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M1.0 Depth: 16.3 km

M1.0 Earthquake near 2 km N of Colton, CA (United States)

UTC time: 2025-12-16 07:43:58 UTC Local time: —

About this earthquake

On December 16, 2025 at 07:43 UTC, a magnitude M1.0 earthquake occurred near 2 km N of Colton, CA (United States). With a focal depth of about 16 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: 228 earthquakes were recorded in the past 24 hours, the strongest reaching M5.3.

Details

Magnitude
M1.0
Depth
16.3 km
UTC time
2025-12-16 07:43:58 UTC
Local time
—
Country
United States
City
California
Source
usgs
Coordinates
34.09400, -117.31200
Temperature
11.0°C

Map

Depth profile

Depth profile Depth: 16.3 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 16.3 km
Shallow
16.3 km
16.3 km — close to the regional average (15.7 km)
Regional average: 15.7 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: 186 km ·Lava dome(s) ·Elevation: -40 m ·Last eruption: 210 ·United States
  • Ubehebe Craters
    Distance: 326 km ·Maar(s) ·Elevation: 752 m ·Last eruption: -150 ·United States
  • Mammoth Mountain
    Distance: 423 km ·Lava dome(s) ·Elevation: 3'369 m ·Last eruption: 1260 ·United States
  • Pinacate
    Distance: 434 km ·Volcanic field ·Elevation: 1'183 m ·Mexico
  • Mono-Inyo Craters
    Distance: 441 km ·Lava dome(s) ·Elevation: 2'796 m ·Last eruption: 1380 ·United States
  • Uinkaret Field
    Distance: 457 km ·Volcanic field ·Elevation: 1'555 m ·Last eruption: 1100 ·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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