Back to map
M2.1 Depth: 71.4 km

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

UTC time: 2026-02-28 18:28:26 UTC Local time: —

About this earthquake

On February 28, 2026 at 18:28 UTC, a magnitude M2.1 earthquake occurred near Matanuska-Susitna Borough, Alaska (United States). The earthquake originated at an intermediate depth of about 71 km. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: 165 earthquakes were recorded in the past 24 hours, the strongest reaching M5.1.

Map

Depth profile

Depth profile Depth: 71.4 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 71.4 km
Intermediate
71.4 km
71.4 km — deeper than the regional average (15.8 km)
Regional average: 15.8 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: 84 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Wrangell
    Distance: 247 km ·Shield ·Elevation: 4'278 m ·Last eruption: 1912 ·United States
  • Hayes
    Distance: 300 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Spurr
    Distance: 321 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Churchill
    Distance: 384 km ·Stratovolcano ·Elevation: 5'005 m ·Last eruption: 847 ·United States
  • Redoubt
    Distance: 407 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·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