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United States · Alaska

M1.8 Earthquake near Matanuska-Susitna Borough, Alaska (United States)

UTC time: 2026-09-09 13:51:13 UTC Local time: —
Magnitude
M1.8
Depth
73.0 km
Source
USGS

Alaska · Matanuska-Susitna Borough

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About this earthquake

A magnitude M1.8 earthquake was recorded near Matanuska-Susitna Borough, Alaska (United States) on September 9, 2026 at 13:51 UTC. The earthquake originated at an intermediate depth of about 73 km. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The data is provided by USGS and cross-checked across seismological networks. United States: over the past 24 hours, QuakeMap24 logged 211 earthquakes, the strongest at M3.0.

Depth profile

Depth profile Depth: 73 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 73 km
Intermediate
73 km
73 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

  • Spurr
    Distance: 92 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Hayes
    Distance: 102 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Redoubt
    Distance: 157 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Iliamna
    Distance: 206 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Augustine
    Distance: 277 km ·Lava dome(s) ·Elevation: 1'218 m ·Last eruption: 2006 ·United States
  • Buzzard Creek
    Distance: 314 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Ted Stevens Anchorage International AirportUnited States · ANC · PANC
    38.8 kmStraight-line distance
  • Merrill FieldUnited States · MRI · PAMR
    43.1 kmStraight-line distance

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

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

09 Sep 2025 – 09 Sep 2026 · M ≥ 2.0 · 4,089 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

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Country statistics · United States

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

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