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M1.1 Depth: 30.7 km

M1.1 Earthquake near Matanuska-Susitna Borough, Alaska (United States)

UTC time: 2026-07-29 17:20:48 UTC Local time: —

About this earthquake

On July 29, 2026 at 17:20 UTC, a magnitude M1.1 earthquake occurred near Matanuska-Susitna Borough, Alaska (United States). The hypocenter lay relatively close to the surface at around 31 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: over the past 24 hours, QuakeMap24 logged 236 earthquakes, the strongest at M4.8.

Map

Depth profile

Depth profile Depth: 30.7 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 30.7 km
Shallow
30.7 km
30.7 km — deeper than the regional average (15.5 km)
Regional average: 15.5 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

  • Wrangell
    Distance: 211 km ·Shield ·Elevation: 4'278 m ·Last eruption: 1912 ·United States
  • Buzzard Creek
    Distance: 218 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Hayes
    Distance: 234 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Spurr
    Distance: 238 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Redoubt
    Distance: 308 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Churchill
    Distance: 342 km ·Stratovolcano ·Elevation: 5'005 m ·Last eruption: 847 ·United States

Historic earthquake map · United States

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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.

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