Washington earthquakes

M2.9 earthquake 13 km ESE of Prosser, Washington

A magnitude 2.9 earthquake struck 13 km ESE of Prosser, Washington on Tue, Dec 3, 1985, 10:54 AM PST (18:54 UTC), 1 km (1 mi) below the surface.

Prosser 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
2.9 (md), micro
Local time
UTC
1985-12-03 18:54:18 UTC
Depth
1.2 km (0.7 mi), shallow
Epicenter
46.166° N, 119.603° 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 1.3 km horizontally, 1.7 km in depth
Magnitude uncertainty
±0.09
Depth from
From location
Station coverage gap
299°, poorly surrounded by stations
Stations used
4

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 16 in the 60 days after this one and 2 in the 30 days before it.

After

  1. 2.64 km NE of Royal City, Washington · 14902 days ago · 0 km deep · 85 km away
  2. 2.310 km ESE of Royal City, Washington · 14899 days ago · 0 km deep · 76 km away
  3. 2.43 km NNE of West Valley, Washington · 14881 days ago · 8 km deep · 91 km away
  4. 1.53 km NE of West Valley, Washington · 14881 days ago · 8 km deep · 89 km away
  5. 2.13 km NE of West Valley, Washington · 14881 days ago · 7 km deep · 90 km away
  6. 2.65 km ENE of Umapine, Oregon · 14880 days ago · 3 km deep · 93 km away
  7. 1.823 km NNE of Terrace Heights, Washington · 14877 days ago · -1 km deep · 87 km away
  8. 1.723 km NNE of Terrace Heights, Washington · 14876 days ago · 3 km deep · 86 km away
  9. 2.022 km NNE of Terrace Heights, Washington · 14876 days ago · 4 km deep · 86 km away
  10. 2.38 km W of Roosevelt, Washington · 14871 days ago · 7 km deep · 73 km away
  11. 1.71 km W of Yakima, Washington · 14863 days ago · 11 km deep · 86 km away
  12. 1.90 km NNE of Yakima, Washington · 14863 days ago · 10 km deep · 85 km away
  13. 1.812 km NW of Mattawa, Washington · 14855 days ago · 0 km deep · 79 km away
  14. 2.027 km NNW of Benton City, Washington · 14847 days ago · -1 km deep · 35 km away
  15. 1.627 km NNW of Benton City, Washington · 14847 days ago · -1 km deep · 36 km away
  16. 2.122 km NNE of Terrace Heights, Washington · 14845 days ago · 3 km deep · 88 km away

Before

  1. 1.823 km SSE of Kittitas, Washington · 14903 days ago · 2 km deep · 87 km away
  2. 1.623 km SSE of Kittitas, Washington · 14904 days ago · 1 km deep · 87 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10198023. Read Tue, Sep 22, 2026, 7:59 AM UTC.