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M1.7 Depth: 71.7 km

M1.7 Earthquake near 9 km WNW of Petersville, Alaska (United States)

UTC time: 2025-05-28 04:31:17 UTC Local time: —

About this earthquake

On May 28, 2025 at 04:31 UTC, a magnitude M1.7 earthquake occurred near 9 km WNW of Petersville, Alaska (United States). The earthquake originated at an intermediate depth of about 72 km. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: over the past 24 hours, QuakeMap24 logged 151 earthquakes, the strongest at M3.3.

Details

Magnitude
M1.7
Depth
71.7 km
UTC time
2025-05-28 04:31:17 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
62.52120, -150.94180
Temperature
7.5°C

Map

Depth profile

Depth profile Depth: 71.7 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 71.7 km
Intermediate
71.7 km
71.7 km — deeper than the regional average (15.2 km)
Regional average: 15.2 km
Why depth matters

Intermediate-depth quakes are felt across a wider area but usually cause less surface damage.

Depth classes per USGS

Volcanoes nearby

  • Hayes
    Distance: 124 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Spurr
    Distance: 152 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Buzzard Creek
    Distance: 212 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Redoubt
    Distance: 246 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Iliamna
    Distance: 300 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Wrangell
    Distance: 363 km ·Shield ·Elevation: 4'278 m ·Last eruption: 1912 ·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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