Back to map
M2.1 Depth: 81.5 km

M2.1 Earthquake near Matanuska-Susitna Borough, Alaska (United States)

UTC time: 2026-08-06 04:18:28 UTC Local time: —

About this earthquake

A magnitude M2.1 earthquake was recorded near Matanuska-Susitna Borough, Alaska (United States) on August 6, 2026 at 04:18 UTC. The earthquake originated at an intermediate depth of about 82 km. Events of this size typically go unnoticed.

The data is provided by USGS and cross-checked across seismological networks. United States: over the past 24 hours, QuakeMap24 logged 167 earthquakes, the strongest at M4.5.

Map

Depth profile

Depth profile Depth: 81.5 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 81.5 km
Intermediate
81.5 km
81.5 km — deeper than the regional average (15.5 km)
Regional average: 15.5 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

  • Buzzard Creek
    Distance: 155 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Hayes
    Distance: 194 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Spurr
    Distance: 215 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Wrangell
    Distance: 297 km ·Shield ·Elevation: 4'278 m ·Last eruption: 1912 ·United States
  • Redoubt
    Distance: 304 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Iliamna
    Distance: 357 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·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