Washington earthquakes

M1.5 earthquake 4 km W of Gorst, Washington

A magnitude 1.5 earthquake struck 4 km W of Gorst, Washington on Sun, Aug 12, 2001, 5:02 AM PDT (12:02 UTC), 25 km (15 mi) below the surface.

A larger quake followed: M2.3 2 km S of Coupeville, Washington. This one was a foreshock.

Gorst 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
1.5 (md), micro
Local time
UTC
2001-08-12 12:02:44 UTC
Depth
24.6 km (15.3 mi), shallow
Epicenter
47.521° N, 122.767° 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
±0.04
Depth from
Operator assigned
Station coverage gap
83°
Stations used
9

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 12 in the 60 days after this one and 5 in the 30 days before it.

After

  1. 2.28 km NW of Seattle, Washington · 9178 days ago · 26 km deep · 31 km away
  2. 1.56 km S of Baring, Washington · 9177 days ago · 9 km deep · 99 km away
  3. 1.81 km SSW of Auburn, Washington · 9173 days ago · 16 km deep · 47 km away
  4. 1.74 km WNW of Dash Point, Washington · 9173 days ago · 21 km deep · 29 km away
  5. 1.73 km NNE of White Center, Washington · 9164 days ago · 30 km deep · 32 km away
  6. 2.115 km ESE of Carbonado, Washington · 9161 days ago · 16 km deep · 87 km away
  7. 2.32 km S of Coupeville, Washington · 9152 days ago · 56 km deep · 75 km away
  8. 2.34 km ESE of Union, Washington · 9151 days ago · 46 km deep · 29 km away
  9. 1.82 km NNW of Belfair, Washington · 9142 days ago · 24 km deep · 8 km away
  10. 2.14 km SSE of Lake McMurray, Washington · 9140 days ago · 6 km deep · 93 km away
  11. 1.75 km S of Lake McMurray, Washington · 9139 days ago · 4 km deep · 92 km away
  12. 1.54 km SSE of Lake McMurray, Washington · 9128 days ago · 8 km deep · 94 km away

Before

  1. 2.24 km SW of Shoreline, Washington · 9190 days ago · 27 km deep · 37 km away
  2. 2.02 km NNE of Redmond, Washington · 9196 days ago · 2 km deep · 53 km away
  3. 2.23 km NNW of Mirrormont, Washington · 9199 days ago · 16 km deep · 56 km away
  4. 4.34 km WSW of DuPont, Washington · 9201 days ago · 52 km deep · 49 km away · felt by 740
  5. 1.63 km S of Seattle, Washington · 9201 days ago · 13 km deep · 33 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10536213. Read Wed, Sep 30, 2026, 12:21 PM UTC.