M1.2 Depth: 77.6 km

M1.2 Earthquake near 37 km NNW of Petersville, Alaska (United States)

UTC time: 2025-05-17 20:10:47 UTC Local time: —

About this earthquake

On May 17, 2025 at 20:10 UTC, a magnitude M1.2 earthquake occurred near 37 km NNW of Petersville, Alaska (United States). The earthquake originated at an intermediate depth of about 78 km. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: 163 earthquakes were recorded in the past 24 hours, the strongest reaching M3.6.

Details

Magnitude

M1.2

Depth

77.6 km

UTC time

2025-05-17 20:10:47 UTC

Local time

—

Country

United States

City

Alaska

Source

usgs

Coordinates

62.82320, -150.96950

Temperature

-8.5°C

Map

Depth profile

Intermediate

77.6 km

77.6 km — deeper than the regional average (15.3 km)

Regional average: 15.3 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: 151 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
Spurr

Distance: 182 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
Buzzard Creek

Distance: 187 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
Redoubt

Distance: 276 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
Iliamna

Distance: 330 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
Wrangell

Distance: 369 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.

Stats (last 24h)

Global (24h)

595

Country (24h)