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M1.7 Depth: 5.8 km

M1.7 Earthquake near South Hills, Montana (United States)

UTC time: 2026-07-29 18:27:55 UTC Local time: —

About this earthquake

On July 29, 2026 at 18:27 UTC, a magnitude M1.7 earthquake occurred near South Hills, Montana (United States). The hypocenter lay relatively close to the surface at around 6 km, increasing how strongly it was felt. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The event was recorded by USGS. United States: 168 earthquakes were recorded in the past 24 hours, the strongest reaching M3.1.

Map

Depth profile

Depth profile Depth: 5.8 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 5.8 km
Shallow
5.8 km
5.8 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: 343 km ·Shield ·Elevation: 1'632 m ·Last eruption: -3250 ·United States
  • Craters of the Moon
    Distance: 373 km ·Volcanic field ·Elevation: 2'005 m ·Last eruption: -130 ·United States
  • Black Butte Crater Lava Field
    Distance: 419 km ·Shield ·Elevation: 1'478 m ·Last eruption: -8180 ·United States
  • Wapi Lava Field
    Distance: 420 km ·Shield ·Elevation: 1'597 m ·Last eruption: -300 ·United States

Historic earthquake map · United States

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Country statistics · United States

Country overview
View earthquake KPIs, strongest and latest events, and averages for this country.

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