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M1.7 Depth: 17.1 km

M1.7 Earthquake near Jefferson County, Washington (United States)

UTC time: 2026-08-03 21:56:39 UTC Local time: —

About this earthquake

On August 3, 2026 at 21:56 UTC, a magnitude M1.7 earthquake occurred near Jefferson County, Washington (United States). The hypocenter lay relatively close to the surface at around 17 km, increasing how strongly it was felt. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The event was recorded by USGS. United States: 168 earthquakes were recorded in the past 24 hours, the strongest reaching M3.1.

Map

Depth profile

Depth profile Depth: 17.1 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 17.1 km
Shallow
17.1 km
17.1 km — close to the regional average (15.5 km)
Regional average: 15.5 km
Why depth matters

Shallow quakes release energy near the surface — shaking is felt more strongly and damage potential is higher.

Depth classes per USGS

Volcanoes nearby

  • Rainier
    Distance: 134 km ·Stratovolcano ·Elevation: 4'392 m ·Last eruption: 1450 ·United States
  • Baker
    Distance: 135 km ·Stratovolcano(es) ·Elevation: 3'285 m ·Last eruption: 1880 ·United States
  • Glacier Peak
    Distance: 136 km ·Stratovolcano ·Elevation: 3'213 m ·Last eruption: 1700 ·United States
  • St. Helens
    Distance: 184 km ·Stratovolcano ·Elevation: 2'549 m ·Last eruption: 2008 ·United States
  • Adams
    Distance: 205 km ·Stratovolcano ·Elevation: 3'742 m ·Last eruption: 950 ·United States
  • West Crater
    Distance: 221 km ·Volcanic field ·Elevation: 1'329 m ·Last eruption: -5750 ·United States

Historic earthquake map · United States

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Country statistics · United States

Country overview
View earthquake KPIs, strongest and latest events, and averages for this country.

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