Washington earthquakes

M1.6 earthquake 7 km WSW of Entiat, Washington

A magnitude 1.6 earthquake struck 7 km WSW of Entiat, Washington on Tue, Mar 13, 1979, 4:08 PM PST (00:08 UTC), 2 km (1 mi) below the surface.

A larger quake followed: M1.8 15 km W of Entiat, Washington. This one was a foreshock.

Entiat 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
1.6 (md), micro
Local time
UTC
1979-03-14 00:08:57 UTC
Depth
2.0 km (1.3 mi), shallow
Epicenter
47.659° N, 120.301° 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 0.3 km horizontally, 0.5 km in depth
Magnitude uncertainty
±0.06
Depth from
From location
Station coverage gap
148°
Stations used
6

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 11 in the 60 days after this one and 3 in the 30 days before it.

After

  1. 1.815 km W of Entiat, Washington · 17357 days ago · -1 km deep · 8 km away
  2. 1.610 km NNW of Mansfield, Washington · 17356 days ago · 4 km deep · 53 km away
  3. 1.717 km ENE of Leavenworth, Washington · 17341 days ago · 0 km deep · 12 km away
  4. 3.0Washington · 17335 days ago · 16 km deep · 77 km away
  5. 2.5Washington · 17335 days ago · 16 km deep · 76 km away
  6. 2.09 km NNW of Mansfield, Washington · 17328 days ago · 5 km deep · 53 km away
  7. 1.73 km ESE of Kittitas, Washington · 17327 days ago · 19 km deep · 76 km away
  8. 1.810 km NNW of Mansfield, Washington · 17321 days ago · 3 km deep · 54 km away
  9. 1.9Washington · 17319 days ago · 0 km deep · 18 km away
  10. 1.6Washington · 17310 days ago · 6 km deep · 2 km away
  11. 1.78 km NNE of Waterville, Washington · 17302 days ago · 5 km deep · 20 km away

Before

  1. 1.846 km WNW of Granite Falls, Washington · 17383 days ago · 0 km deep · 60 km away
  2. 1.81 km SW of Entiat, Washington · 17387 days ago · 0 km deep · 6 km away
  3. 2.313 km NNE of Naches, Washington · 17388 days ago · 8 km deep · 94 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10849213. Read Tue, Sep 22, 2026, 11:17 AM UTC.