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M1.8 Depth: 56.8 km

M1.8 Earthquake near 11 km N of Ridgeway, Alaska (United States)

UTC time: 2025-05-01 06:07:29 UTC Local time: —

About this earthquake

A magnitude M1.8 earthquake was recorded near 11 km N of Ridgeway, Alaska (United States) on May 1, 2025 at 06:07 UTC. The hypocenter lay relatively close to the surface at around 57 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: over the past 24 hours, QuakeMap24 logged 167 earthquakes, the strongest at M3.5.

Details

Magnitude
M1.8
Depth
56.8 km
UTC time
2025-05-01 06:07:29 UTC
Local time
—
Country
United States
Source
usgs
Coordinates
60.63340, -151.04640
Temperature
6.2°C

Map

Depth profile

Depth profile Depth: 56.8 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 56.8 km
Shallow
56.8 km
56.8 km — deeper than 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

  • Redoubt
    Distance: 94 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Spurr
    Distance: 99 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Iliamna
    Distance: 131 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Hayes
    Distance: 134 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Augustine
    Distance: 194 km ·Lava dome(s) ·Elevation: 1'218 m ·Last eruption: 2006 ·United States
  • Douglas
    Distance: 242 km ·Stratovolcano ·Elevation: 2'140 m ·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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