Washington earthquakes

M2.0 earthquake 6 km NE of Snoqualmie, Washington

A magnitude 2.0 earthquake struck 6 km NE of Snoqualmie, Washington on Tue, Sep 17, 2002, 9:37 PM PDT (04:37 UTC), 11 km (7 mi) below the surface.

A larger quake followed: M3.1 2 km WSW of Camano, Washington. This one was a foreshock.

Snoqualmie 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
2002-09-18 04:37:28 UTC
Depth
10.7 km (6.6 mi), shallow
Epicenter
47.574° N, 121.776° 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, 0.7 km in depth
Magnitude uncertainty
±0.04
Depth from
From location
Station coverage gap
47°
Stations used
42

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 13 in the 60 days after this one and 10 in the 30 days before it.

After

  1. 2.321 km ENE of Ashford, Washington · 8775 days ago · -2 km deep · 81 km away
  2. 2.47 km S of Sultan, Washington · 8772 days ago · 7 km deep · 24 km away
  3. 1.618 km SSE of Carbonado, Washington · 8770 days ago · 11 km deep · 73 km away
  4. 1.51 km SSW of Monroe, Washington · 8769 days ago · 1 km deep · 33 km away
  5. 2.94 km ENE of Fall City, Washington · 8759 days ago · 17 km deep · 5 km away
  6. 2.25 km SW of Clinton, Washington · 8756 days ago · 31 km deep · 63 km away
  7. 1.70 km ESE of Mountlake Terrace, Washington · 8756 days ago · 22 km deep · 46 km away
  8. 1.620 km ENE of Ashford, Washington · 8756 days ago · 8 km deep · 81 km away
  9. 2.09 km NNE of Quilcene, Washington · 8753 days ago · 20 km deep · 87 km away
  10. 2.0Washington · 8749 days ago · 15 km deep · 65 km away
  11. 1.60 km N of White Center, Washington · 8746 days ago · 26 km deep · 44 km away
  12. 1.52 km W of Edmonds, Washington · 8739 days ago · 19 km deep · 54 km away
  13. 3.12 km WSW of Camano, Washington · 8732 days ago · 27 km deep · 88 km away

Before

  1. 2.28 km SSE of Carbonado, Washington · 8781 days ago · 14 km deep · 65 km away
  2. 1.611 km NE of Snoqualmie, Washington · 8782 days ago · 5 km deep · 5 km away
  3. 1.716 km NNE of Ashford, Washington · 8788 days ago · 12 km deep · 76 km away
  4. 1.80 km WNW of Maple Valley, Washington · 8789 days ago · 1 km deep · 29 km away
  5. 1.85 km E of North Stanwood, Washington · 8796 days ago · 0 km deep · 85 km away
  6. 2.24 km ESE of Longbranch, Washington · 8800 days ago · 54 km deep · 81 km away
  7. 1.63 km SSW of Des Moines, Washington · 8800 days ago · 21 km deep · 48 km away
  8. 1.81 km NNW of Tukwila, Washington · 8801 days ago · 10 km deep · 38 km away
  9. 1.93 km ENE of Granite Falls, Washington · 8804 days ago · -1 km deep · 58 km away
  10. 1.66 km E of Ashford, Washington · 8805 days ago · 7 km deep · 91 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10564768. Read Wed, Sep 30, 2026, 10:28 PM UTC.