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M3.0 Depth: 19.6 km

M3.0 Earthquake near 9 km SSW of Mariposa, CA (United States)

UTC time: 2025-09-20 21:28:08 UTC Local time: —

About this earthquake

A magnitude M3.0 earthquake was recorded near 9 km SSW of Mariposa, CA (United States) on September 20, 2025 at 21:28 UTC. With a focal depth of about 20 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The event was recorded by USGS. United States: over the past 24 hours, QuakeMap24 logged 167 earthquakes, the strongest at M3.7.

Details

Magnitude
M3.0
Depth
19.6 km
UTC time
2025-09-20 21:28:08 UTC
Local time
—
Country
United States
City
California
Source
usgs
Coordinates
37.40967, -119.99267
Temperature
26.0°C

Map

Depth profile

Depth profile Depth: 19.6 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 19.6 km
Shallow
19.6 km
19.6 km — deeper than the regional average (15.4 km)
Regional average: 15.4 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

  • Mammoth Mountain
    Distance: 88 km ·Lava dome(s) ·Elevation: 3'369 m ·Last eruption: 1260 ·United States
  • Mono-Inyo Craters
    Distance: 96 km ·Lava dome(s) ·Elevation: 2'796 m ·Last eruption: 1380 ·United States
  • Mono Lake Volcanic Field
    Distance: 107 km ·Volcanic field ·Elevation: 2'121 m ·Last eruption: 1790 ·United States
  • Ubehebe Craters
    Distance: 229 km ·Maar(s) ·Elevation: 752 m ·Last eruption: -150 ·United States
  • Soda Lakes
    Distance: 254 km ·Maar(s) ·Elevation: 1'251 m ·United States
  • Clear Lake Volcanic Field
    Distance: 298 km ·Volcanic field ·Elevation: 1'439 m ·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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