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M1.5 Depth: 36.0 km

M1.5 Earthquake near 17 km E of Ninilchik, Alaska (United States)

UTC time: 2025-07-29 21:23:48 UTC Local time: —

About this earthquake

On July 29, 2025 at 21:23 UTC, a magnitude M1.5 earthquake occurred near 17 km E of Ninilchik, Alaska (United States). With a focal depth of about 36 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 257 earthquakes, the strongest at M4.1.

Details

Magnitude
M1.5
Depth
36.0 km
UTC time
2025-07-29 21:23:48 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
60.02650, -151.35900
Temperature
17.1°C

Map

Depth profile

Depth profile Depth: 36 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 36 km
Shallow
36 km
36 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: 92 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Iliamna
    Distance: 96 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Augustine
    Distance: 138 km ·Lava dome(s) ·Elevation: 1'218 m ·Last eruption: 2006 ·United States
  • Spurr
    Distance: 150 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Douglas
    Distance: 179 km ·Stratovolcano ·Elevation: 2'140 m ·United States
  • Hayes
    Distance: 188 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·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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