United States · Alaska

M1.9 Earthquake near Unorganized Borough, Alaska (United States)

UTC time: 2026-09-25 06:07:24 UTC Local time: —

Map

About this earthquake

On September 25, 2026 at 06:07 UTC, a magnitude M1.9 earthquake occurred near Unorganized Borough, Alaska (United States). The hypocenter lay relatively close to the surface at around 3 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: 183 earthquakes were recorded in the past 24 hours, the strongest reaching M4.1.

Depth profile

Depth profile Depth: 2.5 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 2.5 km
Shallow
2.5 km
2.5 km — shallower than the regional average (15.2 km)
Regional average: 15.2 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

  • Distance: 236 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Distance: 408 km ·Shield ·Elevation: 4'278 m ·Last eruption: 1912 ·United States
  • Distance: 479 km ·Volcanic field ·Elevation: 1'239 m ·Canada

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Central AirportUnited States · CEM · PACE
    16.7 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-09-25

This selection shows geographic proximity, not a hazard zone or confirmed impacts. Distances use recorded site coordinates. Sources & data dates

Alaska

Context for this earthquake

25 Sep 2025 – 25 Sep 2026 · M ≥ 2.0 · 4,141 Catalogue entries

Sufficiently reliable matching data are not currently available for a direct comparison. The area profile shows the available records and their limitations.

Open seismic profile

Historic earthquake map · United States

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

View earthquake KPIs, strongest and latest events, and averages for this country.

Share