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M0.9 Depth: 11.6 km

M0.9 Earthquake near 7 km ESE of Hebgen Lake Estates, Montana (United States)

UTC time: 2025-10-28 21:41:12 UTC Local time: —

About this earthquake

On October 28, 2025 at 21:41 UTC, a magnitude M0.9 earthquake occurred near 7 km ESE of Hebgen Lake Estates, Montana (United States). With a focal depth of about 12 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: 179 earthquakes were recorded in the past 24 hours, the strongest reaching M5.5.

Details

Magnitude
M0.9
Depth
11.6 km
UTC time
2025-10-28 21:41:12 UTC
Local time
—
Country
United States
City
Montana
Source
usgs
Coordinates
44.74217, -111.09717
Temperature
-7.4°C

Map

Depth profile

Depth profile Depth: 11.6 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 11.6 km
Shallow
11.6 km
11.6 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: 176 km ·Shield ·Elevation: 1'632 m ·Last eruption: -3250 ·United States
  • Craters of the Moon
    Distance: 245 km ·Volcanic field ·Elevation: 2'005 m ·Last eruption: -130 ·United States
  • Wapi Lava Field
    Distance: 267 km ·Shield ·Elevation: 1'597 m ·Last eruption: -300 ·United States
  • Black Butte Crater Lava Field
    Distance: 313 km ·Shield ·Elevation: 1'478 m ·Last eruption: -8180 ·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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