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M0.9 Depth: 41.3 km

M0.9 Earthquake near 10 km NE of Fritz Creek, Alaska (United States)

UTC time: 2025-08-20 17:39:54 UTC Local time: —

About this earthquake

On August 20, 2025 at 17:39 UTC, a magnitude M0.9 earthquake occurred near 10 km NE of Fritz Creek, Alaska (United States). The hypocenter lay relatively close to the surface at around 41 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 200 earthquakes, the strongest at M3.7.

Details

Magnitude
M0.9
Depth
41.3 km
UTC time
2025-08-20 17:39:54 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
59.80850, -151.18530
Temperature
12.1°C

Map

Depth profile

Depth profile Depth: 41.3 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 41.3 km
Shallow
41.3 km
41.3 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

  • Iliamna
    Distance: 109 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Redoubt
    Distance: 114 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Augustine
    Distance: 136 km ·Lava dome(s) ·Elevation: 1'218 m ·Last eruption: 2006 ·United States
  • Douglas
    Distance: 171 km ·Stratovolcano ·Elevation: 2'140 m ·United States
  • Spurr
    Distance: 176 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Fourpeaked
    Distance: 182 km ·Stratovolcano ·Elevation: 2'105 m ·Last eruption: 2006 ·United States

Historic earthquake map · United States

Open history map
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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