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M1.3 Earthquake near 3 km SE of Ontario, CA (United States)

UTC time: 2025-04-27 18:34:47 UTC Local time: —

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About this earthquake

On April 27, 2025 at 18:34 UTC, a magnitude M1.3 earthquake occurred near 3 km SE of Ontario, CA (United States). With a focal depth of about 6 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Events of this size typically go unnoticed.

The data is provided by USGS and cross-checked across seismological networks. United States: 168 earthquakes were recorded in the past 24 hours, the strongest reaching M3.9.

Details

ID
3a629da21224d459e8d176e5999f12e69290ca67
Magnitude
M1.3
Depth
5.7 km
UTC time
2025-04-27 18:34:47 UTC
Local time
—
Country
United States
Source
usgs
Coordinates
34.03833, -117.60316
Temperature
14.8°C

Depth profile

Depth profile Depth: 5.7 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 5.7 km
Shallow
5.7 km
5.7 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

  • Salton Buttes
    Distance: 206 km ·Lava dome(s) ·Elevation: -40 m ·Last eruption: 210 ·United States
  • Ubehebe Craters
    Distance: 332 km ·Maar(s) ·Elevation: 752 m ·Last eruption: -150 ·United States
  • Mammoth Mountain
    Distance: 420 km ·Lava dome(s) ·Elevation: 3'369 m ·Last eruption: 1260 ·United States
  • Mono-Inyo Craters
    Distance: 438 km ·Lava dome(s) ·Elevation: 2'796 m ·Last eruption: 1380 ·United States
  • Pinacate
    Distance: 454 km ·Volcanic field ·Elevation: 1'183 m ·Mexico
  • Mono Lake Volcanic Field
    Distance: 459 km ·Volcanic field ·Elevation: 2'121 m ·Last eruption: 1790 ·United States

Historic earthquake map · United States

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Country statistics · United States

Country overview
View earthquake KPIs, strongest and latest events, and averages for this country.

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