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M1.5 Depth: 23.6 km

M1.5 Earthquake near 1 km WNW of Chico, Washington (United States)

UTC time: 2025-08-13 18:40:20 UTC Local time: —

About this earthquake

On August 13, 2025 at 18:40 UTC, a magnitude M1.5 earthquake occurred near 1 km WNW of Chico, Washington (United States). The hypocenter lay relatively close to the surface at around 24 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: over the past 24 hours, QuakeMap24 logged 208 earthquakes, the strongest at M3.9.

Details

Magnitude
M1.5
Depth
23.6 km
UTC time
2025-08-13 18:40:20 UTC
Local time
—
Country
United States
City
Washington
Source
usgs
Coordinates
47.61833, -122.73333
Temperature
24.4°C

Map

Depth profile

Depth profile Depth: 23.6 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 23.6 km
Shallow
23.6 km
23.6 km — deeper than the regional average (15.4 km)
Regional average: 15.4 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: 112 km ·Stratovolcano ·Elevation: 4'392 m ·Last eruption: 1450 ·United States
  • Glacier Peak
    Distance: 133 km ·Stratovolcano ·Elevation: 3'213 m ·Last eruption: 1700 ·United States
  • Baker
    Distance: 146 km ·Stratovolcano(es) ·Elevation: 3'285 m ·Last eruption: 1880 ·United States
  • St. Helens
    Distance: 163 km ·Stratovolcano ·Elevation: 2'549 m ·Last eruption: 2008 ·United States
  • Adams
    Distance: 183 km ·Stratovolcano ·Elevation: 3'742 m ·Last eruption: 950 ·United States
  • West Crater
    Distance: 200 km ·Volcanic field ·Elevation: 1'329 m ·Last eruption: -5750 ·United States

Historic earthquake map · United States

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Explore recent and long-term earthquake activity in this country. Use filters to narrow down by magnitude, depth, and date range.

Country statistics · United States

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

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