Back to map
M1.6 Depth: 78.9 km

M1.6 Earthquake near Matanuska-Susitna Borough, Alaska (United States)

UTC time: 2026-08-23 09:30:33 UTC Local time: —

About this earthquake

A magnitude M1.6 earthquake was recorded near Matanuska-Susitna Borough, Alaska (United States) on August 23, 2026 at 09:30 UTC. The earthquake originated at an intermediate depth of about 79 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 222 earthquakes, the strongest at M4.1.

Map

Depth profile

Depth profile Depth: 78.9 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 78.9 km
Intermediate
78.9 km
78.9 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

  • Buzzard Creek
    Distance: 128 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Hayes
    Distance: 213 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Spurr
    Distance: 237 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Wrangell
    Distance: 306 km ·Shield ·Elevation: 4'278 m ·Last eruption: 1912 ·United States
  • Redoubt
    Distance: 328 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Iliamna
    Distance: 382 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