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M3.1 Depth: -1.6 km

M3.1 Earthquake near 15 km SW of Loyalton, CA (United States)

UTC time: 2025-06-30 08:09:44 UTC Local time: —

About this earthquake

On June 30, 2025 at 08:09 UTC, a magnitude M3.1 earthquake occurred near 15 km SW of Loyalton, CA (United States). Shaking of this size is frequently noticed but usually harmless.

The data is provided by USGS and cross-checked across seismological networks. United States: 189 earthquakes were recorded in the past 24 hours, the strongest reaching M3.1.

Details

Magnitude
M3.1
Depth
-1.6 km
UTC time
2025-06-30 08:09:44 UTC
Local time
—
Country
United States
City
California
Source
usgs
Coordinates
39.55433, -120.31617
Temperature
13.6°C

Map

Depth profile

Depth profile Depth: -1.6 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km -1.6 km
Shallow
-1.6 km
0 km — shallower than the regional average (15.3 km)
Regional average: 15.3 km
Negative depth = focus above sea level (terrain elevation).
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

  • Soda Lakes
    Distance: 123 km ·Maar(s) ·Elevation: 1'251 m ·United States
  • Lassen Volcanic Center
    Distance: 145 km ·Stratovolcano ·Elevation: 3'187 m ·Last eruption: 1917 ·United States
  • Mono Lake Volcanic Field
    Distance: 206 km ·Volcanic field ·Elevation: 2'121 m ·Last eruption: 1790 ·United States
  • Clear Lake Volcanic Field
    Distance: 221 km ·Volcanic field ·Elevation: 1'439 m ·United States
  • Mono-Inyo Craters
    Distance: 224 km ·Lava dome(s) ·Elevation: 2'796 m ·Last eruption: 1380 ·United States
  • Mammoth Mountain
    Distance: 241 km ·Lava dome(s) ·Elevation: 3'369 m ·Last eruption: 1260 ·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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