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M1.6 Depth: 16.4 km

M1.6 Earthquake near 30 km NW of Willow, Alaska (United States)

UTC time: 2025-07-18 15:55:02 UTC Local time: —

About this earthquake

On July 18, 2025 at 15:55 UTC, a magnitude M1.6 earthquake occurred near 30 km NW of Willow, Alaska (United States). With a focal depth of about 16 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. 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 203 earthquakes, the strongest at M3.2.

Details

Magnitude
M1.6
Depth
16.4 km
UTC time
2025-07-18 15:55:02 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
61.96300, -150.40790
Temperature
15.0°C

Map

Depth profile

Depth profile Depth: 16.4 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 16.4 km
Shallow
16.4 km
16.4 km — close to the regional average (15.3 km)
Regional average: 15.3 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

  • Hayes
    Distance: 111 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Spurr
    Distance: 122 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Redoubt
    Distance: 206 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Buzzard Creek
    Distance: 254 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Iliamna
    Distance: 259 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Augustine
    Distance: 333 km ·Lava dome(s) ·Elevation: 1'218 m ·Last eruption: 2006 ·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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