Back to map
M1.3 Depth: 28.5 km

M1.3 Earthquake near Unorganized Borough, Alaska (United States)

UTC time: 2026-04-27 19:55:50 UTC Local time: —

About this earthquake

A magnitude M1.3 earthquake was recorded near Unorganized Borough, Alaska (United States) on April 27, 2026 at 19:55 UTC. With a focal depth of about 29 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: 192 earthquakes were recorded in the past 24 hours, the strongest reaching M5.8.

Map

Depth profile

Depth profile Depth: 28.5 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 28.5 km
Shallow
28.5 km
28.5 km — deeper than the regional average (15.9 km)
Regional average: 15.9 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

  • Buzzard Creek
    Distance: 135 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Hayes
    Distance: 378 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Spurr
    Distance: 413 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Wrangell
    Distance: 454 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.

Share