Washington earthquakes

M3.9 earthquake 10 km NNW of Mansfield, Washington

A magnitude 3.9 earthquake struck 10 km NNW of Mansfield, Washington on Fri, Jan 19, 1979, 6:55 AM PST (14:55 UTC), 6 km (4 mi) below the surface.

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Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
3.9 (md), minor
Local time
UTC
1979-01-19 14:55:16 UTC
Depth
5.7 km (3.6 mi), shallow
Epicenter
47.901° N, 119.688° 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 0.4 km horizontally, 1.2 km in depth
Magnitude uncertainty
±0.03
Depth from
From location
Station coverage gap
105°
Stations used
12

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 14 in the 60 days after this one and 1 in the 30 days before it.

After

  1. 2.710 km NNW of Mansfield, Washington · 17420 days ago · 5 km deep · 0 km away
  2. 1.710 km NNW of Mansfield, Washington · 17420 days ago · 4 km deep · 1 km away
  3. 2.110 km S of Bridgeport, Washington · 17420 days ago · 6 km deep · 1 km away
  4. 1.810 km NNW of Mansfield, Washington · 17419 days ago · 3 km deep · 1 km away
  5. 2.1Washington · 17418 days ago · 5 km deep · 1 km away
  6. 3.0Washington · 17418 days ago · 4 km deep · 0 km away
  7. 3.04 km WNW of Waterville, Washington · 17409 days ago · 6 km deep · 42 km away
  8. 2.810 km NNW of Mansfield, Washington · 17402 days ago · 5 km deep · 0 km away
  9. 1.81 km SW of Entiat, Washington · 17394 days ago · 0 km deep · 48 km away
  10. 1.846 km WNW of Granite Falls, Washington · 17390 days ago · 0 km deep · 82 km away
  11. 1.912 km SSW of Marlin, Washington · 17380 days ago · 1 km deep · 83 km away
  12. 1.67 km WSW of Entiat, Washington · 17367 days ago · 2 km deep · 53 km away
  13. 1.815 km W of Entiat, Washington · 17364 days ago · -1 km deep · 60 km away
  14. 1.610 km NNW of Mansfield, Washington · 17363 days ago · 4 km deep · 1 km away

Before

  1. 1.713 km WSW of Conconully, Washington · 17435 days ago · 0 km deep · 68 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10848743 (also filed as usp0000ygh). Read Tue, Sep 29, 2026, 11:55 AM UTC.