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M-0.1 Depth: 9.1 km

M-0.1 Earthquake near Gallatin County, Montana (United States)

UTC time: 2026-07-28 15:26:19 UTC Local time: —

About this earthquake

On July 28, 2026 at 15:26 UTC, a magnitude M-0.1 earthquake occurred near Gallatin County, Montana (United States). With a focal depth of about 9 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Events of this size typically go unnoticed.

The data is provided by USGS and cross-checked across seismological networks. United States: 151 earthquakes were recorded in the past 24 hours, the strongest reaching M3.5.

Map

Depth profile

Depth profile Depth: 9.1 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 9.1 km
Shallow
9.1 km
9.1 km — shallower 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

  • Hell's Half Acre
    Distance: 179 km ·Shield ·Elevation: 1'632 m ·Last eruption: -3250 ·United States
  • Craters of the Moon
    Distance: 247 km ·Volcanic field ·Elevation: 2'005 m ·Last eruption: -130 ·United States
  • Wapi Lava Field
    Distance: 270 km ·Shield ·Elevation: 1'597 m ·Last eruption: -300 ·United States
  • Black Butte Crater Lava Field
    Distance: 314 km ·Shield ·Elevation: 1'478 m ·Last eruption: -8180 ·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.

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