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M1.2 Depth: 6.8 km

M1.2 Earthquake near 6 km NW of Rialto, CA (United States)

UTC time: 2025-09-05 15:28:30 UTC Local time: —

About this earthquake

On September 5, 2025 at 15:28 UTC, a magnitude M1.2 earthquake occurred near 6 km NW of Rialto, CA (United States). With a focal depth of about 7 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 data is provided by USGS and cross-checked across seismological networks. United States: over the past 24 hours, QuakeMap24 logged 229 earthquakes, the strongest at M3.5.

Details

Magnitude
M1.2
Depth
6.8 km
UTC time
2025-09-05 15:28:30 UTC
Local time
—
Country
United States
City
California
Source
usgs
Coordinates
34.14300, -117.41267
Temperature
31.6°C

Map

Depth profile

Depth profile Depth: 6.8 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 6.8 km
Shallow
6.8 km
6.8 km — shallower 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

  • Salton Buttes
    Distance: 197 km ·Lava dome(s) ·Elevation: -40 m ·Last eruption: 210 ·United States
  • Ubehebe Craters
    Distance: 320 km ·Maar(s) ·Elevation: 752 m ·Last eruption: -150 ·United States
  • Mammoth Mountain
    Distance: 414 km ·Lava dome(s) ·Elevation: 3'369 m ·Last eruption: 1260 ·United States
  • Mono-Inyo Craters
    Distance: 432 km ·Lava dome(s) ·Elevation: 2'796 m ·Last eruption: 1380 ·United States
  • Pinacate
    Distance: 445 km ·Volcanic field ·Elevation: 1'183 m ·Mexico
  • Mono Lake Volcanic Field
    Distance: 453 km ·Volcanic field ·Elevation: 2'121 m ·Last eruption: 1790 ·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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