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M0.4 Depth: 10.9 km

M0.4 Earthquake near 15 km SE of Anza, CA (United States)

UTC time: 2025-12-31 14:33:03 UTC Local time: —

About this earthquake

On December 31, 2025 at 14:33 UTC, a magnitude M0.4 earthquake occurred near 15 km SE of Anza, 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 data is provided by USGS and cross-checked across seismological networks. United States: over the past 24 hours, QuakeMap24 logged 202 earthquakes, the strongest at M4.3.

Details

Magnitude
M0.4
Depth
10.9 km
UTC time
2025-12-31 14:33:03 UTC
Local time
—
Country
United States
City
California
Source
usgs
Coordinates
33.45367, -116.56883
Temperature
10.3°C

Map

Depth profile

Depth profile Depth: 10.9 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 10.9 km
Shallow
10.9 km
10.9 km — shallower than 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: 93 km ·Lava dome(s) ·Elevation: -40 m ·Last eruption: 210 ·United States
  • Pinacate
    Distance: 338 km ·Volcanic field ·Elevation: 1'183 m ·Mexico
  • Ubehebe Craters
    Distance: 405 km ·Maar(s) ·Elevation: 752 m ·Last eruption: -150 ·United States
  • San Luis, Isla
    Distance: 438 km ·Tuff cone ·Elevation: 183 m ·Last eruption: -1141 ·Mexico
  • Uinkaret Field
    Distance: 452 km ·Volcanic field ·Elevation: 1'555 m ·Last eruption: 1100 ·United States
  • San Francisco Volcanic Field
    Distance: 496 km ·Volcanic field ·Elevation: 3'850 m ·Last eruption: 1075 ·United States

Historic earthquake map · United States

Open history map
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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