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United States · Montana

M1.2 Earthquake near Gallatin County, Montana (United States)

UTC time: 2026-09-22 17:22:34 UTC Local time: —

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About this earthquake

A magnitude M1.2 earthquake was recorded near Gallatin County, Montana (United States) on September 22, 2026 at 17:22 UTC. The hypocenter lay relatively close to the surface at around 8 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: 172 earthquakes were recorded in the past 24 hours, the strongest reaching M4.0.

Details

ID
b53e3d3d64ad51257f08d2b5d7fcf57e4d0a9c8d
Magnitude
M1.2
Depth
7.7 km
UTC time
2026-09-22 17:22:34 UTC
Local time
—
Country
United States
State
Montana
City
Gallatin County
County
Gallatin County
Source
usgs
Coordinates
44.76750, -111.12733
Temperature
13.3°C

Depth profile

Depth profile Depth: 7.7 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 7.7 km
Shallow
7.7 km
7.7 km — shallower than the regional average (15.2 km)
Regional average: 15.2 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: 177 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: 268 km ·Shield ·Elevation: 1'597 m ·Last eruption: -300 ·United States
  • Black Butte Crater Lava Field
    Distance: 312 km ·Shield ·Elevation: 1'478 m ·Last eruption: -8180 ·United States

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Yellowstone AirportUnited States · WYS · KWYS
    8.8 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-09-22

This selection shows geographic proximity, not a hazard zone or confirmed impacts. Distances use recorded site coordinates. Sources & data dates

United States

Context for this earthquake

22 Sep 2025 – 22 Sep 2026 · M ≥ 2.0 · 11,723 Catalogue entries

Sufficiently reliable matching data are not currently available for a direct comparison. The area profile shows the available records and their limitations.

Open seismic profile

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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