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M0.3 Depth: 4.0 km

M0.3 Earthquake near 23 km SSW of Mammoth, Wyoming (United States)

UTC time: 2025-12-03 18:45:44 UTC Local time: —

About this earthquake

On December 3, 2025 at 18:45 UTC, a magnitude M0.3 earthquake occurred near 23 km SSW of Mammoth, Wyoming (United States). The hypocenter lay relatively close to the surface at around 4 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: over the past 24 hours, QuakeMap24 logged 187 earthquakes, the strongest at M5.0.

Details

Magnitude
M0.3
Depth
4.0 km
UTC time
2025-12-03 18:45:44 UTC
Local time
—
Country
United States
City
Wyoming
Source
usgs
Coordinates
44.77350, -110.76950
Temperature
-5.6°C

Map

Depth profile

Depth profile Depth: 4 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 4 km
Shallow
4 km
4 km — shallower than the regional average (15.6 km)
Regional average: 15.6 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: 196 km ·Shield ·Elevation: 1'632 m ·Last eruption: -3250 ·United States
  • Craters of the Moon
    Distance: 268 km ·Volcanic field ·Elevation: 2'005 m ·Last eruption: -130 ·United States
  • Wapi Lava Field
    Distance: 287 km ·Shield ·Elevation: 1'597 m ·Last eruption: -300 ·United States
  • Black Butte Crater Lava Field
    Distance: 337 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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