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M0.5 Depth: 7.2 km

M0.5 Earthquake near 20 km E of Anza, CA (United States)

UTC time: 2025-12-09 05:57:23 UTC Local time: —

About this earthquake

On December 9, 2025 at 05:57 UTC, a magnitude M0.5 earthquake occurred near 20 km E of Anza, CA (United States). The hypocenter lay relatively close to the surface at around 7 km, increasing how strongly it was felt. 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: 191 earthquakes were recorded in the past 24 hours, the strongest reaching M4.7.

Details

Magnitude
M0.5
Depth
7.2 km
UTC time
2025-12-09 05:57:23 UTC
Local time
—
Country
United States
City
California
Source
usgs
Coordinates
33.53333, -116.46467
Temperature
11.6°C

Map

Depth profile

Depth profile Depth: 7.2 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 7.2 km
Shallow
7.2 km
7.2 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

  • Salton Buttes
    Distance: 87 km ·Lava dome(s) ·Elevation: -40 m ·Last eruption: 210 ·United States
  • Pinacate
    Distance: 335 km ·Volcanic field ·Elevation: 1'183 m ·Mexico
  • Ubehebe Craters
    Distance: 398 km ·Maar(s) ·Elevation: 752 m ·Last eruption: -150 ·United States
  • Uinkaret Field
    Distance: 439 km ·Volcanic field ·Elevation: 1'555 m ·Last eruption: 1100 ·United States
  • San Luis, Isla
    Distance: 441 km ·Tuff cone ·Elevation: 183 m ·Last eruption: -1141 ·Mexico
  • San Francisco Volcanic Field
    Distance: 483 km ·Volcanic field ·Elevation: 3'850 m ·Last eruption: 1075 ·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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