deep · 40 km away
  6. 2.219 km SW of Othello, Washington · 14150 days ago · 1 km deep · 39 km away
  7. 1.917 km WSW of Othello, Washington · 14148 days ago · 0 km deep · 41 km away
  8. 1.717 km WSW of Othello, Washington · 14145 days ago · 1 km deep · 39 km away
  9. 1.716 km WSW of Othello, Washington · 14144 days ago · 0 km deep · 39 km away
  10. 1.516 km S of Prosser, Washington · 14140 days ago · 8 km deep · 91 km away
  11. 2.15 km SW of Connell, Washington · 14135 days ago · 2 km deep · 2 km away
  12. 2.415 km WSW of Othello, Washington · 14135 days ago · 0 km deep · 39 km away
  13. 2.616 km WSW of Othello, Washington · 14132 days ago · 0 km deep · 39 km away
  14. 2.016 km SW of Othello, Washington · 14131 days ago · 0 km deep · 39 km away
  15. 1.716 km SW of Othello, Washington · 14131 days ago · 0 km deep · 38 km away
  16. 1.519 km WSW of Othello, Washington · 14129 days ago · 0 km deep · 42 km away
  17. 1.73 km SSE of Grandview, Washington · 14128 days ago · 12 km deep · 89 km away
  18. 2.13 km SSE of Grandview, Washington · 14128 days ago · 12 km deep · 89 km away
  19. 1.53 km S of Grandview, Washington · 14128 days ago · 11 km deep · 90 km away
  20. 2.14 km NE of Prosser, Washington · 14124 days ago · -1 km deep · 78 km away
  21. 2.919 km WSW of Othello, Washington · 14117 days ago · 0 km deep · 42 km away
  22. 2.119 km WSW of Othello, Washington · 14117 days ago · 0 km deep · 42 km away
  23. 2.919 km WSW of Othello, Washington · 14115 days ago · 2 km deep · 42 km away
  24. 1.919 km WSW of Othello, Washington · 14115 days ago · 1 km deep · 42 km away
  25. 1.919 km WSW of Othello, Washington · 14115 days ago · 1 km deep · 42 km away
  26. 2.119 km WSW of Othello, Washington · 14113 days ago · 0 km deep · 42 km away
  27. 1.92 km NNE of Mesa, Washington · 14112 days ago · 5 km deep · 9 km away
  28. 2.35 km SW of Connell, Washington · 14108 days ago · 2 km deep · 2 km away
  29. 1.722 km WSW of Othello, Washington · 14108 days ago · 0 km deep · 45 km away
  30. 1.518 km WSW of Othello, Washington · 14101 days ago · 0 km deep · 42 km away

Before

  1. 1.917 km WSW of Othello, Washington · 14161 days ago · 0 km deep · 40 km away
  2. 1.815 km E of Mattawa, Washington · 14167 days ago · 17 km deep · 64 km away
  3. 2.16 km NNE of Milton-Freewater, Oregon · 14168 days ago · 2 km deep · 80 km away
  4. 1.817 km WSW of Othello, Washington · 14169 days ago · 1 km deep · 40 km away
  5. 1.97 km NNE of Richland, Washington · 14175 days ago · 0 km deep · 41 km away
  6. 2.217 km WSW of Othello, Washington · 14177 days ago · 0 km deep · 41 km away
  7. 1.67 km NNE of Richland, Washington · 14178 days ago · 0 km deep · 42 km away
  8. 1.518 km SW of Othello, Washington · 14180 days ago · 0 km deep · 38 km away
  9. 1.615 km NE of Marlin, Washington · 14186 days ago · 0 km deep · 99 km away
  10. 1.77 km SSW of Desert Aire, Washington · 14189 days ago · 9 km deep · 82 km away
  11. 1.917 km WSW of Othello, Washington · 14189 days ago · 0 km deep · 41 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10228923. Read Sun, Sep 27, 2026, 6:57 AM UTC.