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M1.3 Depth: 10.8 km

M1.3 Earthquake near 1.4 km ( .9 mi) SW (az= 224.3) from Norco, CA (United States)

UTC time: 2025-12-10 01:49:37 UTC Local time: —

About this earthquake

On December 10, 2025 at 01:49 UTC, a magnitude M1.3 earthquake occurred near 1.4 km (.9 mi) SW (az= 224.3) from Norco, CA (United States). The hypocenter lay relatively close to the surface at around 11 km, increasing how strongly it was felt. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The event was recorded by SCEDC. United States: over the past 24 hours, QuakeMap24 logged 197 earthquakes, the strongest at M4.7.

Details

Magnitude
M1.3
Depth
10.8 km
UTC time
2025-12-10 01:49:37 UTC
Local time
—
Country
United States
City
California
Source
scedc
Coordinates
33.92200, -117.55933
Temperature
23.2°C

Map

Depth profile

Depth profile Depth: 10.8 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 10.8 km
Shallow
10.8 km
10.8 km — shallower than the regional average (15.6 km)
Regional average: 15.6 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

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  • Ubehebe Craters
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  • Mammoth Mountain
    Distance: 433 km ·Lava dome(s) ·Elevation: 3'369 m ·Last eruption: 1260 ·United States
  • Pinacate
    Distance: 444 km ·Volcanic field ·Elevation: 1'183 m ·Mexico
  • Mono-Inyo Craters
    Distance: 451 km ·Lava dome(s) ·Elevation: 2'796 m ·Last eruption: 1380 ·United States
  • Mono Lake Volcanic Field
    Distance: 472 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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