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M3.1 Depth: 1.9 km

M3.1 Earthquake near SOUTHERN IDAHO (United States)

UTC time: 2025-07-28 21:49:50 UTC Local time: —

About this earthquake

A magnitude M3.1 earthquake was recorded near SOUTHERN IDAHO (United States) on July 28, 2025 at 21:49 UTC. With a focal depth of about 2 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Shaking of this size is frequently noticed but usually harmless.

The data is provided by EMSC and cross-checked across seismological networks. United States: over the past 24 hours, QuakeMap24 logged 257 earthquakes, the strongest at M4.1.

Details

Magnitude
M3.1
Depth
1.9 km
UTC time
2025-07-28 21:49:50 UTC
Local time
—
Country
United States
City
Idaho
Source
emsc
Coordinates
42.51770, -111.24450
Temperature
25.1°C

Map

Depth profile

Depth profile Depth: 1.9 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 1.9 km
Shallow
1.9 km
1.9 km — shallower than the regional average (15.3 km)
Regional average: 15.3 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: 146 km ·Shield ·Elevation: 1'632 m ·Last eruption: -3250 ·United States
  • Wapi Lava Field
    Distance: 166 km ·Shield ·Elevation: 1'597 m ·Last eruption: -300 ·United States
  • Craters of the Moon
    Distance: 206 km ·Volcanic field ·Elevation: 2'005 m ·Last eruption: -130 ·United States
  • Black Butte Crater Lava Field
    Distance: 264 km ·Shield ·Elevation: 1'478 m ·Last eruption: -8180 ·United States
  • Black Rock Desert
    Distance: 408 km ·Volcanic field ·Elevation: 1'800 m ·Last eruption: 1290 ·United States
  • Dotsero
    Distance: 475 km ·Maar ·Elevation: 2'230 m ·Last eruption: -2200 ·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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